Life Limited Status Report.pdf
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- Solicitation number
- 15M30026RA3700011
About this file
This is a Life Limit/Overhaul Report for a Boeing 737-4Q8 aircraft (Serial Number 26279, Registration N279AD) owned and operated by the United States Marshals Service. The report was generated as of March 10, 2026, and documents the maintenance status and life-limit component tracking for the aircraft and its engines.
The aircraft has accumulated 64,429.1 hours and 33,382 flight cycles as of the report date. The report details two CFM56-3 series engines and one Honeywell GTCP85-129 APU, including their serial numbers, installation dates, and current operating hours. The primary focus of the document is tracking life-limit components across both engines, with detailed information on part numbers, serial numbers, time-in-service (TSN), engine cycles (ENC), overhaul intervals, estimated due dates, and remaining service life. Components tracked include fan rotors, booster spools, high-pressure compressor rotors and stages, high-pressure turbine rotors and discs, and low-pressure turbine rotor stages and shafts. All tracked components are designated as "LIFE LIMIT" items with estimated service life remaining ranging from approximately 3,379 hours to 16,863 hours. The report analyst is Jason Powell at Camp Systems, and all maintenance actions should be coordinated with the United States Marshals Service Air Operations Division in Oklahoma City.
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Life Limit / Overhaul Report 737-4Q8 S/N 26279 (PW261) N279AD
OWNER: UNITED STATES MARSHALS
SERVICE
ADDRESS: 5900 AIR CARGO ROAD
OKLAHOMA CITY OK 73159-1198
OFFICE: 405-680-3460
FAX: 405-680-3466
OPERATOR: UNITED STATES MARSHALS
SERVICE
ADDRESS: AIR OPERATIONS DIVISION
OKLAHOMA CITY OK 73159-1198
OFFICE: 405-680-3431
FAX: 405-680-3488
JASON POWELL +1-631-619-4589 (DIRECT) 800-787-9749 (EFAX-CARDS) PLEASE REACH OUT TO YOUR ANALYST TO
RECORD CHANGES TO ADDRESS, LAST ACTUALS
(IF ANY).
ANALYST:
EMAIL: JPOWELL@CAMPSYSTEMS.COM +1-631-588-3200 (MAIN) 631-980-4222 (FAX)
WWW.CAMPSYSTEMS.COM
AIRCRAFT SERIAL/REGNO: 26279 (PW261)/N279AD MODEL: 737-4Q8 MANUFACTURER: BOEING COMPANY
CERTIFICATION DATE: 19-FEB-1992 LAST ACTUALS:
64429.1 A/C HRS as of 10-MAR-2026
33382 AFL as of 10-MAR-2026
APU SERIAL/PART: P-35109C/380428-1-9 MODEL: GTCP85-129 MANUFACTURER: HONEYWELL
INSTALLED ON: 18-JUL-2023 LAST ACTUALS:
40379.8 APU HRS as of 04-APR-2024
0 APUS as of 04-APR-2024 40379.8
APU HRS
APUS
63446.5 A/C HRS
ENGINE NO. 1 SERIAL/PART: 720189/CFM56-3C-1 MODEL: CFM56-3C-1 MANUFACTURER: CFM INTERNATIONAL, S.A.
INSTALLED ON: 08-AUG-2024 LAST ACTUALS:
78593.1 ENG. HRS as of 10-MAR-2026
64406 ENC as of 10-MAR-2026 78083.2 64057
ENG. HRS
ENC
63919.2 A/C HRS
ENGINE NO. 2 SERIAL/PART: 856938/CFM56-3C1 MODEL: CFM56-3 MANUFACTURER: CFM INTERNATIONAL, S.A.
INSTALLED ON: 01-JUN-2016 LAST ACTUALS:
46689.4 ENG. HRS as of 10-MAR-2026
33191 ENC as of 10-MAR-2026 40713.03 29342
ENG. HRS
ENC
58453 A/C HRS
17-Mar-2026 © CAMP SYSTEMS 1 of 9
Life Limit / Overhaul Report Model: 737-4Q8 Serial: 26279 (PW261) RegNo: N279AD HRS: 64429.1 AFL: 33382 As Of: 10-Mar-
17-Mar-2026 10:11 AM
PN & SN Unit C/W Next Due (ENG/APU) A/C Interval TSX/Adj.
Time Accrued Est. Due Remaining Disposition
05-11-01 (1) NO. 1 ENGINE - FAN ROTOR - FAN DISK Component ATA:73
PN:335-014-511-0 MOS 02-Dec-19 TSR 1 75.5 28-Jun-2043 LIFE LIMIT
SN:BC658113 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(74783) 43759
20100 TSN 11689, TSR 0, Adj
1448 10377
05-11-01 (1) NO. 2 ENGINE - FAN ROTOR - FAN DISK Component ATA:73
PN:335-014-511-0 MOS 09-Mar-16 120.3 06-Sep-2037 LIFE LIMIT
SN:BC427846 HRS 40713 TSN 18456 5976.4
ENC 29342
(40081) 40272
20100 TSN 13971, Adj 4610 3849 6890
05-11-01 (2) NO. 1 ENGINE - FAN ROTOR - BOOSTER SPOOL Component ATA:73
PN:335-009-306-0 MOS 02-Dec-19 TSR 1 75.5 17-Apr-2054 LIFE LIMIT
SN:DD334413 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(81269) 50245
30000 TSN 11689, TSR 0 1448 16863
05-11-01 (2) NO. 2 ENGINE - FAN ROTOR - BOOSTER SPOOL Component ATA:73
PN:335-009-306-0 MOS 09-Mar-16 120.3 29-Jun-2046 LIFE LIMIT
SN:DC903597 HRS 40713 TSN 18456 5976.4
ENC 29342
(45371) 45562
30000 TSN 13971 3849 12180
05-11-01 (3) NO. 1 ENGINE - FAN ROTOR - FAN SHAFT Component ATA:73
PN:335-006-414-0 MOS 02-Dec-19 TSR 1 75.5 17-Apr-2054 LIFE LIMIT
SN:DD935471 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(81269) 50245
30000 TSN 11689, TSR 0 1448 16863
?-Insufficient Information S-Suppressed Requirement *-Estimated Due(New Requirement) (EFF)-Effective C/W (M)-Manual Due U-User Task Ex-Excluded Task
© CAMP SYSTEMS 2 of 9
17-Mar-2026 10:11 AM
PN & SN Unit C/W Next Due (ENG/APU) A/C Interval TSX/Adj.
Time Accrued Est. Due Remaining Disposition
05-11-01 (3) NO. 2 ENGINE - FAN ROTOR - FAN SHAFT Component ATA:73
PN:335-006-414-0 MOS 09-Mar-16 120.3 29-Jun-2046 LIFE LIMIT
SN:DC903355 HRS 40713 TSN 18456 5976.4
ENC 29342
(45371) 45562
30000 TSN 13971 3849 12180
05-11-02 (1) NO. 1 ENGINE - HIGH PRESSURE COMPRESSOR ROTOR - FRONT SHAFT Component ATA:73
PN:1275M37P02 MOS 02-Dec-19 TSR 1 75.5 20-Aug-2037 LIFE LIMIT
SN:GWN0FR66 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(71269) 40245
20000 TSN 11689, TSR 0 1448 6863
05-11-02 (1) NO. 2 ENGINE - HIGH PRESSURE COMPRESSOR ROTOR - FRONT SHAFT Component ATA:73
PN:1275M37P02 MOS 09-Mar-16 120.3 09-Feb-2037 LIFE LIMIT
SN:GWN0CAEG HRS 40713 TSN 9971 5976.4
ENC 29342
(39738) 39929
20000 TSN 9604 3849 6547
05-11-02 (2) NO. 1 ENGINE - HIGH PRESSURE COMPRESSOR ROTOR - STAGE 1-2 SPOOL Component ATA:73
PN:1589M66G02 MOS 02-Dec-19 TSR 1 75.5 20-Aug-2037 LIFE LIMIT
SN:GWN0FM24 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(71269) 40245
20000 TSN 11689, TSR 0 1448 6863
05-11-02 (2) NO. 2 ENGINE - HIGH PRESSURE COMPRESSOR ROTOR - STAGE 1-2 SPOOL Component ATA:73
PN:1589M66G02 MOS 09-Mar-16 120.3 09-Feb-2037 LIFE LIMIT
SN:GWN0CH4H HRS 40713 TSN 9971 5976.4
ENC 29342
(39738) 39929
20000 TSN 9604 3849 6547
?-Insufficient Information S-Suppressed Requirement *-Estimated Due(New Requirement) (EFF)-Effective C/W (M)-Manual Due U-User Task Ex-Excluded Task
© CAMP SYSTEMS 3 of 9
17-Mar-2026 10:11 AM
PN & SN Unit C/W Next Due (ENG/APU) A/C Interval TSX/Adj.
Time Accrued Est. Due Remaining Disposition
05-11-02 (3) NO. 1 ENGINE - HIGH PRESSURE COMPRESSOR ROTOR - STAGE 3 DISK Component ATA:73
PN:1590M59P01 MOS 02-Dec-19 TSR 1 75.5 20-Aug-2037 LIFE LIMIT
SN:XAEH5410 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(71269) 40245
20000 TSN 11689, TSR 0 1448 6863
05-11-02 (3) NO. 2 ENGINE - HIGH PRESSURE COMPRESSOR ROTOR - STAGE 3 DISK Component ATA:73
PN:1590M59P01 MOS 09-Mar-16 120.3 09-Feb-2037 LIFE LIMIT
SN:XAEG1315 HRS 40713 TSN 9971 5976.4
ENC 29342
(39738) 39929
20000 TSN 9604 3849 6547
05-11-02 (4) NO. 1 ENGINE - HIGH PRESSURE COMPRESSOR ROTOR - STAGE 4 - 9 SPOOL Component ATA:73
PN:1588M89G03 MOS 02-Dec-19 TSR 1 75.5 20-Sep-2034 LIFE LIMIT
SN:GWN0FKM9 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(69517) 38493
15800 TSN 11689, TSR 0, Adj
1448 5111
05-11-02 (4) NO. 2 ENGINE - HIGH PRESSURE COMPRESSOR ROTOR - STAGE 4 - 9 SPOOL Component ATA:73
PN:1588M89G03 MOS 09-Mar-16 120.3 22-Jun-2033 LIFE LIMIT
SN:GWN0C4W9 HRS 40713 TSN 9971 5976.4
ENC 29342
(37554) 37745
15800 TSN 9604, Adj 2016 3849 4363
05-11-02 (5) NO. 1 ENGINE - HIGH PRESSURE COMPRESSOR ROTOR - COMPRESSOR REAR AIR (CDP) SEAL Component ATA:73
PN:1319M25P02 MOS 02-Dec-19 TSR 1 75.5 22-Sep-2033 LIFE LIMIT
SN:GFF5DMMK HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(68920) 37896
15000 TSN 11689, TSR 0, Adj
1448 4514
?-Insufficient Information S-Suppressed Requirement *-Estimated Due(New Requirement) (EFF)-Effective C/W (M)-Manual Due U-User Task Ex-Excluded Task
© CAMP SYSTEMS 4 of 9
17-Mar-2026 10:11 AM
PN & SN Unit C/W Next Due (ENG/APU) A/C Interval TSX/Adj.
Time Accrued Est. Due Remaining Disposition
05-11-02 (5) NO. 2 ENGINE - HIGH PRESSURE COMPRESSOR ROTOR - COMPRESSOR REAR AIR (CDP) SEAL Component ATA:73
PN:1319M25P02 MOS 09-Mar-16 120.3 08-May-2032 LIFE LIMIT
SN:GFF5D7JD HRS 40713 TSN 9971 5976.4
ENC 29342
(36881) 37072
15000 TSN 9604, Adj 2143 3849 3690
05-11-03 (1) NO. 1 ENGINE - HIGH PRESSURE TURBINE ROTOR - FRONT SHAFT Component ATA:73
PN:1385M90P04 MOS 02-Dec-19 TSR 1 75.5 09-Nov-2034 LIFE LIMIT
SN:XAEJ3368 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(69599) 38575
17000 TSN 11689, TSR 0, Adj
1448 5193
PROC. REF: ESM 05-11-03PROC. REF: ESM 05-11-03
05-11-03 (1) NO. 2 ENGINE - HIGH PRESSURE TURBINE ROTOR - FRONT SHAFT Component ATA:73
PN:1385M90P04 MOS 09-Mar-16 120.3 30-Oct-2033 LIFE LIMIT
SN:XAE78811 HRS 40713 TSN 9971 5976.4
ENC 29342
(37768) 37959
17000 TSN 9604, Adj 1030 3849 4577
PROC. REF: ESM 05-11-03PROC. REF: ESM 05-11-03
05-11-03 (2) NO. 1 ENGINE - HIGH PRESSURE TURBINE ROTOR - FRONT AIR SEAL Component ATA:73
PN:1282M72P05 MOS 02-Dec-19 TSR 1 75.5 06-Mar-2033 LIFE LIMIT
SN:XAEJ5148 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(68592) 37568
15100 TSN 11689, TSR 0, Adj
1448 4186
PROC. REF: ESM 05-11-03PROC. REF: ESM 05-11-03
05-11-03 (2) NO. 2 ENGINE - HIGH PRESSURE TURBINE ROTOR - FRONT AIR SEAL Component ATA:73
PN:1282M72P05 MOS 09-Mar-16 120.3 01-Nov-2031 LIFE LIMIT
SN:GWN0C6WT HRS 40713 TSN 9971 5976.4
ENC 29342
(36570) 36761
15100 TSN 9604, Adj 1732 3849 3379
PROC. REF: ESM 05-11-03PROC. REF: ESM 05-11-03
?-Insufficient Information S-Suppressed Requirement *-Estimated Due(New Requirement) (EFF)-Effective C/W (M)-Manual Due U-User Task Ex-Excluded Task
© CAMP SYSTEMS 5 of 9
17-Mar-2026 10:11 AM
PN & SN Unit C/W Next Due (ENG/APU) A/C Interval TSX/Adj.
Time Accrued Est. Due Remaining Disposition
05-11-03 (3) NO. 1 ENGINE - HIGH PRESSURE TURBINE ROTOR - DISC Component ATA:74
PN:1475M29P03 MOS 02-Dec-19 TSR 1 75.5 02-Dec-2034 LIFE LIMIT
SN:GWN05HE8 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(69638) 38614
16600 TSN 11689, TSR 0, Adj
1448 5232
PROC. REF: ESM 05-11-03PROC. REF: ESM 05-11-03
05-11-03 (3) NO. 2 ENGINE - HIGH PRESSURE TURBINE ROTOR - DISC Component ATA:74
PN:1475M29P03 MOS 09-Mar-16 120.3 26-Oct-2033 LIFE LIMIT
SN:GWN0CG8R HRS 40713 TSN 9971 5976.4
ENC 29342
(37762) 37953
16600 TSN 9604, Adj 1424 3849 4571
PROC. REF: ESM 05-11-03PROC. REF: ESM 05-11-03
05-11-03 (4) NO. 1 ENGINE - REAR HIGH PRESSURE TURBINE - REAR SHAFT Component ATA:74
PN:1864M91P02 MOS 02-Dec-19 TSR 1 75.5 20-Aug-2037 LIFE LIMIT
SN:TMT2B478 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(71269) 40245
20000 TSN 11689, TSR 0 1448 6863
PROC. REF: ESM 05-11-03PROC. REF: ESM 05-11-03
05-11-03 (4) NO. 2 ENGINE - REAR HIGH PRESSURE TURBINE - REAR SHAFT Component ATA:74
PN:1864M91P02 MOS 09-Mar-16 120.3 09-Feb-2037 LIFE LIMIT
SN:TMT2B063 HRS 40713 TSN 9971 5976.4
ENC 29342
(39738) 39929
20000 TSN 9604 3849 6547
PROC. REF: ESM 05-11-03PROC. REF: ESM 05-11-03
05-11-04 (1) NO. 1 ENGINE - LOW PRESSURE TURBINE ROTOR - STAGE 1 DISK Component ATA:74
PN:301-331-126-0 MOS 02-Dec-19 TSR 1 75.5 18-Dec-2045 LIFE LIMIT
SN:BC908657 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(76269) 45245
25000 TSN 11689, TSR 0 1448 11863
?-Insufficient Information S-Suppressed Requirement *-Estimated Due(New Requirement) (EFF)-Effective C/W (M)-Manual Due U-User Task Ex-Excluded Task
© CAMP SYSTEMS 6 of 9
17-Mar-2026 10:11 AM
PN & SN Unit C/W Next Due (ENG/APU) A/C Interval TSX/Adj.
Time Accrued Est. Due Remaining Disposition
05-11-04 (1) NO. 2 ENGINE - LOW PRESSURE TURBINE ROTOR - STAGE 1 DISK Component ATA:74
PN:301-331-126-0 MOS 09-Mar-16 120.3 09-Jun-2045 LIFE LIMIT
SN:BC735233 HRS 40713 TSN 9971 5976.4
ENC 29342
(44738) 44929
25000 TSN 9604 3849 11547
05-11-04 (2) NO. 1 ENGINE - LOW PRESSURE TURBINE ROTOR - STAGE 2 DISK Component ATA:74
PN:301-331-227-0 MOS 02-Dec-19 TSR 1 75.5 18-Dec-2045 LIFE LIMIT
SN:BC917091 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(76269) 45245
25000 TSN 11689, TSR 0 1448 11863
05-11-04 (2) NO. 2 ENGINE - LOW PRESSURE TURBINE ROTOR - STAGE 2 DISK Component ATA:74
PN:301-331-227-0 MOS 09-Mar-16 120.3 09-Jun-2045 LIFE LIMIT
SN:BC607282 HRS 40713 TSN 9971 5976.4
ENC 29342
(44738) 44929
25000 TSN 9604 3849 11547
05-11-04 (3) NO. 1 ENGINE - LOW PRESSURE TURBINE ROTOR - STAGE 3 DISK Component ATA:74
PN:301-331-322-0 MOS 02-Dec-19 TSR 1 75.5 18-Dec-2045 LIFE LIMIT
SN:BC878743 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(76269) 45245
25000 TSN 11689, TSR 0 1448 11863
05-11-04 (3) NO. 2 ENGINE - LOW PRESSURE TURBINE ROTOR - STAGE 3 DISK Component ATA:74
PN:301-331-322-0 MOS 09-Mar-16 120.3 09-Jun-2045 LIFE LIMIT
SN:BC613578 HRS 40713 TSN 9971 5976.4
ENC 29342
(44738) 44929
25000 TSN 9604 3849 11547
?-Insufficient Information S-Suppressed Requirement *-Estimated Due(New Requirement) (EFF)-Effective C/W (M)-Manual Due U-User Task Ex-Excluded Task
© CAMP SYSTEMS 7 of 9
17-Mar-2026 10:11 AM
PN & SN Unit C/W Next Due (ENG/APU) A/C Interval TSX/Adj.
Time Accrued Est. Due Remaining Disposition
05-11-04 (4) NO. 1 ENGINE - LOW PRESSURE TURBINE ROTOR - STAGE 4 DISK Component ATA:74
PN:301-331-429-0 MOS 02-Dec-19 TSR 1 75.5 18-Dec-2045 LIFE LIMIT
SN:DD687065 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(76269) 45245
25000 TSN 11689, TSR 0 1448 11863
05-11-04 (4) NO. 2 ENGINE - LOW PRESSURE TURBINE ROTOR - STAGE 4 DISK Component ATA:74
PN:301-331-429-0 MOS 09-Mar-16 120.3 09-Jun-2045 LIFE LIMIT
SN:DD087427 HRS 40713 TSN 9971 5976.4
ENC 29342
(44738) 44929
25000 TSN 9604 3849 11547
05-11-04 (5) NO. 1 ENGINE - LOW PRESSURE TURBINE ROTOR - LPT SHAFT Component ATA:74
PN:301-330-066-0 MOS 02-Dec-19 TSR 1 75.5 17-Apr-2054 LIFE LIMIT
SN:DD569934 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(81269) 50245
30000 TSN 11689, TSR 0 1448 16863
05-11-04 (5) NO. 2 ENGINE - LOW PRESSURE TURBINE ROTOR - LPT SHAFT Component ATA:74
PN:301-330-067-0 MOS 09-Mar-16 120.3 07-Oct-2053 LIFE LIMIT
SN:LA138336 HRS 40713 TSN 9971 5976.4
ENC 29342
(49738) 49929
30000 TSN 9604 3849 16547
05-11-04 (6) NO. 1 ENGINE - LOW PRESSURE TURBINE ROTOR - LPT STUB SHAFT Component ATA:74
PN:301-330-626-0 MOS 02-Dec-19 TSR 1 75.5 18-Dec-2045 LIFE LIMIT
SN:DD359841 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(76269) 45245
25000 TSN 11689, TSR 0 1448 11863
?-Insufficient Information S-Suppressed Requirement *-Estimated Due(New Requirement) (EFF)-Effective C/W (M)-Manual Due U-User Task Ex-Excluded Task
© CAMP SYSTEMS 8 of 9
17-Mar-2026 10:11 AM
PN & SN Unit C/W Next Due (ENG/APU) A/C Interval TSX/Adj.
Time Accrued Est. Due Remaining Disposition
05-11-04 (6) NO. 2 ENGINE - LOW PRESSURE TURBINE ROTOR - LPT STUB SHAFT Component ATA:74
PN:301-330-626-0 MOS 09-Mar-16 120.3 09-Jun-2045 LIFE LIMIT
SN:BC680656 HRS 40713 TSN 9971 5976.4
ENC 29342
(44738) 44929
25000 TSN 9604 3849 11547
05-11-04 (7) NO. 1 ENGINE - LOW PRESSURE TURBINE ROTOR - CONICAL SUPPORT Component ATA:72
PN:305-056-116-0 MOS 02-Dec-19 TSR 1 75.5 18-Dec-2045 LIFE LIMIT
SN:DD686285 HRS 76407.9 TSN 16581, TSR 0 2185.2
ENC 62958
(76269) 45245
25000 TSN 11689, TSR 0 1448 11863
05-11-04 (7) NO. 2 ENGINE - LOW PRESSURE TURBINE ROTOR - CONICAL SUPPORT Component ATA:72
PN:305-056-116-0 MOS 09-Mar-16 120.3 09-Jun-2045 LIFE LIMIT
SN:BC514124 HRS 40713 TSN 9971 5976.4
ENC 29342
(44738) 44929
25000 TSN 9604 3849 11547
?-Insufficient Information S-Suppressed Requirement *-Estimated Due(New Requirement) (EFF)-Effective C/W (M)-Manual Due U-User Task Ex-Excluded Task
© CAMP SYSTEMS 9 of 9
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