# N444UP: 1994 Boeing 757-24APF

- Status: Valid registration
- Airframe: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (registry code 1384969, 178 seats)
- Engine: [Rolls-Royce RB-211 series](https://openairdocs.org/engine/rolls-royce-rb-211-series) (registry code 54555)
- Serial number: 27389
- Year built: 1994
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: November 3, 1994
- Certificate issued: November 9, 1994
- Expires: November 30, 2028
- Mode S code: A55B49
- Registered owner: [United Parcel Service Co](https://openairdocs.org/faa-owner/UNITED%20PARCEL%20SERVICE%20CO)
- Location: [Louisville, KY](https://openairdocs.org/faa-place/KY/Louisville)
- Owner type: Corporation
- Owner's area on the map: 38.2585° N, 85.5398° W: Placed by OpenAirDocs at the center of ZIP code 40223, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=444UP
- Page: https://openairdocs.org/aircraft/N444UP

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every Rolls-Royce RB-211 model are included.

## ADs that may apply (OpenAirDocs): 140 in force

### Matched by airframe (Boeing 757-24APF)

None in force.

### Matched by engine (Rolls-Royce RB-211 series)

- [AD 2026-20-11](https://openairdocs.org/ad/2026-20-11): Turbine Engine Compressor Section · Rolls-Royce Deutschland RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Nov 17, 2026
- [AD 2026-18-04](https://openairdocs.org/ad/2026-18-04): Turbine Engine Compressor Section · Rolls-Royce Deutschland RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Oct 16, 2026
- [AD 2026-18-52](https://openairdocs.org/ad/2026-18-52): Turbine Engine Oil System · Rolls-Royce Deutschland RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Sep 21, 2026
- [AD 2026-18-51](https://openairdocs.org/ad/2026-18-51): Turbine Engine Oil System · Rolls-Royce Deutschland RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Sep 21, 2026
- [AD 2026-10-06](https://openairdocs.org/ad/2026-10-06): Turbine Section · Rolls-Royce Deutschland RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Jun 12, 2026
- [AD 2025-05-04](https://openairdocs.org/ad/2025-05-04): Engine Drains · Rolls-Royce Deutschland RB211-TRENT 970-84 and RB211-TRENT 972-84. Effective Apr 1, 2025
- [AD 2024-10-06](https://openairdocs.org/ad/2024-10-06): Engine (Turbine/Turboprop) · Rolls-Royce Deutschland RB211-535E4-37, RB211-535E4-B-37 and RB211-535E4-C-37. Effective Jun 27, 2024
- [AD 2024-07-04](https://openairdocs.org/ad/2024-07-04): Turbine Engine Compressor Section · Rolls-Royce Deutschland RB211-524H-36 and RB211-524H-T-36. Effective Apr 15, 2024
- [AD 2023-23-13](https://openairdocs.org/ad/2023-23-13): Turbine Engine Compressor Section · Rolls-Royce Deutschland RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Jan 4, 2024
- [AD 2023-22-01](https://openairdocs.org/ad/2023-22-01): Turbine Section · Rolls-Royce Deutschland RB211-524G2-19, RB211-524G2-T-19, RB211-524G3-19 and 5 more. Effective Dec 26, 2023
- [AD 2023-21-03](https://openairdocs.org/ad/2023-21-03): Turbine Engine Compressor Section · Rolls-Royce Deutschland RB211-524G2-19, RB211-524G2-T-19, RB211-524G3-19 and 5 more. Effective Dec 11, 2023
- [AD 2023-18-05](https://openairdocs.org/ad/2023-18-05): Turbine Engine Compressor Section · Rolls-Royce Deutschland RB211-535C-37. Effective Oct 30, 2023
- [AD 2023-18-01](https://openairdocs.org/ad/2023-18-01): Engine Fuel Pump · Rolls-Royce Deutschland RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Oct 30, 2023
- [AD 2023-17-12](https://openairdocs.org/ad/2023-17-12): Turbine Engine Compressor Section · Rolls-Royce Deutschland RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Oct 26, 2023
- [AD 2022-09-10](https://openairdocs.org/ad/2022-09-10): Turbine Engine Compressor Section · Rolls-Royce Deutschland RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Jun 23, 2022
- [AD 2021-08-01](https://openairdocs.org/ad/2021-08-01): Turbine Engine Combustion Section · Rolls-Royce Deutschland RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Apr 30, 2021
- [AD 2020-25-04](https://openairdocs.org/ad/2020-25-04): Engine Fireseals · Rolls-Royce Deutschland RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Jan 8, 2021
- [AD 2020-08-03](https://openairdocs.org/ad/2020-08-03): Turbine Engine Compressor Section · Rolls-Royce Deutschland RB211-535E4-37, RB211-535E4-B-37, RB211-535E4-B-75 and 1 more. Effective May 18, 2020
- [AD 2019-11-07](https://openairdocs.org/ad/2019-11-07): Turbine Engine Compressor Section · Rolls-Royce RB211-524G3-19, RB211-524G3-T-19, RB211-524H-36 and 3 more. Effective Jun 28, 2019
- [AD 2018-18-15](https://openairdocs.org/ad/2018-18-15): Turbine Engine Compressor Section · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Nov 1, 2018
- [AD 2018-18-06](https://openairdocs.org/ad/2018-18-06): Turbine Section · Rolls-Royce RB211-TRENT 970-84, RB211-TRENT 970B-84, RB211-TRENT 972-84 and 4 more. Effective Sep 20, 2018
- [AD 2017-24-08](https://openairdocs.org/ad/2017-24-08): Fuel control/Turbine engines · Rolls-Royce RB211-535E4-37, RB211-535E4-B-37 and RB211-535E4-C-37. Effective Jan 16, 2018
- [AD 2017-19-16](https://openairdocs.org/ad/2017-19-16): Turbine Engine Compressor Section · Rolls-Royce RB211 Trent 553-61, RB211 Trent 553A2-61, RB211 Trent 556-61 and 5 more. Effective Oct 13, 2017
- [AD 2017-10-13](https://openairdocs.org/ad/2017-10-13): Low-pressure (LP) fuel return tube · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Jul 10, 2017
- [AD 2017-10-06](https://openairdocs.org/ad/2017-10-06): Turbine Engine Compressor Section · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Jun 9, 2017
- [AD 2017-08-11](https://openairdocs.org/ad/2017-08-11): Engine · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective May 30, 2017
- [AD 2017-08-10](https://openairdocs.org/ad/2017-08-10): Engine · Rolls-Royce RB211-TRENT 970-84, RB211-TRENT 970B-84, RB211-TRENT 972-84 and 4 more. Effective May 9, 2017
- [AD 2017-03-03](https://openairdocs.org/ad/2017-03-03): Engine Oil Cooler · Rolls-Royce RB211 Trent 553-61, RB211 Trent 553A2-61, RB211 Trent 556-61 and 5 more. Effective Mar 17, 2017
- [AD 2016-25-10](https://openairdocs.org/ad/2016-25-10): High-pressure compressor (HPC) · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Jan 20, 2017
- [AD 2016-08-07](https://openairdocs.org/ad/2016-08-07): LPT support roller bearing · Rolls-Royce RB211-22B-02, RB211-22B/MOD 72-8700, RB211-524B-02 and 22 more. Effective May 16, 2016
- [AD 2016-04-13](https://openairdocs.org/ad/2016-04-13): Sealing sleeve · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Apr 19, 2016
- [AD 2016-03-04](https://openairdocs.org/ad/2016-03-04): Life-limited rotating parts · Rolls-Royce RB211-535E4-37, RB211-535E4-B-37 and RB211-535E4-C-37. Effective Mar 15, 2016
- [AD 2015-16-03](https://openairdocs.org/ad/2015-16-03): High-pressure turbine (HPT) blades · Rolls-Royce RB211-524B-02, RB211-524B2-19, RB211-524B3-02 and 6 more. Effective Sep 15, 2015
- [AD 2015-07-01](https://openairdocs.org/ad/2015-07-01): Low-pressure turbine (LPT) stage 3 turbine blades · Rolls-Royce RB211-524B-02, RB211-524B-B-02, RB211-524B2-19 and 4 more. Effective May 8, 2015
- [AD 2015-04-06](https://openairdocs.org/ad/2015-04-06): Electronic engine control (EEC) · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Apr 8, 2015
- [AD 2015-02-20](https://openairdocs.org/ad/2015-02-20): Intermediate-pressure compressor (IPC) rotor shaft · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 22 more. Effective Mar 11, 2015
- [AD 2014-14-01](https://openairdocs.org/ad/2014-14-01): Electronic engine control (EEC) · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Aug 15, 2014
- [AD 2014-13-02](https://openairdocs.org/ad/2014-13-02): LP turbine bearing support and exhaust case assembly · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Aug 5, 2014
- [AD 2014-13-03](https://openairdocs.org/ad/2014-13-03): Electronic engine control (EEC) software · Rolls-Royce RB211 Trent 553-61, RB211 Trent 553A2-61, RB211 Trent 556-61 and 5 more. Effective Jul 14, 2014
- [AD 2013-23-17](https://openairdocs.org/ad/2013-23-17): High-pressure (HP) and intermediate-pressure (IP) turbine discs · Rolls-Royce RB211-535E4-37, RB211-535E4-B-37, RB211-535E4-C-37 and 3 more. Effective Dec 11, 2013
- [AD 2013-23-12](https://openairdocs.org/ad/2013-23-12): Low-pressure (LP) compressor fan blade set · Rolls-Royce RB211 Trent 553-61, RB211 Trent 553A2-61, RB211 Trent 556-61 and 5 more. Effective Dec 11, 2013
- [AD 2013-19-21](https://openairdocs.org/ad/2013-19-21): Cracks in the HP compressor stage 1 and 2 disc posts · Rolls-Royce RB211-524G2-T-19, RB211-524G3-T-19, RB211-524H-T-36 and 19 more. Effective Nov 6, 2013
- [AD 2013-16-23](https://openairdocs.org/ad/2013-16-23): Cracked and distorted FCL metering panel · Rolls-Royce RB211-524B-02, RB211-524B2-19, RB211-524B3-02 and 13 more. Effective Oct 8, 2013
- [AD 2013-05-04](https://openairdocs.org/ad/2013-05-04): Piston ring · Rolls-Royce RB211-TRENT 970-84, RB211-TRENT 970B-84, RB211-TRENT 972-84 and 4 more. Effective Apr 30, 2013
- [AD 2013-04-01](https://openairdocs.org/ad/2013-04-01): Thrust reverser units (TRUs) · Rolls-Royce RB211-524D4-19, RB211-524D4-39, RB211-524D4-B-19 and 11 more. Effective Mar 8, 2013
- [AD 2012-25-09](https://openairdocs.org/ad/2012-25-09): Intermediate-pressure (IP) turbine discs · Rolls-Royce RB211-524G2-19, RB211-524G2-T-19, RB211-524G3-19 and 10 more. Effective Feb 6, 2013
- [AD 2013-02-03](https://openairdocs.org/ad/2013-02-03): Fuel oil heat exchanger (FOHE) · Rolls-Royce RB211-TRENT 970-84, RB211-TRENT 970B-84, RB211-TRENT 972-84 and 4 more. Effective Jan 24, 2013
- [AD 2012-25-08](https://openairdocs.org/ad/2012-25-08): High pressure/ intermediate pressure (HP/IP) turbine bearing support oil feed tube outer heat shield · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Jan 10, 2013
- [AD 2012-24-05](https://openairdocs.org/ad/2012-24-05): Oil transfer tube · Rolls-Royce RB211-TRENT 970-84 and RB211-TRENT 972-84. Effective Dec 26, 2012
- [AD 2012-18-07](https://openairdocs.org/ad/2012-18-07): Low-pressure (LP) compressor blades · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Oct 29, 2012

### Historical (superseded or no longer in force)

- [AD 2021-26-11](https://openairdocs.org/ad/2021-26-11) (historical): Engine Fuel Pump · Rolls-Royce Deutschland RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Jan 3, 2022
- [AD 2020-24-08](https://openairdocs.org/ad/2020-24-08) (historical): Turbine Section · Rolls-Royce Deutschland RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Jan 4, 2021
- [AD 2020-15-07](https://openairdocs.org/ad/2020-15-07) (historical): Turbine Section · Rolls-Royce Deutschland RB211-524G2-19, RB211-524G2-T-19, RB211-524G3-19 and 5 more. Effective Aug 4, 2020
- [AD 2020-06-16](https://openairdocs.org/ad/2020-06-16) (historical): Turbine Engine Compressor Section · Rolls-Royce Deutschland RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective May 5, 2020
- [AD 2019-05-02](https://openairdocs.org/ad/2019-05-02) (historical): Powerplant/Engine Drains · Rolls-Royce RB211-TRENT 970-84 and RB211-TRENT 972-84. Effective Mar 27, 2019
- [AD 2017-22-13](https://openairdocs.org/ad/2017-22-13) (historical): Powerplant/Engine Drains · Rolls-Royce RB211-TRENT 970-84 and RB211-TRENT 972-84. Effective Nov 22, 2017
- [AD 2017-03-02](https://openairdocs.org/ad/2017-03-02) (historical): LP compressor blade · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Mar 22, 2017
- [AD 2017-01-01](https://openairdocs.org/ad/2017-01-01) (historical): Engine (Turbine/Turboprop) · Rolls-Royce RB211-TRENT 970-84, RB211-TRENT 970B-84, RB211-TRENT 972-84 and 4 more. Effective Jan 26, 2017
- [AD 2016-24-08](https://openairdocs.org/ad/2016-24-08) (historical): Upper bifurcation fairing · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Jan 5, 2017
- [AD 2015-17-21](https://openairdocs.org/ad/2015-17-21) (historical): High-pressure turbine (HPT) disks · Rolls-Royce RB211-535E4-37, RB211-535E4-B-37 and RB211-535E4-C-37. Effective Dec 2, 2015
- [AD 2015-17-19](https://openairdocs.org/ad/2015-17-19) (historical): Fan case low-pressure (LP) fuel tube · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Oct 20, 2015
- [AD 2015-04-03](https://openairdocs.org/ad/2015-04-03) (historical): High- pressure/intermediate-pressure (HP/IP) turbine support internal oil feed tube · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Mar 30, 2015
- [AD 2014-24-08](https://openairdocs.org/ad/2014-24-08) (historical): Fuel leaks · Rolls-Royce RB211-535E4-37, RB211-535E4-B-37 and RB211-535E4-C-37. Effective Jan 6, 2015
- [AD 2014-16-10](https://openairdocs.org/ad/2014-16-10) (historical): LP compressor blades · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Sep 23, 2014
- [AD 2014-05-25](https://openairdocs.org/ad/2014-05-25) (historical): Low-pressure turbine exhaust case and support assembly or tail bearing housing · Rolls-Royce RB211-TRENT 970-84, RB211-TRENT 970B-84, RB211-TRENT 972-84 and 4 more. Effective Apr 7, 2014
- [AD 2013-26-10](https://openairdocs.org/ad/2013-26-10) (historical): High-pressure (HP) compressor rotor stage 1 and stage 2 discs · Rolls-Royce RB211-524G2-19, RB211-524G3-19, RB211-524H-36 and 1 more. Effective Jan 23, 2014
- [AD 2013-19-18](https://openairdocs.org/ad/2013-19-18) (historical): LPT stage 2 disc failure · Rolls-Royce RB211-535E4-37, RB211-535E4-B-37, RB211-535E4-B-75 and 1 more. Effective Nov 7, 2013
- [AD 2013-19-17](https://openairdocs.org/ad/2013-19-17) (historical): Failure of rotating life limited parts · Rolls-Royce RB211-535E4-B-37. Effective Nov 7, 2013
- [AD 2013-15-10](https://openairdocs.org/ad/2013-15-10) (historical): Cracking on the IP compressor rotor shaft rear balance land · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 22 more. Effective Oct 8, 2013
- [AD 2013-12-01](https://openairdocs.org/ad/2013-12-01) (historical): LP compressor blades · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Jul 29, 2013
- [AD 2013-05-18](https://openairdocs.org/ad/2013-05-18) (historical): Fuel tubes and fuel tube clips · Rolls-Royce RB211 Trent 553-61, RB211 Trent 553A2-61, RB211 Trent 556-61 and 5 more. Effective Apr 5, 2013
- [AD 2013-02-04](https://openairdocs.org/ad/2013-02-04) (historical): Low-pressure turbine (LPT) stage 2 disk interstage seal material loss and increased low-pressure rotor vibration while in flight · Rolls-Royce RB211-TRENT 970-84, RB211-TRENT 970B-84, RB211-TRENT 972-84 and 4 more. Effective Feb 14, 2013
- [AD 2012-10-12](https://openairdocs.org/ad/2012-10-12) (historical): Compressor rotor shafts · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 15 more. Effective Jun 29, 2012
- [AD 2012-06-23](https://openairdocs.org/ad/2012-06-23) (historical): LP compressor blades · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Apr 20, 2012
- [AD 2012-04-13](https://openairdocs.org/ad/2012-04-13) (historical): HP compressor stage 1 and 2 disc posts · Rolls-Royce RB211-524G2-T-19, RB211-524G3-T-19, RB211-524H-T-36 and 19 more. Effective Apr 11, 2012
- [AD 2012-04-01](https://openairdocs.org/ad/2012-04-01) (historical): Critical engine parts · Rolls-Royce RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17 and 4 more. Effective Mar 28, 2012
- [AD 2012-02-04](https://openairdocs.org/ad/2012-02-04) (historical): Engine fuel leaks · Rolls-Royce RB211 Trent 553-61, RB211 Trent 553A2-61, RB211 Trent 556-61 and 5 more. Effective Feb 24, 2012
- [AD 2011-13-01](https://openairdocs.org/ad/2011-13-01) (historical): Rivets · Rolls-Royce RB211-524D4-19, RB211-524D4-39, RB211-524D4-B-19 and 11 more. Effective Aug 12, 2011
- [AD 2011-11-08](https://openairdocs.org/ad/2011-11-08) (historical): LP Turbine discs · Rolls-Royce RB211-535E4-37, RB211-535E4-B-37, RB211-535E4-B-75 and 1 more. Effective Jun 30, 2011
- [AD 2011-09-07](https://openairdocs.org/ad/2011-09-07) (historical): High-pressure compressor (HPC) Stage 1 and 2 disc posts · Rolls-Royce RB211-524G2-T-19, RB211-524G3-T-19, RB211-524H-T-36 and 19 more. Effective Jun 7, 2011
- [AD 2011-08-07](https://openairdocs.org/ad/2011-08-07) (historical): LP compressor blades · Rolls-Royce RB211-Trent 884B-17, RB211-Trent 892B-17, RB211-Trent 895-17 and 4 more. Effective Jun 7, 2011
- [AD 2010-16-07](https://openairdocs.org/ad/2010-16-07) (historical): IP turbine · Rolls-Royce RB211-TRENT 970-84, RB211-TRENT 970B-84, RB211-TRENT 972-84 and 4 more. Effective Sep 17, 2010
- [AD 2009-24-05](https://openairdocs.org/ad/2009-24-05) (historical): Fuel pipes · Rolls-Royce RB211-Trent-884B-17, RB211-Trent-892B-17, RB211-Trent-895-17 and 4 more. Effective Jan 4, 2010
- [AD 2008-22-24](https://openairdocs.org/ad/2008-22-24) (historical): Low pressure compressor (LPC) fan blade · Rolls-Royce RB211-535E4-37, RB211-535E4-B-37 and RB211-535E4-B-75. Effective Dec 9, 2008
- [AD 2008-18-08](https://openairdocs.org/ad/2008-18-08) (historical): IP Compressor rotor · Rolls-Royce RB211-Trent 884B-17, RB211-Trent 892B-17, RB211-Trent 895-17 and 14 more. Effective Oct 14, 2008
- [AD 2007-19-10](https://openairdocs.org/ad/2007-19-10) (historical): Intermediate Pressure Compressor (IP Compressor) Drums · Rolls-Royce RB211 Trent 553-61, RB211 Trent 553A2-61, RB211 Trent 556-61 and 5 more. Effective Oct 3, 2007
- [AD 2006-11-05 R1](https://openairdocs.org/ad/2006-11-05-R1) (historical): Disc assemblies · Rolls-Royce RB211-22B-02, RB211-22B/MOD 72-8700, RB211-524B-02 and 27 more. Effective May 1, 2007
- [AD 2007-02-05](https://openairdocs.org/ad/2007-02-05) (historical): High pressure-and-intermediate pressure (HP-IP) turbine internal and external oil 
vent tubes · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Feb 6, 2007
- [AD 2006-23-11](https://openairdocs.org/ad/2006-23-11) (historical): High pressure (HP)/intermediate pressure (IP) turbine bearing oil feed tube 
heat shield · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Dec 19, 2006
- [AD 2006-11-05](https://openairdocs.org/ad/2006-11-05) (historical): High pressure compressor (HPC) stage 3 disc assemblies · Rolls-Royce RB211-22B-02, RB211-524B-02, RB211-524B-B-02 and 24 more. Effective Jun 27, 2006
- [AD 2006-05-03](https://openairdocs.org/ad/2006-05-03) (historical): High pressure-intermediate pressure (HP- IP) turbine · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Mar 27, 2006
- [AD 2005-15-13](https://openairdocs.org/ad/2005-15-13) (historical): Intermediate pressure (IP) compressor stage 5 disks · Rolls-Royce RB211-524 Series (all). Effective Aug 30, 2005
- [AD 2005-02-05](https://openairdocs.org/ad/2005-02-05) (historical): Low Pressure Compressor (LPC) Fan Blade Roots · Rolls-Royce RB211-535E4-37, RB211-535E4-B-37 and RB211-535E4-B-75. Effective Feb 11, 2005
- [AD 2004-26-05](https://openairdocs.org/ad/2004-26-05) (historical): Head section and meterpanel assembly of the combustion liner · Rolls-Royce RB211-524B-02, RB211-524B-B-02, RB211-524B2-19 and 20 more. Effective Feb 9, 2005
- [AD 2005-01-15](https://openairdocs.org/ad/2005-01-15) (historical): Fan blade dovetail roots · Rolls-Royce RB211-Trent-844B-17, RB211-Trent-884B-17, RB211-Trent-892B-17 and 5 more. Effective Jan 28, 2005
- [AD 2004-26-03](https://openairdocs.org/ad/2004-26-03) (historical): High pressure (HP) turbine discs · Rolls-Royce RB211-22B-02, RB211-535C-37, RB211-535E4-37 and 3 more. Effective Jan 13, 2005
- [AD 2004-23-03](https://openairdocs.org/ad/2004-23-03) (historical): High pressure-and-intermediate pressure (HP-IP) turbine internal and external oil vent tubes shaft · Rolls-Royce RB211 Trent 768-60, RB211 Trent 772-60 and RB211 Trent 772B-60. Effective Nov 23, 2004
- [AD 2004-15-02](https://openairdocs.org/ad/2004-15-02) (historical): LP Compressor Fan Blade · Rolls-Royce RB211-Trent-884B-17, RB211-Trent-892B-17, RB211-Trent-895-17 and 4 more. Effective Sep 1, 2004
- [AD 2004-01-20](https://openairdocs.org/ad/2004-01-20) (historical): High pressure compressor (HPC) · Rolls-Royce RB211-22B-02, RB211-22B/MOD 72-8700, RB211-524B-02 and 27 more. Effective Feb 24, 2004
- [AD 2003-17-15](https://openairdocs.org/ad/2003-17-15) (historical): Low pressure (LP) turbine stage 2 discs · Rolls-Royce RB211-535E4-37, RB211-535E4-B-37 and RB211-535E4-B-75. Effective Oct 2, 2003

All 211: https://openairdocs.org/aircraft/N444UP/ads.md

## Information bulletins (advisory) (1 in force)

- [SAIB 2026-11](https://openairdocs.org/saib/2026-11): Theft of Turbofan Engine Parts before Mutilation. Issued Jun 8, 2026

## NTSB investigations

None matched to N444UP.

## FAA accident and incident reports

None matched to N444UP.

## Service difficulty reports (206, newest 50)

As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR IPXA2026092196740](https://openairdocs.org/sdr/IPXA2026092196740), Sep 17, 2026: ACCESS PANEL. DELAMINATED. MAJOR REPAIR, RT WING DRY BAY ACCESS PANEL 632FZ DAMAGED MADE REPAIR PLIES FROM BMS8-79 BATCH 4506113 AND BMS 5-129 BATCH 4494000, LAYED UP AND BAGGED AND CURED
- [SDR IPXA2026100555363](https://openairdocs.org/sdr/IPXA2026100555363), Sep 15, 2026: FRAME. NOT GROUNDED. EXISTING REPAIR FOUND AT AFT CARGO COMPARTMENT FRAME STA 1460 L/H. ACCOMPLISHED THE REPAIR PER EO-98750-REQ1 AND STE-PNA EA 757-5360-27-A4633, REV. -.
- [SDR IPXA2026092825914](https://openairdocs.org/sdr/IPXA2026092825914), Sep 7, 2026: SKIN. CORRODED. ***MAJOR REPAIR*** FAULT-400-STR- #2 ENGINE NACELLE PYLON STRUT, OUTBD INNER SKIN, FWD OF THE VENT PANEL OPENING HAS CORROSION AT SEAM OF FRAME, MAY BE UNDER TH
- [SDR IPXA2026091925377](https://openairdocs.org/sdr/IPXA2026091925377), Sep 7, 2026: SKIN. CRACKED. ENG 2 PYLON, CRACK AT LOWER T/E WEDGE. INSTALLED PANEL ASSY AT ENG 2 PYLON AT LOWER T/E WEDGE IAW SRM 51-40-02-0G-0.
- [SDR IPXA2026092803255](https://openairdocs.org/sdr/IPXA2026092803255), Sep 5, 2026: DRAG FITTING. CRACKED. FAULT: RIGHT WING PYLON HOLE #4 HAS 1EA CRACK AT 2 O'CLOCK AT TOP OF FITTING. COMPLIED WITH PER EO -88069-JIC11. REVIEWED
- [SDR IPXA2026092803215](https://openairdocs.org/sdr/IPXA2026092803215), Sep 5, 2026: DRAG FITTING. CRACKED. RIGHT WING PYLON HOLE #5 HAS 2EA CRACKS AT 11 AND 4 O'CLOCK AT TOP OF FITTING AND 2EA CRACKS AT 7 AND 4 O'CLOCK AT BOTTOM OF SKIN. IAW EO -88069-JIC11 STEP # 3 
- [SDR IPXA2026092176383](https://openairdocs.org/sdr/IPXA2026092176383), Sep 3, 2026: BRACKET. CORRODED. LEFT HORIZONTAL STAB, BRACKET AT THE OUTBD END OF HORIZONTAL STAB, LOCATED BETWEEN THE REAR SPAR AND THE ELEVATOR LEADING EDGE, SHOWS EVIDENCE OF CORROSION. DOT
- [SDR IPXA2026091656672](https://openairdocs.org/sdr/IPXA2026091656672), Sep 2, 2026: ANGLE. CORRODED. APU INLET DOOR LOWER ANGLE FROM STA 1787.45 TO STA 1825.00 S-3R HAS A CORROSION INSTALLED NEW LOWER ANGLE I.A.W. B757-200PF SRM 51-40-02-0G-0
- [SDR IPXA2026091756601](https://openairdocs.org/sdr/IPXA2026091756601), Sep 2, 2026: ANGLE. CORRODED. APU INLET DOOR FWD LOWER CORNER ANGLE AT BS 1787.45, S-3R HAD CORROSION. INSTALLED NEW FWD LOWER CORNER IAW SRM 51-40-02-0G-0.
- [SDR IPXA2026091856663](https://openairdocs.org/sdr/IPXA2026091856663), Sep 2, 2026: ANGLE. CORRODED. APU INLET DOOR UPPER ANGLE FROM BS 1787.45 - 1825, S3R HAD CORROSION. INSTALLED NEW UPPER ANGLE IAW SRM 51-40-02-0G-0.
- [SDR IPXA2026091556641](https://openairdocs.org/sdr/IPXA2026091556641), Sep 2, 2026: STRAP. CORRODED. APU INLET DOOR FWD STRAP HAD CORROSION. INSTALLED NEW FWD STRAP IAW SRM 51-40-02-0G-0.
- [SDR IPXA2026091553994](https://openairdocs.org/sdr/IPXA2026091553994), Sep 2, 2026: SUPPORT CHANNEL. CRACKED. RH MLG WEEL WELL FWD SEAL SUPPORT CRACKED. REMOVED PANELS 198CR AND 198BR FOR ACCESS AND REMOVRD SEAL AND SEAL RETEINER AND SEAL SUPPORT DAMAGED IAW B757-200PF 
- [SDR IPXA2026091554044](https://openairdocs.org/sdr/IPXA2026091554044), Sep 2, 2026: SUPPORT BRACKET. CRACKED. RIGHT MLG WEEL WELL RH GEAR DOOR CLOSED SWITCH LATERAL SUPPORT CRACKED. REMOVED DAMAGED SUPPORT BRACKET AT RT MLG WEEL WELL R/H GEAR DOOR CLOSED SWITCH LATERAL 
- [SDR IPXA2026091554070](https://openairdocs.org/sdr/IPXA2026091554070), Sep 2, 2026: SUPPORT BRACKET. CRACKED. RH MLG WEEL WELL FWD SEAL SUPPORT ANGLE CRACKED. REMOVED SEAL SUPPORT ANGLE IS CRACKED AT R/H MLG WEEL WELL FWD IAW SUPPORT ANGLE IAW SRM SRM 51-40-02-0G. INSTA
- [SDR IPXA2026050631728](https://openairdocs.org/sdr/IPXA2026050631728), Apr 29, 2026: SLAT SYSTEM. WARNING MESSAGE. EMERGENCY DECLARED. LE SLAT DISAGREE PREFORMED FIM 27-81-803. NO FAULTS NOTED ON BITE PROCEDURE. CYCLED FLAPS AND SLATS SEVERAL TIMES WITH NO FAULTS. SYSTEM IS 
- [SDR IPXA2026020973228](https://openairdocs.org/sdr/IPXA2026020973228), Feb 6, 2026: LAMP. INOPERATIVE. COCKPIT EMERGENCY LIGHT, 5 LAMPS INOPERATIVE. REPLACED THE LAMPS, OPS CHECKED NORMAL IAW AMM 33-51-00-501.
- [SDR IPXA2026020673228](https://openairdocs.org/sdr/IPXA2026020673228), Feb 6, 2026: LAMP. INOPERATIVE. COCKPIT EMERGENCY LIGHT- 5 LAMPS INOPERATIVE. OPEN
- [SDR IPXA2025012426474](https://openairdocs.org/sdr/IPXA2025012426474), Jan 16, 2025: FRAME. DENTED. REF HEAVY CHECK REPAIR T3F18E0051QEH, HFEC AFTER TRIM OUT REQUIRES RII VERIFICATION. ACCOMPLISHED REPAIR PER EA 757-5360-01-B0334 IR. OSD: 1/24/2025
- [SDR IPXA2025012326458](https://openairdocs.org/sdr/IPXA2025012326458), Jan 16, 2025: FRAME. DENTED. REF HEAVY CHECK REPAIR T3F18E0051QE4, HFEC AFTER TRIM OUT REQUIRES RII VERIFICATION. ACCOMPLISHED REPAIR PER EA 757-5360-01-B0331 IR.
- [SDR IPXA2025012426435](https://openairdocs.org/sdr/IPXA2025012426435), Jan 16, 2025: FRAME. DENTED. REF HEAVY CHECK REPAIR T3F18E0051QE6, HFEC AFTER TRIM OUT REQUIRES RII VERIFICATION. ACCOMPLISHED REPAIR PER EA 757-5360-01-B0330 IR. OSD: 1/24/2025
- [SDR IPXA2025012326400](https://openairdocs.org/sdr/IPXA2025012326400), Jan 16, 2025: FRAME. DENTED. REF HEAVY CHECK REPAIR T3F18E0051QC2, HFEC AFTER TRIM OUT REQUIRES RII VERIFICATION. ACCOMPLISHED REPAIR PER EA 757-5330-01-B0328 IR. OSD: 1/24/2025
- [SDR IPXA2025012326442](https://openairdocs.org/sdr/IPXA2025012326442), Jan 16, 2025: FRAME. DENTED. REF HEAVY CHECK REPAIR T3F18E0051QCU, HFEC AFTER TRIM OUT REQUIRES RII VERIFICATION. ACCOMPLISHED REPAIR PER EA 757-5330-01-B0337 IR. OSD: 1/24/2025
- [SDR IPXA2025012326367](https://openairdocs.org/sdr/IPXA2025012326367), Jan 16, 2025: FRAME. DENTED. REF HEAVY CHECK REPAIR T3F18E0051QBG, HFEC AFTER TRIM OUT REQUIRES RII VERIFICATION. ACCOMPLISHED REPAIR PER EA 757-5330-01-B0326 IR. OSD: 1/24/2025
- [SDR IPXA2025012326402](https://openairdocs.org/sdr/IPXA2025012326402), Jan 16, 2025: FRAME. DENTED. REF HEAVY CHECK REPAIR T3F18E0051QCB, HFEC AFTER TRIM OUT REQUIRES RII VERIFICATION. ACCOMPLISHED REPAIR PER EA 757-5330-01-B0329 IR. OSD: 1/24/2025
- [SDR IPXA2025012326492](https://openairdocs.org/sdr/IPXA2025012326492), Jan 16, 2025: FRAME. DENTED. REF HEAVY CHECK REPAIR T3F18E0051QFY, HFEC AFTER TRIM OUT REQUIRES RII VERIFICATION. ACCOMPLISHED REPAIR PER EA 757-5360-01-B0335 IR. OSD: 1/24/2025
- [SDR IPXA2024101590204](https://openairdocs.org/sdr/IPXA2024101590204), Oct 1, 2024: WARNING MESSAGE. ILLUMINATED. FWD ENT DOOR€? EICAS MESSAGE ILLUMINATED ON SHORT FINAL. CAME ON AT 1200 FT AGL. AND EXTINGUISHED AT 800FT AGL. REMOVED AND REPLACED CRACKED BRACKET PER SRM 51
- [SDR IPXA2024100190204](https://openairdocs.org/sdr/IPXA2024100190204), Oct 1, 2024: BRACKET. NOT REPORTED. *SDR FILED OPEN* €ŒL FWD ENT DOOR€? EICAS MESSAGE ILLUMINATED ON SHORT FINAL. CAME ON AT 1200 FT AGL. AND EXTINGUISHED AT 800FT AGL. WILL REQUIRE 13 HOURS SHE
- [SDR IPXA2024091941134](https://openairdocs.org/sdr/IPXA2024091941134), Aug 24, 2024: FLOORBOARD. CORRODED. COOROSION AT STA 1200 UNDER FLOORBOARD 242XKF. DOT 140-011.SURFACE HFEC PERFORMED ON BLENDED AREAS ON STA 1200 UNDER FLOORBOARD 242XKF. NO DEFECTS FOUND IAW 51-
- [SDR IPXA2024090541134](https://openairdocs.org/sdr/IPXA2024090541134), Aug 24, 2024: FLOOR SUPPORT. CORRODED. COOROSION AT STA 1200 UNDER FLOORBOARD 242XKF. OPEN
- [SDR IPXA2024090587187](https://openairdocs.org/sdr/IPXA2024090587187), Aug 21, 2024: FRAME. DENTED. FOUND DENT AT STA 1220 RH BTW STRG 26-25 WORK PERFORMED: REPAIR PER 757-200PF SRM REV 120 CHAPTER 53-00-07-2R-6 DETAIL VI PER SRM 53-60-07-2R.
- [SDR IPXA2024090587078](https://openairdocs.org/sdr/IPXA2024090587078), Aug 21, 2024: FRAME. DENTED. FOUND DENT AT STA 820 LH BTW STR23 TO STR24. VERIFIED WORK PERFORMED: REPAIR PER B757-200PF SRM REV 120 CHAPTER 53-00-07-2R-5, DETAIL III PER SRM 53-30-07-2R.
- [SDR IPXA2024090587385](https://openairdocs.org/sdr/IPXA2024090587385), Aug 21, 2024: FRAME. DENTED. FOUND DENT AT STA 1520 LH BTW STRG 25-26. REPAIR PER 757-200PF SRM REV 120 CHAPTER 53-00-07-2R-5, DETAIL III PER SRM 53-60-07-2R. INSTALLED STR CLIP (01EA) AT S
- [SDR IPXA2024090587054](https://openairdocs.org/sdr/IPXA2024090587054), Aug 21, 2024: FRAME. DENTED. FOUND DENT AT STA 760 RH BTW STR24 TO STR25. VERIFIED REPAIRED PER 757-200PF SRM REV 120 CHAPTER 53-00-07-2R-5, DETAIL III PER SRM 53-30-07-2R.
- [SDR IPXA2024090587185](https://openairdocs.org/sdr/IPXA2024090587185), Aug 21, 2024: FRAME. DENTED. FAULT. STR-Z100. FOUND DENT AT STA 1320 LH BTW STRG 24-25. REPAIR PER 757-200PF SRM REV 120 CHAPTER 53-00-07-2R-5, DETAIL III PER SRM 53-60-07-2R. INSTALLED NEW
- [SDR IPXA2024090587040](https://openairdocs.org/sdr/IPXA2024090587040), Aug 21, 2024: FRAME. DENTED. FOUND 2 EA DENTS AT STA 660 RH BTW STR23 TO STR24. VERIFIED WORK PERFORMED: REPAIR PER 757-200PF SRM REV 120 CHAPTER 53-00-07-2R-5, DETAIL III PER SRM 53-30-07-
- [SDR IPXA2024090587024](https://openairdocs.org/sdr/IPXA2024090587024), Aug 21, 2024: FRAME. DENTED. FAULT. STR-Z100. FOUND DENT AT STA 680 RH BTW STR23 TO STR24. INSTALLED NEW FRAME AT STA 680 RH BTW STRG 23-24. IAW B757-200 SRM 51-40-02 AND SRM 53-00-07-2R-5,
- [SDR IPXA2024090587257](https://openairdocs.org/sdr/IPXA2024090587257), Aug 21, 2024: FRAME. DENTED. FOUND DENT AT STA 1460 LH BTW STRG 25-26. NEW FRAME (REPAIR SPLICE) AT STA 1460 LH BTW STRG 22-23. IAW B757-200 REV 120 SRM 51-40-02 AND SRM 53-00-07-2R-5, DETA
- [SDR IPXA2024090566979](https://openairdocs.org/sdr/IPXA2024090566979), Aug 20, 2024: SKIN. CORRODED. #2 PYLON OUTBD INNER SKIN FWD OF THE VENT PANEL OPENING HAS CORROSION. DOT 8-004. VERIFIED, ACCOMPLISHMENT OF WORK PER UPS EO 91221-REQ 1 AND VT MAE EA 757-5450
- [SDR IPXA2024090652829](https://openairdocs.org/sdr/IPXA2024090652829), Aug 20, 2024: LATCH. GOUGED. CREW DOOR, LOWER LATCH W/GOUGE SCRATCH; DOT 11-005, JR-117. WORK ACCOMPLISHED PER SREO-14721-REQ001.
- [SDR IPXA2024090652638](https://openairdocs.org/sdr/IPXA2024090652638), Aug 20, 2024: LATCH. GOUGED. CREW DOOR, UPPER LATCH W/GOUGE SCRATCH; DOT 11-004, JR-117. WORK ACCOMPLISHED PER SREO-14721-REQ001. REVIEWED
- [SDR IPXA2024082052638](https://openairdocs.org/sdr/IPXA2024082052638), Aug 20, 2024: LATCH. GOUGED. CREW DOOR, UPPER LATCH W/GOUGE SCRATCH.
- [SDR IPXA2024082052829](https://openairdocs.org/sdr/IPXA2024082052829), Aug 20, 2024: LATCH. GOUGED. CREW DOOR, LOWER LATCH W/GOUGE SCRATCH; DOT 11-005, JR-117.
- [SDR IPXA2025022694133](https://openairdocs.org/sdr/IPXA2025022694133), Jan 5, 2024: FAIRING. PUNCTURED. RIGHT AFT WING TO BODY FAIRING HAS 2 EACH PUNCTURES€¦.MARKED WITH YELLOW GREASE PENCIL. PREPARE AND APPLIED PLIES WITH EA 9390 BATCH 4303218 AND 04-009-0002 BA
- [SDR IPXA2024010694133](https://openairdocs.org/sdr/IPXA2024010694133), Jan 5, 2024: UNKNOWN. UNKNOWN. RIGHT AFT WING TO BODY FAIRING HAS 2 EACH PUNCTURES€¦.MARKED WITH YELLOW GREASE PENCIL. FOUND DAMAGE TO BE WITHIN LIMITS FOR DEFERRAL, ITEM REQUIRES REINSPECTI
- [SDR IPXA2023101046076](https://openairdocs.org/sdr/IPXA2023101046076), Oct 6, 2023: SMOKE GOGGLES. CRACKED. *** SUPPLEMENTAL SDR *** ONE SMOKE GOGGLE HAS CRACKED LENS IN COURIER AREA INSTALLED REPLACEMENT SMOKE GOGGLES W/REF TO M/M 25-60-00/001
- [SDR IPXA2023100946076](https://openairdocs.org/sdr/IPXA2023100946076), Oct 6, 2023: UNKNOWN. UNKNOWN. ONE SMOKE GOGGLE HAS CRACKED LENS IN COURIER AREA INSTALLED REPLACEMENT SMOKE GOGGLES W/REF TO M/M 25-60-00/001. OPEN
- [SDR IPXA2022081485224](https://openairdocs.org/sdr/IPXA2022081485224), Jul 31, 2022: SKIN. CORRODED. INSPECTION TYPE:DVI#2 PYLON WING SKIN/DRAG FTG HOLE #2 HAS CORROSION INDICATION INSIDE HOLE FOUND DURING INSP OF THE E.O. B757-5720-69617-I APPENDIX EREPAIRED I
- [SDR IPXA2022081285169](https://openairdocs.org/sdr/IPXA2022081285169), Jul 26, 2022: TIE CLIP. CORRODED. INSPECTION TYPE:CK17FWD CARGO DOOR AT APPROX FS 580 LOWER INNER T CHORD IS CORRODEDREMOVED AND REPLACED T CHORD USING AN 10136-1503 PER SRM 51-40-02 PAR 9
- [SDR IPXA2022042081321](https://openairdocs.org/sdr/IPXA2022042081321), Apr 20, 2022: SLAT. NONE. INSPECTION TYPE:NA**ATB** **EMERGENCY DECLARED** **LANDED WITHOUT INCIDENT** LE SLAT DISAGREE ON DEPARTURE. RAN APPROPRIATE CHECKLIST AND RETURNED TO MSP. ATB.T
- [SDR IPXA2022041581182](https://openairdocs.org/sdr/IPXA2022041581182), Apr 15, 2022: NONE. NONE. INSPECTION TYPE:NA**ATB ** NON TAKEOFF WHILE RETRACTING FLAPS, RECEIVED A L.E. SLAT DISAGREE. WHILE RUNNING CHECKLIST TO CONFIGURE RECIEVED A T.E. DISAGREE. LAN

All 206: https://openairdocs.org/aircraft/N444UP/reports.md

## STCs that may be installed (OpenAirDocs) (3)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the engine (Rolls-Royce RB-211 series)

- [STC SA4005NM](https://openairdocs.org/stc/SA4005NM): Precise Flight Inc. Pulselite Control System. Precise Flight Inc. Lists RB211-22B-02
- [STC SE00409LA](https://openairdocs.org/stc/SE00409LA): Installation of gas generator fairing thermal insulation blankets. Air New Zealand Limited. Lists RB211-524G2-19
- [STC SE1516CE](https://openairdocs.org/stc/SE1516CE): Modification of lower fuel control box assembly to incorporate vibration isolators. Trans World Airlines Inc. Lists RB211-22B-02

## Related

- Other Boeing 757-24APF aircraft: https://openairdocs.org/model/boeing-757-24apf/aircraft.md
- The Rolls-Royce RB-211 series engine: https://openairdocs.org/engine/rolls-royce-rb-211-series.md

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