Compressor Disks 7 Thru 12
Effective
Date - 01/05/99
Recurring
- Yes
Supersedes - N/A
Superseded by - N/A
Amendment 39-10975.
Docket 98-ANE-77-AD.
Applicability:
Pratt & Whitney (PW) JT8D and JT3D series turbofan engines, with stage
7 through stage 15 high-pressure compressor (HPC) disks installed, identified
by part number (P/N) and serial number (S/N) specified in Appendix 1.
These engines are installed on but not limited to the following aircraft:
Boeing 707, 727, and 737 series airplanes and McDonnell Douglas DC-8,
DC-9, and MD-80 series airplanes.
Appendix
1
Disk Part Number and Serial Number (Sorted by Disk Part Number)
------------------------------------------------------------------------
Stage Disk .............Part No. Disk Serial No.
------------------------------------------------------------------------
7th Stage........................ 701407 7A7271
7th Stage........................ 701507 4Z2030
7th Stage........................ 701507 4Z2122
7th Stage........................ 701507 8Z6454
7th Stage........................ 766007 8B5265
7th Stage........................ 774407 B207AA0307
7th Stage........................ 774407 B207AA0350
7th Stage........................ 774407 B207AA0379
7th Stage........................ 774407 B207AA0578
7th Stage........................ 774407 B207AA0643
7th Stage........................ 774407 BENCAH1353
7th Stage........................ 774407 BENCAH2320
7th Stage........................ 774407 BENCAH2327
7th Stage........................ 774407 BENCAH2851
7th Stage........................ 774407 BENCAH4091
7th Stage........................ 774407 BENCAJ8414
7th Stage........................ 774407 BENCAJ8440
7th Stage........................ 774407 BENCAK1631
7th Stage........................ 774407 BENCAK1684
7th Stage........................ 774407 BENCAK5135
7th Stage........................ 774407 BENCAK6623
7th Stage........................ 774407 BENCAK6643
7th Stage........................ 774407 BENCAK8115
7th Stage........................ 774407 H19093
7th Stage........................ 774407 H19026
7th Stage........................ 774407 H29904
7th Stage........................ 774407 J17128
7th Stage........................ 774407 J17407
7th Stage........................ 774407 J39120
7th Stage........................ 774407 J72011
7th Stage........................ 774407 J72132
7th Stage........................ 774407 K20050
7th Stage........................ 774407 K20167
7th Stage........................ 774407 K78491
7th Stage........................ 774407 L72139
7th Stage........................ 774407 M15364
7th Stage........................ 774407 M15368
7th Stage........................ 774407 M77985
7th Stage........................ 774407 M83784
7th Stage........................ 774407 M93463
7th Stage........................ 774407 N14127
7th Stage........................ 774407 N14190
7th Stage........................ 774407 N14213
7th Stage........................ 774407 N24114
7th Stage........................ 774407 N23978
7th Stage........................ 774407 N24091
7th Stage........................ 774407 N37879
7th Stage........................ 774407 N37919
7th Stage........................ 774407 N70390
7th Stage........................ 774407 N88161
7th Stage........................ 774407 N88195
7th Stage........................ 774407 N88335
7th Stage........................ 774407 N88342
7th Stage........................ 774407 N94974
7th Stage........................ 774407 N95036
7th Stage........................ 774407 P14716
7th Stage........................ 774407 P14741
7th Stage........................ 774407 P35486
7th Stage........................ 774407 P54563
7th Stage........................ 774407 P60347
7th Stage........................ 774407 P60394
7th Stage........................ 774407 P60446
7th Stage........................ 774407 P70328
7th Stage........................ 774407 P81247
7th Stage........................ 774407 P81253
7th Stage........................ 774407 P81392
7th Stage........................ 774407 P81399
7th Stage........................ 774407 P86295
7th Stage........................ 774407 P86311
7th Stage........................ 774407 R03089
7th Stage........................ 774407 R12413
7th Stage........................ 774407 R12418
7th Stage........................ 774407 R12549
7th Stage........................ 774407 R12557
7th Stage........................ 774407 R19365
7th Stage........................ 774407 R31290
7th Stage........................ 774407 R31411
7th Stage........................ 774407 R37414
7th Stage........................ 774407 R37520
7th Stage........................ 774407 R37554
7th Stage........................ 774407 R46834
7th Stage........................ 774407 R46893
7th Stage........................ 774407 R46918
7th Stage........................ 774407 R46943
7th Stage........................ 774407 R47019
7th Stage........................ 774407 R72171
7th Stage........................ 774407 R72257
7th Stage........................ 774407 S05566
7th Stage........................ 774407 S05610
7th Stage........................ 774407 S05659
7th Stage........................ 774407 S10014
7th Stage........................ 774407 S10050
7th Stage........................ 774407 S13885
7th Stage........................ 774407 S13910
7th Stage........................ 774407 S14048
7th Stage........................ 774407 S14063
7th Stage........................ 774407 S14088
7th Stage........................ 774407 S14173
7th Stage........................ 774407 S36633
7th Stage........................ 774407 S36810
7th Stage........................ 774407 S36857
7th Stage........................ 774407 S37128
7th Stage........................ 774407 S37149
7th Stage........................ 774407 S37168
7th Stage........................ 774407 S37187
7th Stage........................ 774407 S37312
7th Stage........................ 774407 S37367
7th Stage........................ 774407 S37389
7th Stage........................ 774407 S37420
7th Stage........................ 774407 S37469
7th Stage........................ 774407 S37498
7th Stage........................ 774407 T04409
7th Stage........................ 774407 T04526
7th Stage........................ 774407 T04566
7th Stage........................ 774407 T04615
7th Stage........................ 774407 T04632
7th Stage........................ 774407 T04898
7th Stage........................ 774407 T04899
7th Stage........................ 774407 T04988
7th Stage........................ 774407 T05055
7th Stage........................ 774407 T05106
7th Stage........................ 5006007-01 B207AA0068
7th Stage........................ 5006007-01 B207AA0693
7th Stage........................ 5006007-01 BENCAH0061
7th Stage........................ 5006007-01 BENCAH3134
7th Stage........................ 5006007-01 BENCAJ8558
7th Stage........................ 5006007-01 BENCAJ8594
7th Stage........................ 5006007-01 BENCAL0749
7th Stage........................ 5006007-01 BENCAL2650
7th Stage........................ 5006007-01 R54586
7th Stage........................ 5006007-01 R79450
7th Stage........................ 5006007-01 S11202
7th Stage........................ 5006007-01 S11206
7th Stage........................ 5006007-01 S57118
7th Stage........................ 5006007-01 S57216
7th Stage........................ 5006007-01 S57519
7th Stage........................ 5006007-02 BENCAK9643
7th Stage........................ 5006007-02 BENCAK9690
7th Stage........................ 5006007-02 BENCAK9697
7th Stage........................ 5006007-02 BENCAK9705
7th Stage........................ 5006007-02 BENCAK9723
7th Stage........................ 5006007-02 BENCAL3657
7th Stage........................ 5006007-02 BENCAL5478
7th Stage........................ 774407 BENCAH0521
7th Stage........................ 774407 BENCAJ8454
7th Stage........................ 774407 R57626
7th Stage........................ 774407 T04885
8th Stage........................ 738308 9B1363
8th Stage........................ 738308 H03990
8th Stage........................ 748608 7A9608
8th Stage........................ 748608 7B9489
8th Stage........................ 748608 8B0397
8th Stage........................ 748608 B208AA0030
8th Stage........................ 748608 B208AA0045
8th Stage........................ 748608 B208AA0070
8th Stage........................ 748608 BENCAJ8185
8th Stage........................ 748608 G30014
8th Stage........................ 748608 G62624
8th Stage........................ 748608 G63907
8th Stage........................ 748608 H29599
8th Stage........................ 748608 H35085
8th Stage........................ 748608 H64390
8th Stage........................ 748608 H84992
8th Stage........................ 748608 H86520
8th Stage........................ 748608 J29857
8th Stage........................ 748608 J29958
8th Stage........................ 748608 J57418
8th Stage........................ 748608 J57426
8th Stage........................ 748608 J57469
8th Stage........................ 748608 J57532
8th Stage........................ 748608 J57660
8th Stage........................ 748608 J57663
8th Stage........................ 748608 J94763
8th Stage........................ 748608 J94815
8th Stage........................ 748608 M54646
8th Stage........................ 748608 M54770
8th Stage........................ 748608 M54821
8th Stage........................ 748608 M54843
8th Stage........................ 748608 N14562
8th Stage........................ 748608 N14765
8th Stage........................ 748608 N84308
8th Stage........................ 748608 N84314
8th Stage........................ 748608 N84317
8th Stage........................ 748608 N84319
8th Stage........................ 748608 N84373
8th Stage........................ 748608 N84418
8th Stage........................ 748608 P26025
8th Stage........................ 748608 P26136
8th Stage........................ 748608 P26153
8th Stage........................ 748608 P26171
8th Stage........................ 748608 P28471
8th Stage........................ 748608 P28530
8th Stage........................ 748608 P28534
8th Stage........................ 748608 P28564
8th Stage........................ 748608 P28596
8th Stage........................ 748608 P28607
8th Stage........................ 748608 P83853
8th Stage........................ 748608 P94736
8th Stage........................ 748608 P98927
8th Stage........................ 748608 R18995
8th Stage........................ 748608 R46153
8th Stage........................ 748608 R73850
8th Stage........................ 748608 S01136
8th Stage........................ 748608 S01153
8th Stage........................ 748608 S01185
8th Stage........................ 748608 S50692
8th Stage........................ 748608 S50748
8th Stage........................ 748608 S78016
8th Stage........................ 748608 S78066
8th Stage........................ 748608 S78128
8th Stage........................ 787008 K51696
8th Stage........................ 787008 K52389
8th Stage........................ 787008 L61543
8th Stage........................ 787008 M76852
8th Stage........................ 787008 M77423
8th Stage........................ 787008 M77749
8th Stage........................ 787008 M77791
8th Stage........................ 787008 N33354
8th Stage........................ 787008 N33408
8th Stage........................ 787008 N33702
8th Stage........................ 787008 N33760
8th Stage........................ 787008 N89060
8th Stage........................ 787008 N89386
8th Stage........................ 787008 N90133
8th Stage........................ 787008 N90152
8th Stage........................ 787008F N89050
8th Stage........................ 787208 B228AA0194
8th Stage........................ 787208 B228AA0343
8th Stage........................ 787208 B228AA0371
8th Stage........................ 787208 B228AA0540
8th Stage........................ 787208 B228AA0574
8th Stage........................ 787208 B228AA0605
8th Stage........................ 787208 BENCAH4505
8th Stage........................ 787208 BENCAH5428
8th Stage........................ 787208 BENCAH5435
8th Stage........................ 787208 BENCAJ5724
8th Stage........................ 787208 BENCAK0065
8th Stage........................ 787208 BENCAK0066
8th Stage........................ 787208 BENCAK6165
8th Stage........................ 787208 BENCAK6359
8th Stage........................ 787208 BENCAK8796
8th Stage........................ 787208 BENCAK9253
8th Stage........................ 787208 BENCAL1567
8th Stage........................ 787208 BENCAL1571
8th Stage........................ 787208 BENCAL1579
8th Stage........................ 787208 BENCAL1887
8th Stage........................ 787208 BENCAL3339
8th Stage........................ 787208 BENCAL5283
8th Stage........................ 787208 BENCAM0672
8th Stage........................ 787208 J47026
8th Stage........................ 787208 K12730
8th Stage........................ 787208 N06609
8th Stage........................ 787208 N89709
8th Stage........................ 787208 P43644
8th Stage........................ 787208 P43665
8th Stage........................ 787208 P43897
8th Stage........................ 787208 P43936
8th Stage........................ 787208 P43950
8th Stage........................ 787208 P43954
8th Stage........................ 787208 P44141
8th Stage........................ 787208 P44694
8th Stage........................ 787208 P45378
8th Stage........................ 787208 P45593
8th Stage........................ 787208 R23192
8th Stage........................ 787208 R23234
8th Stage........................ 787208 R23450
8th Stage........................ 787208 R23452
8th Stage........................ 787208 R23569
8th Stage........................ 787208 R23837
8th Stage........................ 787208 R24172
8th Stage........................ 787208 R24201
8th Stage........................ 787208 R24205
8th Stage........................ 787208 R24390
8th Stage........................ 787208 R24599
8th Stage........................ 787208 R24827
8th Stage........................ 787208 R91709
8th Stage........................ 787208 S07732
8th Stage........................ 787208 S39110
8th Stage........................ 787208 S39281
8th Stage........................ 787208 S39337
8th Stage........................ 787208 S39409
8th Stage........................ 787208 S39410
8th Stage........................ 787208 S39487
8th Stage........................ 787208 S39509
8th Stage........................ 787208 S39534
8th Stage........................ 787208 S39633
8th Stage........................ 787208 S39676
8th Stage........................ 787208 S39721
8th Stage........................ 787208 S39942
8th Stage........................ 787208 S39963
8th Stage........................ 787208 S39996
8th Stage........................ 787208 S40033
8th Stage........................ 787208 S40041
8th Stage........................ 788608 H36177
8th Stage........................ 788708 7A2254
8th Stage........................ 789508 G51990
8th Stage........................ 789608 J46995
8th Stage........................ 792038 B228AA0331
8th Stage........................ 792038 B228AA0511
8th Stage........................ 792038 B228AA1005
8th Stage........................ 792038 BENCAJ8854
8th Stage........................ 792038 BENCAJ8871
8th Stage........................ 796348 K53240
8th Stage........................ 797938 BENCAL2605
8th Stage........................ 5005808-01 B228AA0901
8th Stage........................ 5005808-01 BENCAJ1138
8th Stage........................ 5005808-01 BENCAJ8902
8th Stage........................ 5005808-01 S70327
9th Stage........................ 628209 5X8746
9th Stage........................ 701509 8Z5256
9th Stage........................ 701509 9A6145
9th Stage........................ 701509 H86825
9th Stage........................ 701509 J00245
9th Stage........................ 701509 J25666
9th Stage........................ 701509 J87515
9th Stage........................ 701509 J89031
9th Stage........................ 701509 K34309
9th Stage........................ 701509 K35061
9th Stage........................ 701509 K55559
9th Stage........................ 701509 K85824
9th Stage........................ 701509 L31209
9th Stage........................ 701509 L31751
9th Stage........................ 701509 L55770
9th Stage........................ 701509 M10469
9th Stage........................ 701509 M40027
9th Stage........................ 701509 M49712
9th Stage........................ 701509 M61566
9th Stage........................ 701509 M84762
9th Stage........................ 701509 M86342
9th Stage........................ 701509 M86842
9th Stage........................ 701509 M86844
9th Stage........................ 701509 N02758
9th Stage........................ 701509 N02994
9th Stage........................ 701509 N209AA0006
9th Stage........................ 701509 N209AA0080
9th Stage........................ 701509 N209AA0091
9th Stage........................ 701509 N209AA0094
9th Stage........................ 701509 N209AA0255
9th Stage........................ 701509 N209AA0339
9th Stage........................ 701509 N209AA0352
9th Stage........................ 701509 N209AA0561
9th Stage........................ 701509 N21068
9th Stage........................ 701509 N21507
9th Stage........................ 701509 N21508
9th Stage........................ 701509 N22475
9th Stage........................ 701509 N22570
9th Stage........................ 701509 N22591
9th Stage........................ 701509 N41297
9th Stage........................ 701509 N42662
9th Stage........................ 701509 N57120
9th Stage........................ 701509 N79874
9th Stage........................ 701509 N79893
9th Stage........................ 701509 N81317
9th Stage........................ 701509 N97653
9th Stage........................ 701509 NENCAH0017
9th Stage........................ 701509 NENCAH0187
9th Stage........................ 701509 NENCAH0192
9th Stage........................ 701509 NENCAH0222
9th Stage........................ 701509 NENCAH0269
9th Stage........................ 701509 NENCAH0280
9th Stage........................ 701509 NENCAH0337
9th Stage........................ 701509 NENCAH0422
9th Stage........................ 701509 NENCAH0445
9th Stage........................ 701509 NENCAH0451
9th Stage........................ 701509 NENCAH0593
9th Stage........................ 701509 NENCAH0737
9th Stage........................ 701509 NENCAH0757
9th Stage........................ 701509 NENCAH0913
9th Stage........................ 701509 NENCAH0920
9th Stage........................ 701509 NENCAH1014
9th Stage........................ 701509 NENCAH1227
9th Stage........................ 701509 NENCAH1357
9th Stage........................ 701509 NENCAH1430
9th Stage........................ 701509 P11360
9th Stage........................ 701509 P11370
9th Stage........................ 701509 P11443
9th Stage........................ 701509 P11450
9th Stage........................ 701509 P12878
9th Stage........................ 701509 P51572
9th Stage........................ 701509 P52444
9th Stage........................ 701509 P52971
9th Stage........................ 701509 P53248
9th Stage........................ 701509 P77028
9th Stage........................ 701509 P77207
9th Stage........................ 701509 P78457
9th Stage........................ 701509 P97645
9th Stage........................ 701509 P98143
9th Stage........................ 701509 P98661
9th Stage........................ 701509 P98961
9th Stage........................ 701509 P98991
9th Stage........................ 701509 R17442
9th Stage........................ 701509 R18113
9th Stage........................ 701509 R45676
9th Stage........................ 701509 R46466
9th Stage........................ 701509 R72941
9th Stage........................ 701509 R73009
9th Stage........................ 701509 R73013
9th Stage........................ 701509 R73420
9th Stage........................ 701509 R73464
9th Stage........................ 701509 R73467
9th Stage........................ 701509 R73804
9th Stage........................ 701509 R73934
9th Stage........................ 701509 S00689
9th Stage........................ 701509 S00741
9th Stage........................ 701509 S00777
9th Stage........................ 701509 S00798
9th Stage........................ 701509 S18975
9th Stage........................ 701509 S19201
9th Stage........................ 701509 S50490
9th Stage........................ 701509 S77602
9th Stage........................ 701509 S77616
9th Stage........................ 701509 S77651
9th Stage........................ 739509 G79836
9th Stage........................ 772509 H49185
9th Stage........................ 772509 K56788
9th Stage........................ 772509 P97497
9th Stage........................ 772509 R73983
9th Stage........................ 772509 S01209
9th Stage........................ 772509 S50832
9th Stage........................ 798509 B209AA0539
9th Stage........................ 798509 BENCAH3770
9th Stage........................ 798509 BENCAJ9383
9th Stage........................ 798509 BENCAK9880
9th Stage........................ 798509 BENCAL0717
9th Stage........................ 798509 BENCAL0703
9th Stage........................ 798509 BENCAL2372
9th Stage........................ 798509 BENCAL6305
9th Stage........................ 701509 BENCAH0448
9th Stage........................ 701509N R18236
9th Stage........................ 772509 K23767
9th Stage........................ 798509 BENCAJ9360
9th Stage........................ 798509 P53159
10th Stage...................... 701410 7Z0800
10th Stage...................... 701410 7Z0806
10th Stage...................... 701810 0A0377
10th Stage...................... 701810 3B8966
10th Stage...................... 701810 3B9144
10th Stage...................... 701810 9Z9847
10th Stage...................... 701810 A00862
10th Stage...................... 701810 H39339
10th Stage...................... 701810 H60642
10th Stage...................... 701810 R22292
10th Stage...................... 701810G G82663
10th Stage...................... 770510 4B4921
10th Stage...................... 770510 G80187
10th Stage...................... 772510 B210AA0014
10th Stage...................... 772510 B210AA0202
10th Stage...................... 772510 B210AA0273
10th Stage...................... 772510 B210AA0637
10th Stage...................... 772510 B210AA0640
10th Stage...................... 772510 B210AA0749
10th Stage...................... 772510 B210AA0752
10th Stage...................... 772510 B210AA0429
10th Stage...................... 772510 BENCAH0251
10th Stage...................... 772510 BENCAH1404
10th Stage...................... 772510 BENCAJ9735
10th Stage...................... 772510 BENCAJ9784
10th Stage...................... 772510 BENCAJ9868
10th Stage...................... 772510 BENCAK5318
10th Stage...................... 772510 BENCAK5762
10th Stage...................... 772510 BENCAK5946
10th Stage...................... 772510 BENCAK9105
10th Stage...................... 772510 BENCAL0388
10th Stage...................... 772510 BENCAL1598
10th Stage...................... 772510 BENCAL1601
10th Stage...................... 772510 BENCAL2427
10th Stage...................... 772510 BENCAL4455
10th Stage...................... 772510 BENCAL5993
10th Stage...................... 772510 H34395
10th Stage...................... 772510 H58784
10th Stage...................... 772510 J23708
10th Stage...................... 772510 J68609
10th Stage...................... 772510 J87953
10th Stage...................... 772510 J88767
10th Stage...................... 772510 K03190
10th Stage...................... 772510 K03586
10th Stage...................... 772510 K24796
10th Stage...................... 772510 K25271
10th Stage...................... 772510 K35625
10th Stage...................... 772510 K55848
10th Stage...................... 772510 K66100
10th Stage...................... 772510 K68068
10th Stage...................... 772510 K85468
10th Stage...................... 772510 L15000
10th Stage...................... 772510 L56873
10th Stage...................... 772510 L84428
10th Stage...................... 772510 L86007
10th Stage...................... 772510 M10049
10th Stage...................... 772510 M10613
10th Stage...................... 772510 M39974
10th Stage...................... 772510 M56263
10th Stage...................... 772510 M61659
10th Stage...................... 772510 M84606
10th Stage...................... 772510 M87097
10th Stage...................... 772510 N03907
10th Stage...................... 772510 N02538
10th Stage...................... 772510 N02778
10th Stage...................... 772510 N03133
10th Stage...................... 772510 N21767
10th Stage...................... 772510 N22275
10th Stage...................... 772510 N41185
10th Stage...................... 772510 N41208
10th Stage...................... 772510 N41484
10th Stage...................... 772510 N41613
10th Stage...................... 772510 N42094
10th Stage...................... 772510 N42143
10th Stage...................... 772510 N42187
10th Stage...................... 772510 N42838
10th Stage...................... 772510 N57150
10th Stage...................... 772510 N57830
10th Stage...................... 772510 N57862
10th Stage...................... 772510 N80227
10th Stage...................... 772510 N80661
10th Stage...................... 772510 N80671
10th Stage...................... 772510 N81136
10th Stage...................... 772510 N81150
10th Stage...................... 772510 N81454
10th Stage...................... 772510 N81456
10th Stage...................... 772510 P11024
10th Stage...................... 772510 P11818
10th Stage...................... 772510 P11869
10th Stage...................... 772510 P12016
10th Stage...................... 772510 P12811
10th Stage...................... 772510 P51804
10th Stage...................... 772510 P51873
10th Stage...................... 772510 P52670
10th Stage...................... 772510 P53019
10th Stage...................... 772510 P53213
10th Stage...................... 772510 P76639
10th Stage...................... 772510 P77620
10th Stage...................... 772510 P77862
10th Stage...................... 772510 P78050
10th Stage...................... 772510 P97278
10th Stage...................... 772510 P98630
10th Stage...................... 772510 R17507
10th Stage...................... 772510 R18502
10th Stage...................... 772510 R18520
10th Stage...................... 772510 R44856
10th Stage...................... 772510 R44861
10th Stage...................... 772510 R44864
10th Stage...................... 772510 R45159
10th Stage...................... 772510 R46345
10th Stage...................... 772510 R72614
10th Stage...................... 772510 R72630
10th Stage...................... 772510 R72884
10th Stage...................... 772510 R73138
10th Stage...................... 772510 R73408
10th Stage...................... 772510 R73612
10th Stage...................... 772510 R73617
10th Stage...................... 772510 R73862
10th Stage...................... 772510 S01349
10th Stage...................... 772510 S01364
10th Stage...................... 772510 S01365
10th Stage...................... 772510 S01406
10th Stage...................... 772510 S01463
10th Stage...................... 772510 S01486
10th Stage...................... 772510 S19301
10th Stage...................... 772510 S19305
10th Stage...................... 772510 S19487
10th Stage...................... 772510 S19630
10th Stage...................... 772510 S50981
10th Stage...................... 772510 S51203
10th Stage...................... 772510 S70220
10th Stage...................... 772510 S78451
10th Stage...................... 772510 S78492
10th Stage...................... 772510 S78780
10th Stage...................... 772510 T18947
10th Stage...................... 772510 T19138
10th Stage...................... 772510 T19153
10th Stage...................... 772510 T49020
10th Stage...................... 772510 BENCAJ9732
10th Stage...................... 772510 N81125
10th Stage...................... 772510 S70249
11th Stage....................... 701411 2B3335
11th Stage....................... 701411 6Y6265
11th Stage....................... 701411 6Y7124
11th Stage....................... 701411 9Y4723
11th Stage....................... 701811 A03782
11th Stage....................... 701811 G33309
11th Stage....................... 701811 H24029
11th Stage....................... 701811 J28340
11th Stage....................... 701811D 5A8129
11th Stage....................... 772511 B211AA0058
11th Stage....................... 772511 B211AA0106
11th Stage....................... 772511 B211AA0119
11th Stage....................... 772511 B211AA0240
11th Stage....................... 772511 B211AA0621
11th Stage....................... 772511 B211AA0744
11th Stage....................... 772511 B211AA0944
11th Stage....................... 772511 B211AA1224
11th Stage....................... 772511 B211AA1227
11th Stage....................... 772511 BENCAH4040
11th Stage....................... 772511 BENCAK0466
11th Stage....................... 772511 BENCAK7376
11th Stage....................... 772511 BENCAK7377
11th Stage....................... 772511 BENCAK7378
11th Stage....................... 772511 BENCAK7391
11th Stage....................... 772511 BENCAK7432
11th Stage....................... 772511 BENCAK7436
11th Stage....................... 772511 BENCAK7449
11th Stage....................... 772511 BENCAK7493
11th Stage....................... 772511 BENCAK7517
11th Stage....................... 772511 BENCAL2882
11th Stage....................... 772511 BENCAL2903
11th Stage....................... 772511 BENCAL3047
11th Stage....................... 772511 BENCAL3107
11th Stage....................... 772511 J23871
11th Stage....................... 772511 J60159
11th Stage....................... 772511 J60844
11th Stage....................... 772511 J88645
11th Stage....................... 772511 K23851
11th Stage....................... 772511 K25421
11th Stage....................... 772511 K34786
11th Stage....................... 772511 K35678
11th Stage....................... 772511 K56219
11th Stage....................... 772511 K86641
11th Stage....................... 772511 L30533
11th Stage....................... 772511 L31909
11th Stage....................... 772511 L84584
11th Stage....................... 772511 L85406
11th Stage....................... 772511 LI4848
11th Stage....................... 772511 M39922
11th Stage....................... 772511 M40288
11th Stage....................... 772511 M49491
11th Stage....................... 772511 M61348
11th Stage....................... 772511 M73855
11th Stage....................... 772511 M86390
11th Stage....................... 772511 N21317
11th Stage....................... 772511 N02565
11th Stage....................... 772511 N02849
11th Stage....................... 772511 N03254
11th Stage....................... 772511 N03566
11th Stage....................... 772511 N03749
11th Stage....................... 772511 N03884
11th Stage....................... 772511 N21373
11th Stage....................... 772511 N21747
11th Stage....................... 772511 N22005
11th Stage....................... 772511 N22023
11th Stage....................... 772511 N22361
11th Stage....................... 772511 N22749
11th Stage....................... 772511 N41265
11th Stage....................... 772511 N41900
11th Stage....................... 772511 N42762
11th Stage....................... 772511 N56596
11th Stage....................... 772511 N57211
11th Stage....................... 772511 N57249
11th Stage....................... 772511 N57915
11th Stage....................... 772511 N98569
11th Stage....................... 772511 N98918
11th Stage....................... 772511 N99538
11th Stage....................... 772511 P10980
11th Stage....................... 772511 P11984
11th Stage....................... 772511 P12374
11th Stage....................... 772511 P12389
11th Stage....................... 772511 P12900
11th Stage....................... 772511 P51911
11th Stage....................... 772511 P52733
11th Stage....................... 772511 P53057
11th Stage....................... 772511 P66436
11th Stage....................... 772511 P77051
11th Stage....................... 772511 P77157
11th Stage....................... 772511 P77977
11th Stage....................... 772511 P78064
11th Stage....................... 772511 P78528
11th Stage....................... 772511 P78566
11th Stage....................... 772511 R05712
11th Stage....................... 772511 R18713
11th Stage....................... 772511 R29689
11th Stage....................... 772511 R29849
11th Stage....................... 772511 R29855
11th Stage....................... 772511 R29858
11th Stage....................... 772511 R29957
11th Stage....................... 772511 R30079
11th Stage....................... 772511 R30091
11th Stage....................... 772511 R30098
11th Stage....................... 772511 R30396
11th Stage....................... 772511 R30540
11th Stage....................... 772511 R30753
11th Stage....................... 772511 R30778
11th Stage....................... 772511 R31032
11th Stage....................... 772511 R44897
11th Stage....................... 772511 R45822
11th Stage....................... 772511 R46094
11th Stage....................... 772511 R46488
11th Stage....................... 772511 S03919
11th Stage....................... 772511 S03920
11th Stage....................... 772511 S04110
11th Stage....................... 772511 S04209
11th Stage....................... 772511 S04340
11th Stage....................... 772511 S04487
11th Stage....................... 772511 S04565
11th Stage....................... 772511 S04576
11th Stage....................... 772511 S04601
11th Stage....................... 772511 S04625
11th Stage....................... 772511 S80671
11th Stage....................... 772511 S80726
11th Stage....................... 772511 S80801
11th Stage....................... 772511 S80817
11th Stage....................... 772511 S80830
11th Stage....................... 772511 T22255
11th Stage....................... 772511 T22427
11th Stage....................... 772511 T22430
11th Stage....................... 772511 T22433
11th Stage....................... 772511 T22695
11th Stage....................... 772511 T22711
11th Stage....................... 772511 T23028
11th Stage....................... 772511 B211AA0681
11th Stage....................... 772511 N97343
11th Stage....................... 772511H S03892
11th Stage....................... 772511M B211AA0066
11th Stage....................... 772511M B211AA0584
12th Stage....................... 414212HC 5L5355
12th Stage....................... 701412 1Z5717
12th Stage....................... 701412 5Y5915
12th Stage....................... 701812 1Z7175
12th Stage....................... 701812 3A3910
12th Stage....................... 701812 A02080
12th Stage....................... 701812 H62635
12th Stage....................... 701812 N28026
12th Stage....................... 701812D G93483
12th Stage....................... 717312 2B3418
12th Stage....................... 717312 G15036
12th Stage....................... 717312 G29488
12th Stage....................... 717312 G63557
12th Stage....................... 769312 1Z5153
12th Stage....................... 772512 H34015
12th Stage....................... 772512 H77074
12th Stage....................... 772512 J24654
12th Stage....................... 772512 J38490
12th Stage....................... 772512 J59514
12th Stage....................... 772512 K02314
12th Stage....................... 772512 K24837
12th Stage....................... 772512 K55637
12th Stage....................... 772512 K55648
12th Stage....................... 772512 K86189
12th Stage....................... 772512 L15523
12th Stage....................... 772512 L30268
12th Stage....................... 772512 L30307
12th Stage....................... 772512 L31553
12th Stage....................... 772512 L56280
12th Stage....................... 772512 L56328
12th Stage....................... 772512 L84937
12th Stage....................... 772512 L86244
12th Stage....................... 772512 M86432
12th Stage....................... 772512 M10163
12th Stage....................... 772512 M10415
12th Stage....................... 772512 M10948
12th Stage....................... 772512 M11260
12th Stage....................... 772512 M11282
12th Stage....................... 772512 M40263
12th Stage....................... 772512 M48887
12th Stage....................... 772512 M49046
12th Stage....................... 772512 M49595
12th Stage....................... 772512 M61285
12th Stage....................... 772512 M61856
12th Stage....................... 772512 M61955
12th Stage....................... 772512 M84903
12th Stage....................... 772512 M86222
12th Stage....................... 772512 N02391
12th Stage....................... 772512 N02431
12th Stage....................... 772512 N02488
12th Stage....................... 772512 N03222
12th Stage....................... 772512 N03686
12th Stage....................... 772512 N22344
12th Stage....................... 772512 N22883
12th Stage....................... 772512 N41245
12th Stage....................... 772512 N41249
12th Stage....................... 772512 N41463
12th Stage....................... 772512 N57445
12th Stage....................... 772512 N57460
12th Stage....................... 772512 N58065
12th Stage....................... 772512 N58102
12th Stage....................... 772512 N58109
12th Stage....................... 772512 N58117
12th Stage....................... 772512 N80256
12th Stage....................... 772512 N81365
12th Stage....................... 772512 N97115
12th Stage....................... 772512 N97124
12th Stage....................... 772512 N97457
12th Stage....................... 772512 N98208
12th Stage....................... 772512 N98222
12th Stage....................... 772512 N99001
12th Stage....................... 772512 N99066
12th Stage....................... 772512 P11199
12th Stage....................... 772512 P12270
12th Stage....................... 772512 P12312
12th Stage....................... 772512 P51405
12th Stage....................... 772512 P51433
12th Stage....................... 772512 P51437
12th Stage....................... 772512 P52633
12th Stage....................... 772512 P53139
12th Stage....................... 772512 P53173
12th Stage....................... 772512 P77109
12th Stage....................... 772512 P77978
12th Stage....................... 772512 P78005
12th Stage....................... 772512 P78202
12th Stage....................... 772512 P97472
12th Stage....................... 772512 P98163
12th Stage....................... 772512 P98509
12th Stage....................... 772512 P98706
12th Stage....................... 772512 P98876
12th Stage....................... 772512 R17547
12th Stage....................... 772512 R18000
12th Stage....................... 772512 R18009
12th Stage....................... 772512 R18395
12th Stage....................... 772512 R18404
12th Stage....................... 772512 R19046
12th Stage....................... 772512 R19047
12th Stage....................... 772512 R45120
12th Stage....................... 772512 R45947
12th Stage....................... 772512 R46042
12th Stage....................... 772512 R46055
12th Stage....................... 772512 R73153
12th Stage....................... 772512 R73459
12th Stage....................... 772512 R73782
12th Stage....................... 772512 R74102
12th Stage....................... 772512 R74120
12th Stage....................... 772512 R74356
12th Stage....................... 772512 R74528
12th Stage....................... 772512 S01701
12th Stage....................... 772512 S01720
12th Stage....................... 772512 S01963
12th Stage....................... 772512 S02019
12th Stage....................... 772512 S51348
12th Stage....................... 772512 S51376
12th Stage....................... 772512 S51391
12th Stage....................... 772512 S51490
12th Stage....................... 772512 S51499
12th Stage....................... 772512 S51540
12th Stage....................... 772512 S51542
12th Stage....................... 772512 S78919
12th Stage....................... 772512 S78924
12th Stage....................... 798512 B212AA0948
12th Stage....................... 798512 B212AA0032
12th Stage....................... 798512 B212AA0209
12th Stage....................... 798512 B212AA0234
12th Stage....................... 798512 B212AA0255
12th Stage....................... 798512 B212AA0276
12th Stage....................... 798512 B212AA0283
12th Stage....................... 798512 B212AA0436
12th Stage....................... 798512 B212AA0439
12th Stage....................... 798512 B212AA0442
12th Stage....................... 798512 B212AA0497
12th Stage....................... 798512 B212AA0739
12th Stage....................... 798512 B212AA0788
12th Stage....................... 798512 B212AA0808
12th Stage....................... 798512 B212AA0826
12th Stage....................... 798512 B212AA1042
12th Stage....................... 798512 BENCAH1745
12th Stage....................... 798512 BENCAH2182
12th Stage....................... 798512 BENCAJ9560
12th Stage....................... 798512 BENCAJ9619
12th Stage....................... 798512 BENCAJ9680
12th Stage....................... 798512 BENCAK8619
12th Stage....................... 798512 BENCAK9455
12th Stage....................... 798512 BENCAL0437
12th Stage....................... 798512 BENCAL0445
12th Stage....................... 798512 BENCAL0446
12th Stage....................... 798512 BENCAL0450
12th Stage....................... 798512 BENCAL2451
12th Stage....................... 798512 BENCAL2462
12th Stage....................... 798512 BENCAL5111
12th Stage....................... 798512 BENCAL6030
12th Stage....................... 798512 R46125
12th Stage....................... 798512 S94444
12th Stage....................... 798512 S94463
12th Stage....................... 798512 S94550
12th Stage....................... 798512 T19384
12th Stage....................... 798512 T28481
12th Stage....................... 798512 T28560
12th Stage....................... 798512 T28581
12th Stage....................... 798512 T43085
12th Stage....................... 772512 N97437
12th Stage....................... 772512G S02004
12th Stage....................... 798512 BENCAJ9509
12th Stage....................... 798512 BENCAL2313
12th Stage....................... 798512 BENCAL6575
13th Stage....................... 701813 9B6665
13th Stage....................... 701813 G92924
13th Stage....................... 701813 H10764
13th Stage....................... 701813 H63434
13th Stage....................... 701813 H63596
13th Stage....................... 701813E H40915
13th Stage....................... 762413 T02660
14th Stage....................... 750414 H91643
14th Stage....................... 750414 H92945
14th Stage....................... 750414 N68876
14th Stage....................... 750414 P95479
14th Stage....................... 750414 T39660
15th Stage....................... 750115 H530181
15th Stage....................... 750415 J35404
15th Stage....................... 750415 S97819
------------------------------------------------------------------------
Note
1: This airworthiness directive (AD) applies to each engine identified
in the preceding applicability provision, regardless of whether it has
been modified, altered, or repaired in the area subject to the requirements
of this AD. For engines that have been modified, altered, or repaired
so that the performance of the requirements of this AD is affected, the
owner/operator must request approval for an alternative method of compliance
in accordance with paragraph (b) of this AD. The request should include
an assessment of the effect of the modification, alteration, or repair
on the unsafe condition addressed by this AD; and, if the unsafe condition
has not been eliminated, the request should include specific proposed
actions to address it.
Compliance:
Required as indicated, unless accomplished previously.
To
prevent the failure of a high-pressure compressor disk due to Cadmium
embrittlement, resulting in uncontained engine failure and damage to the
airplane, accomplish the following:
(a)
Remove from service stage 7 through stage 15 high-pressure compressor
(HPC) disks identified in Appendix 1 of this AD as follows:
(1)
For disks with less than 250 hours time in service (TIS) since last NiCd
plating, remove disk and replace with a serviceable part within 100 hours
TIS after the effective date of this AD.
(2)
For disks with greater than or equal to 250 hours and less than 500 hours
TIS since last NiCd plating, remove disk and replace with a serviceable
part within 150 hours TIS after the effective date of this AD.
(3)
For disks with greater than or equal to 500 hours TIS since last NiCd
plating no action is required.
(4)
Disks removed from service in accordance with this AD are not eligible
for installation in any engine.
(b)
An alternative method of compliance or adjustment of the compliance time
that provides an acceptable level of safety may be used if approved by
the Manager, Engine Certification Office. Operators shall submit their
requests through an appropriate FAA Principal Maintenance Inspector, who
may add comments and then send it to the Manager, Engine Certification
Office.
Note
2: Information concerning the existence of approved alternative methods
of compliance with this airworthiness directive, if any, may be obtained
from the Engine Certification Office.
(c)
Special flight permits may be issued in accordance with sections 21.197
and 21.199 of the Federal Aviation Regulations (14 CFR 21.197 and 21.199)
to operate the aircraft to a location where the record search requirements
of this AD can be accomplished.
(d)
This amendment becomes effective on January 5, 1999. Issued in Burlington,
Massachusetts, on December 23, 1998. David A. Downey, Assistant Manager,
Engine and Propeller Directorate, Aircraft Certification Service.
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