# N727TW: 1999 Boeing 757-231

- Status: Valid registration
- Airframe: [Boeing 757-231](https://openairdocs.org/model/boeing-757-231) (registry code 1384908, 178 seats)
- Engine: [Pratt & Whitney PW2037](https://openairdocs.org/engine/pratt-whitney-pw2037) (registry code 52117)
- Data sheets: [TCDS A2NM](https://openairdocs.org/tcds/A2NM) (The Boeing Company), [TCDS E17NE](https://openairdocs.org/tcds/E17NE) (Pratt & Whitney) (OpenAirDocs)
- Serial number: 30340
- Year built: 1999
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: December 1, 1999
- Certificate issued: January 31, 2020
- Expires: January 31, 2030
- Mode S code: A9BF4B
- Registered owner: [Delta Air Lines Inc](https://openairdocs.org/faa-owner/DELTA%20AIR%20LINES%20INC)
- Location: [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta)
- Owner type: Corporation
- Owner's area on the map: 33.6604° N, 84.3865° W: Placed by OpenAirDocs at the center of ZIP code 30354, 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=727TW
- Page: https://openairdocs.org/aircraft/N727TW

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.

## ADs that may apply (OpenAirDocs): 331 in force

### Matched by airframe (Boeing 757-231)

- [AD 2026-13-16](https://openairdocs.org/ad/2026-13-16): Navigation · Boeing 757-200 Series, 757-200PF Series, 757-200CB Series and 6 more. Effective Jul 1, 2026
- [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02): Navigation · Airbus Canada Limited Partnership 18, 49-46, 80-A and 555 more. Effective Jul 1, 2026
- [AD 2026-08-09](https://openairdocs.org/ad/2026-08-09): Wings · Boeing 757-200 Series and 757-300 Series with STC ST01518SE. Effective Jun 3, 2026
- [AD 2026-04-06](https://openairdocs.org/ad/2026-04-06): Wings · Boeing 757-200 Series and 757-300 Series. Effective Feb 26, 2026
- [AD 2026-01-05](https://openairdocs.org/ad/2026-01-05): Wings · Boeing 757-200 Series and 757-300 Series. Effective Feb 20, 2026
- [AD 2025-23-03](https://openairdocs.org/ad/2025-23-03): Fire protection · Boeing 757-200 Series, 757-200PF Series, 757-200CB Series and 1 more. Effective Jan 13, 2026
- [AD 2025-20-14](https://openairdocs.org/ad/2025-20-14): Equipment/furnishings · Boeing 757-200 Series. Effective Jan 2, 2026
- [AD 2025-20-04](https://openairdocs.org/ad/2025-20-04): Flight controls · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Nov 6, 2025
- [AD 2025-19-11](https://openairdocs.org/ad/2025-19-11): Landing Gear · Boeing 757-200 Series, 757-200PF Series and 757-200CB Series. Effective Nov 6, 2025
- [AD 2025-11-01](https://openairdocs.org/ad/2025-11-01): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-300 Series. Effective Jul 8, 2025
- [AD 2025-02-13](https://openairdocs.org/ad/2025-02-13): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Mar 17, 2025
- [AD 2025-02-07](https://openairdocs.org/ad/2025-02-07): Navigation · Modification of Rockwell Collins, Inc. Multi-Mode Receiver (STC ST01883WI or 4 others). Effective Mar 17, 2025
- [AD 2024-25-09](https://openairdocs.org/ad/2024-25-09): Hydraulic power · Boeing 757-200 Series, 757-200PF Series, 757-200CB Series and 1 more. Effective Feb 14, 2025
- [AD 2024-24-01](https://openairdocs.org/ad/2024-24-01): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Jan 13, 2025
- [AD 2024-12-09](https://openairdocs.org/ad/2024-12-09): Wings · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Aug 22, 2024
- [AD 2024-10-07](https://openairdocs.org/ad/2024-10-07): Fuselage · Boeing 757-200 Series, 757-200PF Series, 757-200CB Series and 1 more. Effective Jul 19, 2024
- [AD 2024-10-05](https://openairdocs.org/ad/2024-10-05): Equipment/Furnishings · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Jul 19, 2024
- [AD 2024-12-07](https://openairdocs.org/ad/2024-12-07): Fuselage · Boeing 757-200 Series with STC ST01529SE or ST02278SE. Effective Jul 11, 2024
- [AD 2024-07-05](https://openairdocs.org/ad/2024-07-05): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-300 Series. Effective Jun 5, 2024
- [AD 2024-05-09](https://openairdocs.org/ad/2024-05-09): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-300 Series. Effective May 8, 2024
- [AD 2023-13-12](https://openairdocs.org/ad/2023-13-12): Oxygen · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 17 more. Effective Sep 5, 2023
- [AD 2023-12-12](https://openairdocs.org/ad/2023-12-12): Navigation · Boeing 757-200 Series, 757-200PF Series, 757-200CB Series and 6 more. Effective Jun 21, 2023
- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2022-20-15](https://openairdocs.org/ad/2022-20-15): Wings · Boeing 757-200 Series, 757-200PF Series, 757-200CB Series and 1 more. Effective Dec 7, 2022
- [AD 2022-15-09](https://openairdocs.org/ad/2022-15-09): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-300 Series. Effective Aug 17, 2022
- [AD 2022-15-08](https://openairdocs.org/ad/2022-15-08): Information systems · Airbus A318-111, A318-112, A319-111 and 49 more. Effective Aug 12, 2022
- [AD 2022-13-04](https://openairdocs.org/ad/2022-13-04): Fuselage · Boeing 757-200 Series, 757-200PF Series, 757-200CB Series and 1 more. Effective Aug 12, 2022
- [AD 2022-07-07](https://openairdocs.org/ad/2022-07-07): Equipment/furnishings · Boeing 757-200 Series, 757-200CB Series and 757-300 Series. Effective May 26, 2022
- [AD 2021-26-28](https://openairdocs.org/ad/2021-26-28): Fuel · Boeing 757-200 Series, 757-200PF Series, 757-200CB Series and 1 more. Effective Mar 3, 2022
- [AD 2021-22-23](https://openairdocs.org/ad/2021-22-23): Wings · Boeing 757-200 Series, 757-200PF Series, 757-200CB Series and 1 more. Effective Dec 29, 2021
- [AD 2021-08-04](https://openairdocs.org/ad/2021-08-04): Oxygen · Boeing 737-200 Series, 737-300 Series, 737-400 Series and 23 more. Effective May 26, 2021
- [AD 2021-05-11](https://openairdocs.org/ad/2021-05-11): Flight controls · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Apr 19, 2021
- [AD 2020-20-10](https://openairdocs.org/ad/2020-20-10): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-300 Series. Effective Nov 10, 2020
- [AD 2020-04-15](https://openairdocs.org/ad/2020-04-15): Air conditioning · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 4 more. Effective May 8, 2020
- [AD 2020-05-25](https://openairdocs.org/ad/2020-05-25): Fuselage · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective May 4, 2020
- [AD 2020-01-18](https://openairdocs.org/ad/2020-01-18): Fuel, Fuselage, Wings · Winglets, wing structural reinforcement (Aviation Partners Boeing STC ST01518SE). Effective Mar 5, 2020
- [AD 2019-24-18](https://openairdocs.org/ad/2019-24-18): Navigation · Boeing 727-100 Series, 727-100C Series, 727-200 Series and 11 more. Effective Feb 3, 2020
- [AD 2019-19-10](https://openairdocs.org/ad/2019-19-10): Fuel · Boeing 737-300 Series, 737-400 Series, 737-500 Series and 21 more. Effective Jan 16, 2020
- [AD 2019-07-04](https://openairdocs.org/ad/2019-07-04): Editorial Note: Rule document 2019-07587 was originally published on pages 15949 through 15952 in the issue of Wednesday, April 17, 2019. In that publication, on page 15951, in the title of  
 the Airworthiness Directive, ''-04'' was inadvertently left out. The corrected document is republished in its entirety. · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective May 22, 2019
- [AD 2018-23-12](https://openairdocs.org/ad/2018-23-12): Equipment/furnishings · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 180 more. Effective Dec 28, 2018
- [AD 2018-20-13](https://openairdocs.org/ad/2018-20-13): Fuel · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 13 more. Effective Nov 15, 2018
- [AD 2018-19-23](https://openairdocs.org/ad/2018-19-23): Doors · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 15 more. Effective Nov 7, 2018
- [AD 2018-18-07](https://openairdocs.org/ad/2018-18-07): Fuselage · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Oct 10, 2018
- [AD 2018-06-08](https://openairdocs.org/ad/2018-06-08): Fuselage · Boeing 757-200 Series. Effective Apr 19, 2018
- [AD 2017-26-07](https://openairdocs.org/ad/2017-26-07): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-300 Series. Effective Feb 7, 2018
- [AD 2017-26-02](https://openairdocs.org/ad/2017-26-02): Doors · Boeing 757-200 Series. Effective Jan 24, 2018
- [AD 2017-22-12](https://openairdocs.org/ad/2017-22-12): Wings · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Dec 26, 2017
- [AD 2017-20-05](https://openairdocs.org/ad/2017-20-05): Fuselage · Boeing 757-200 Series and 757-300 Series. Effective Nov 6, 2017
- [AD 2017-19-10](https://openairdocs.org/ad/2017-19-10): Doors · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Oct 27, 2017
- [AD 2017-12-14](https://openairdocs.org/ad/2017-12-14): Fuselage · Boeing 757-200 Series and 757-200PF Series. Effective Jul 25, 2017

### Matched by engine (Pratt & Whitney PW2037)

- [AD 2026-07-06](https://openairdocs.org/ad/2026-07-06): Turbine Section · Pratt & Whitney F117-PW-100, PW2037, PW2037D and 3 more. Effective May 29, 2026
- [AD 2024-12-04](https://openairdocs.org/ad/2024-12-04): Turbine Section · Pratt & Whitney PW2037, PW2037M and PW2040. Effective Aug 13, 2024
- [AD 2021-14-13](https://openairdocs.org/ad/2021-14-13): Turbine Section · Pratt & Whitney F117-PW-100, PW2037, PW2037M and 1 more. Effective Sep 1, 2021
- [AD 2019-05-01](https://openairdocs.org/ad/2019-05-01): Turbine/Turboprop Engine · Pratt & Whitney F117-PW-100, PW2037, PW2037D and 6 more. Effective Apr 16, 2019
- [AD 2018-22-06](https://openairdocs.org/ad/2018-22-06): Fuel Control/Turbine Engines · Pratt & Whitney PW2037, PW2037M and PW2040. Effective Dec 3, 2018
- [AD 2018-14-10](https://openairdocs.org/ad/2018-14-10): Fuel Control Turbine Engines · Pratt & Whitney PW2037, PW2037M and PW2040. Effective Sep 28, 2018
- [AD 2012-02-01](https://openairdocs.org/ad/2012-02-01): Fan blades · Pratt & Whitney Division PW2037, PW2037M and PW2040. Effective Apr 24, 2012
- [AD 2009-14-05](https://openairdocs.org/ad/2009-14-05): High-pressure compressor (HPC) · Pratt & Whitney Division PW2037, PW2037M and PW2040. Effective Jul 23, 2009
- [AD 2009-10-08](https://openairdocs.org/ad/2009-10-08): High-pressure turbine 2nd stage hubs that have previously been exposed to Pratt & Whitney cleaning procedure SPOP 10 or SPOP 9 or equivalent procedure. · Pratt & Whitney Division PW2037, PW2037M and PW2040. Effective Jun 17, 2009
- [AD 2007-02-06](https://openairdocs.org/ad/2007-02-06): High pressure compressor (HPC) drum rotor disk assemblies · Pratt & Whitney Division PW2037, PW2037M and PW2040. Effective Feb 28, 2007
- [AD 2005-18-03](https://openairdocs.org/ad/2005-18-03): Engine manufacturer's time limits section (TLS) · Pratt & Whitney Division PW2037, PW2037D, PW2037M and 5 more. Effective Feb 28, 2006
- [AD 99-20-03](https://openairdocs.org/ad/99-20-03): High Pressure Turbine Disks · Pratt & Whitney Division PW2037, PW2037M, PW2040 and 2 more. Effective Nov 23, 1999
- [AD 96-18-08 R1](https://openairdocs.org/ad/96-18-08-R1): (HPT) High Pressure or (LPT) Low Pressure Turbine · Pratt & Whitney Division PW2037, PW2037M, PW2040 and 2 more. Effective Nov 10, 1998
- [AD 97-11-51 R1](https://openairdocs.org/ad/97-11-51-R1): First Stage High Pressure Turbine (HPT) Disk Assembly · Pratt & Whitney Division PW2037, PW2037M, PW2040 and 5 more. Effective Aug 7, 1997
- [AD 88-03-52](https://openairdocs.org/ad/88-03-52): Fuel Quantity Indication System · Pratt & Whitney Division PW2037 and PW2040. Effective Jul 13, 1988

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

- [AD 2022-08-12](https://openairdocs.org/ad/2022-08-12) (historical): Wings · Boeing 757-200 Series, 757-200PF Series, 757-200CB Series and 1 more. Effective Jun 10, 2022
- [AD 2022-04-05](https://openairdocs.org/ad/2022-04-05) (historical): Navigation · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 6 more. Effective Feb 14, 2022
- [AD 2020-21-17](https://openairdocs.org/ad/2020-21-17) (historical): Wings · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Jan 14, 2021
- [AD 2020-03-20](https://openairdocs.org/ad/2020-03-20) (historical): Navigation · Modification of Rockwell Collins, Inc. Multi-Mode Receiver (STC ST01883WI or 4 others). Effective Feb 18, 2020
- [AD 2019-23-06](https://openairdocs.org/ad/2019-23-06) (historical): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-300 Series. Effective Jan 13, 2020
- [AD 2019-20-03](https://openairdocs.org/ad/2019-20-03) (historical): Information systems · Airbus A340-312, A340-313, A318-111 and 48 more. Effective Nov 19, 2019
- [AD 2019-12-13](https://openairdocs.org/ad/2019-12-13) (historical): Flight controls · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Jul 12, 2019
- [AD 2018-26-03](https://openairdocs.org/ad/2018-26-03) (historical): Equipment/furnishings · Boeing 757-200 Series. Effective Jan 31, 2019
- [AD 2018-16-05](https://openairdocs.org/ad/2018-16-05) (historical): Wings · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Sep 10, 2018
- [AD 2018-06-07](https://openairdocs.org/ad/2018-06-07) (historical): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-300 Series. Effective May 3, 2018
- [AD 2017-24-10](https://openairdocs.org/ad/2017-24-10) (historical): Fuselage · Boeing 757-200 Series, 757-200PF Series and 757-300 Series. Effective Jan 9, 2018
- [AD 2017-26-10](https://openairdocs.org/ad/2017-26-10) (historical): Flight controls · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Jan 3, 2018
- [AD 2015-08-01](https://openairdocs.org/ad/2015-08-01) (historical): Flight Controls · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective May 26, 2015
- [AD 2013-18-09](https://openairdocs.org/ad/2013-18-09) (historical): Communications · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 137 more. Effective Oct 3, 2013
- [AD 2013-01-02](https://openairdocs.org/ad/2013-01-02) (historical): Doors · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 12 more. Effective Feb 22, 2013
- [AD 2012-15-15](https://openairdocs.org/ad/2012-15-15) (historical): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-300 Series. Effective Oct 3, 2012
- [AD 2011-01-15](https://openairdocs.org/ad/2011-01-15) (historical): Fuselage · Boeing 757-200 Series, 757-200CB Series and 757-300 Series. Effective Jan 25, 2011
- [AD 2009-21-10](https://openairdocs.org/ad/2009-21-10) (historical): Oxygen · Airbus A300, Model B4-605R, A300, Model B4-620, A300, Model B4-622 and 138 more. Effective Dec 17, 2009
- [AD 2009-22-08](https://openairdocs.org/ad/2009-22-08) (historical): Control switches · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 12 more. Effective Dec 3, 2009
- [AD 2008-23-19](https://openairdocs.org/ad/2008-23-19) (historical): Left and right main fuel tanks · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Dec 30, 2008
- [AD 2008-13-20](https://openairdocs.org/ad/2008-13-20) (historical): Aft hinge fittings · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Aug 6, 2008
- [AD 2008-10-11](https://openairdocs.org/ad/2008-10-11) (historical): Fuel tank systems · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Jun 12, 2008
- [AD 2008-09-07](https://openairdocs.org/ad/2008-09-07) (historical): Fuel filter · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 4 more. Effective May 8, 2008
- [AD 2008-05-10](https://openairdocs.org/ad/2008-05-10) (historical): Vertical flange and bulkhead · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 9 more. Effective Mar 18, 2008
- [AD 2007-16-13](https://openairdocs.org/ad/2007-16-13) (historical): Shim installation · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Aug 24, 2007
- [AD 2007-03-01](https://openairdocs.org/ad/2007-03-01) (historical): Power feeder wire bundles · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Mar 5, 2007
- [AD 2006-20-11](https://openairdocs.org/ad/2006-20-11) (historical): Rivet inspection · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Nov 8, 2006
- [AD 2006-11-11](https://openairdocs.org/ad/2006-11-11) (historical): Fatigue cracking of PSEs · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Jun 30, 2006
- [AD 2005-18-18](https://openairdocs.org/ad/2005-18-18) (historical): Left and right engine-to-wing aft fairings · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Oct 14, 2005
- [AD 2005-12-05](https://openairdocs.org/ad/2005-12-05) (historical): Flight deck door · Reinforced cockpit door (Safran Cabin STC ST01335LA or 2 others). Effective Jul 19, 2005
- [AD 2005-12-04](https://openairdocs.org/ad/2005-12-04) (historical): Aft torque bulkhead · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Jun 29, 2005
- [AD 2005-04-14](https://openairdocs.org/ad/2005-04-14) (historical): Joint of the mid-bulkhead and the upper link fittings · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Mar 15, 2005
- [AD 2004-12-07](https://openairdocs.org/ad/2004-12-07) (historical): Nacelle strut and wing structure · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Jul 21, 2004
- [AD 2004-09-32](https://openairdocs.org/ad/2004-09-32) (historical): Fuselage skin · Boeing 757-200 Series. Effective May 24, 2004
- [AD 2003-18-05](https://openairdocs.org/ad/2003-18-05) (historical): Nacelle Strut and Wing Structure · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 1 more. Effective Oct 16, 2003
- [AD 94-01-10 R1](https://openairdocs.org/ad/94-01-10-R1) (historical): Engine thrust reverser system · Boeing 757-200 Series and 757-200PF Series. Effective Sep 18, 2003
- [AD 2003-14-04](https://openairdocs.org/ad/2003-14-04) (historical): Flight Deck Door Pressure Relief Latch Assemblies · Boeing 737-200 Series, 737-300 Series, 737-400 Series and 14 more. Effective Jul 25, 2003
- [AD 2003-07-08](https://openairdocs.org/ad/2003-07-08) (historical): Upper link fittings · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Apr 18, 2003
- [AD 2001-24-02](https://openairdocs.org/ad/2001-24-02) (historical): Shoulder Restraint Harness Attachment · Boeing 707-100 Long Body, 707-100B Long Body, 707-300 Series (all) and 20 more. Effective Jan 4, 2002
- [AD 99-27-06](https://openairdocs.org/ad/99-27-06) (historical): Thrust Reverser Cable · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Feb 7, 2000
- [AD 99-18-16](https://openairdocs.org/ad/99-18-16) (historical): Modular Avionics Warning Electronic Assembly or Warning Electronics Unit · Boeing 747-400 Series, 747-400D Series, 747-400F Series and 6 more. Effective Sep 16, 1999
- [AD 99-09-13](https://openairdocs.org/ad/99-09-13) (historical): Forward Lavatory · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Jun 1, 1999
- [AD 97-06-04](https://openairdocs.org/ad/97-06-04) (historical): Lower Spar Chord · Boeing 757-200 Series, 757-200CB Series and 757-200PF Series. Effective Mar 28, 1997
- [AD 74-08-09 R2](https://openairdocs.org/ad/74-08-09-R2) (historical): Waste Receptacles · Aero Spacelines 377, 377MG, 377SGT and 268 more. Effective Jul 29, 1996
- [AD 2017-12-03](https://openairdocs.org/ad/2017-12-03) (historical): Fuel Control Turbine Engines · Pratt & Whitney PW2037, PW2037M and PW2040. Effective Jul 20, 2017
- [AD 2017-11-06](https://openairdocs.org/ad/2017-11-06) (historical): Turbine/ Turboprop Engine · Pratt & Whitney F117-PW-100, PW2037, PW2037D and 6 more. Effective Jul 18, 2017
- [AD 2014-05-32](https://openairdocs.org/ad/2014-05-32) (historical): Diffuser-to-high-pressure turbine (HPT) case flange · Pratt & Whitney F117-PW-100, PW2037, PW2037D and 8 more. Effective May 5, 2014
- [AD 2002-12-06](https://openairdocs.org/ad/2002-12-06) (historical): Time Limits Section (TLS) · Pratt & Whitney Division PW2037, PW2037M, PW2040 and 5 more. Effective Jul 17, 2002
- [AD 2000-21-09](https://openairdocs.org/ad/2000-21-09) (historical): Critical Life-limited Parts · Pratt & Whitney Division PW2037, PW2037M, PW2040 and 5 more. Effective Jan 22, 2001
- [AD 99-08-14](https://openairdocs.org/ad/99-08-14) (historical): Maintenance Program, Mandatory Inspections · Pratt & Whitney Division PW2037, PW2037M, PW2040 and 5 more. Effective May 13, 1999

All 381: https://openairdocs.org/aircraft/N727TW/ads.md

## Information bulletins (advisory) (13 in force)

- [SAIB 2026-09](https://openairdocs.org/saib/2026-09): HYDRAULIC POWER, Hydraulic Power Transfer Unit System. Issued Apr 6, 2026
- [SAIB 2025-02](https://openairdocs.org/saib/2025-02): DOORS, Main Deck Cargo Door. Issued Feb 21, 2025
- [SAIB 2025-01](https://openairdocs.org/saib/2025-01): HYDRAULIC POWER SYSTEM, Fatigue Failure of Hydraulic Flexible Hoses. Issued Jan 14, 2025
- [SAIB NM-20-07](https://openairdocs.org/saib/NM-20-07): Navigation - Glideslope System. Issued Apr 16, 2020
- [SAIB NE-19-03](https://openairdocs.org/saib/NE-19-03): Escape Slide Maintenance Tasks and Intervals - JASC 2565. Issued Feb 19, 2019
- [SAIB NM-18-33](https://openairdocs.org/saib/NM-18-33): Engine Fuel and Control. Issued Dec 17, 2018
- [SAIB NM-17-17](https://openairdocs.org/saib/NM-17-17): Oxygen System. Issued Jun 19, 2017
- [SAIB NM-17-10](https://openairdocs.org/saib/NM-17-10): Maintenance Practices. Issued Apr 13, 2017
- [SAIB NM-15-03](https://openairdocs.org/saib/NM-15-03): Flight Controls. Issued Nov 24, 2014
- [SAIB NM-10-24](https://openairdocs.org/saib/NM-10-24): Hydraulic Motors: Hydraulic Motor Generator (HMG) Inadvertent Lock-out. Issued Mar 31, 2010
- [SAIB NM-09-03](https://openairdocs.org/saib/NM-09-03): Engine Fuel and Control - Implementing Fuel Tank System Airworthiness Limitations. Issued Dec 11, 2008
- [SAIB NM-07-14](https://openairdocs.org/saib/NM-07-14): M10444 APU/Cargo Fire Control Panel (APU/CFCP). Issued Jan 3, 2007
- [SAIB NM-06-57](https://openairdocs.org/saib/NM-06-57): Reports of damage to airplanes and to property on the ground caused by blue or clear ice falling from airplanes.. Issued Jul 27, 2006

## NTSB investigations

None matched to N727TW.

## FAA accident and incident reports

None matched to N727TW.

## Service difficulty reports (190, 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 DALA2026041502396](https://openairdocs.org/sdr/DALA2026041502396), Apr 14, 2026: SLIDE. OUT OF ADJUST. 2L DOOR WILL NOT ARM. ADJUSTED SLIDE COVER/BUSTLE. SLIDE ARMS NORMALLY. OK FOR SVC. REF B757 AMM 52-11. (7983526) AIRCRAFT WAS GROUNDED
- [SDR DALA2026030401514](https://openairdocs.org/sdr/DALA2026030401514), Mar 2, 2026: COVER. DAMAGED. ESCAPE SLIDE GIRT BAR ENGAGEMENT LIGHTS , GIRT BAR COVER DAMAGED L-2 DOOR FORWARD COVER. REINSTALLED SERVICABLE GIRT BAR COVER PER SEC V: PERMANENT REPAIR PER E
- [SDR DALA2025123009521](https://openairdocs.org/sdr/DALA2025123009521), Dec 28, 2025: PROXIMITY SWITCH. FAULTED. SLIDE LIGHT INOP LOC 607. DOES NOT ILLUMINATE WHEN DOOR IS ARMED. REMOVED AND REPLACED FWD PROX SWITCH PER B757 AMM 25-66. OPS CHECK GOOD. (1372737)
- [SDR DALA2025121609170](https://openairdocs.org/sdr/DALA2025121609170), Dec 15, 2025: DOOR SILL. CORRODED. LOWER SILL, LOWER CHORD CORRODED IN MULTIPLE AREAS. AFT OF CARGO DOOR CUTOUT. BLENDED AREAS MINIMUM REMAINING THICKNESS 0.153 AND IS OUT OF LIMITS IAW SRM 53-60
- [SDR DALA2025121609169](https://openairdocs.org/sdr/DALA2025121609169), Dec 15, 2025: FRAME. CORRODED. CORROSION ON THE UPPER CHORD OF FRAME AT BS 1380, BETWEEN S28 - 27R. REPAIRED THE FRAME IAW ERA 631033-14. (1352802)
- [SDR DALA2025121609168](https://openairdocs.org/sdr/DALA2025121609168), Dec 15, 2025: FRAME. BENT. THE UPPER CHORD OF THE FRAME IS BENT & DAMAGED AT STA.1480 , S26 - 27L. REPAIRED BS 1480 FRAME BETWEEN S26-27L PER ERA 630812-14AD. (1352785)
- [SDR DALA2025121609171](https://openairdocs.org/sdr/DALA2025121609171), Dec 14, 2025: DOOR SILL. CORRODED. DTA MONITOR INSPECTION LOG REF ERA 630682-14, FUSELAGE, NR 2 CARGO DOOR, LOWER MAIN SILL, BS 1400-1420 CORRODED. REPAIRED IAW ERA 630682-14. (1351401)
- [SDR DALA2025121509146](https://openairdocs.org/sdr/DALA2025121509146), Dec 13, 2025: FRAME. CORRODED. DTA MONITOR INSPECTION LOG REF ERA 631033-14 FUSELAGE, BS 1380 FRAME, INNER CHORD RBL 23 CORRODED. REF ERA 631033-14. (1350256)
- [SDR DALA2025121509145](https://openairdocs.org/sdr/DALA2025121509145), Dec 13, 2025: FRAME. DENTED. DTA MONITOR INSPECTION LOG REF ERA 630812-14 FUSELAGE FRAME BS 1480, S26L - 27L DENTED. IAW ERA 630812-14. (1350212)
- [SDR DALA2025121509140](https://openairdocs.org/sdr/DALA2025121509140), Dec 13, 2025: TEE ANGLE. CORRODED. CORROSION ON WING TO BODY FAIRING TEE ANGLE AT BS 900, LBL 10. FWD OF PANEL 193HL. (REF. PREVIOUS REPAIR LOG PG 1416404 & ERA 583732-14) REMOVED DAMAGE ON WING 
- [SDR DALA2025121509138](https://openairdocs.org/sdr/DALA2025121509138), Dec 13, 2025: STRINGER. CORRODED. CORROSION ON THE LOWER SURFACE OF STR.11L, AT BS 450, LOCATED JUST ABOVE THE CABIN WINDOW. REPAIRED AREA OF CORROSION ON LOWER SURFACE OF STRINGER 11L BS 450 IA
- [SDR DALA2025121509144](https://openairdocs.org/sdr/DALA2025121509144), Dec 12, 2025: STRINGER. CORRODED. DTA MONITOR INSPECTION LOG REF ERA 630629-14 FUSELAGE3, STRINGER 11L & BS 447 CORRODED. REF ERA 630629-14. (1348428)
- [SDR DALA2025120808940](https://openairdocs.org/sdr/DALA2025120808940), Dec 7, 2025: SEAT TRACK. CORRODED. CABIN SEAT TRACK & FITTING IS RUSTY / CORRODED AT FS 1640 RIGHT HAND, OUT BOARD TRACK. CORRECTIVE ACTION: REPAIRED SEAT TRACK @ FS 1640 OB TRACK IAW B757-200 SR
- [SDR DALA2025120808939](https://openairdocs.org/sdr/DALA2025120808939), Dec 7, 2025: FLOOR SUPPORT. CORRODED. FLOOR SUPPORT AT STA 1510 RBL 7 IS CORRODED. BLENDED ALC FLOOR SUPPORT AT STA 1510 RBL 7 FOUND TO BE OUT OF LIMITS AT 1090 IAW B757 SRM 53-00-53-1A-1 DETAIL V. 
- [SDR DALA2025120808945](https://openairdocs.org/sdr/DALA2025120808945), Dec 7, 2025: TRANSITION PANEL. CORRODED. ALC R/H LOWER Z-TRANSITION ANGLE AND LOWER SPLICE CORRODED AT STA 1440 TO 1510 RBL 22. REMOVED & REPLACED TRANSITION PANEL AT STA 1440 - 1510 RBL 22 IAW B757 SR
- [SDR DALA2025120508892](https://openairdocs.org/sdr/DALA2025120508892), Dec 4, 2025: DOOR SILL. CORRODED. AFT CARGO LOWER SILL CHORD WEB IS CORRODED AT B STA 1440, BETWEEN S-27R AND S-28R. AFT LWR CORNER OF DOOR CUT OUT. REMOVED & REPLACED WEB AT STA 1440 BETWEEN ST
- [SDR DALA2025120208801](https://openairdocs.org/sdr/DALA2025120208801), Dec 1, 2025: FLOOR SUPPORT. CORRODED. CORROSION ON THE ALC FLOOR SUPPORT AT BS 1470, LBL11. REPAIRED CORROSION ON ALC FLOOR SUPPORT AT BS 1470 LBL 11 IAW SRM 53-00-53-2R PROCEDURE 1. (1330771)
- [SDR DALA2025120208800](https://openairdocs.org/sdr/DALA2025120208800), Dec 1, 2025: FLOOR SUPPORT. CORRODED. CORROSION ON THE LOWER SURFACE OF THE ALC FLOOR SUPPORT AT BS 1330, RBL15. REPAIRED FLOOR SUPPORT AT BS 1330, RBL 15 IAW SRM 53-00-53-WR REPAIR 1 FIG 201. JOB C
- [SDR DALA2025120208799](https://openairdocs.org/sdr/DALA2025120208799), Dec 1, 2025: FLOOR SUPPORT. CORRODED. CORROSION ON THE LOWER SURFACE OF THE ALC FLOOR SUPPORT AT BS 1330, LBL 8. REPAIRED FLOOR SUPPORT AT BS 1330 LBL8 IAW SRM 53-00-53-212 REPAIR 1 FIG 201. JOB COM
- [SDR DALA2025120208798](https://openairdocs.org/sdr/DALA2025120208798), Dec 1, 2025: FLOOR SUPPORT. CORRODED. CORROSION ON THE LOWER SURFACE OF THE ALC FLOOR SUPPORT AT BS 1330, LBL11. REPAIRED FLOOR SUPPORT AT BS 1330, LBL 11 IAW SRM 53-00-53-2R REPAIR 1 FIG 201. SEE P
- [SDR DALA2025120208797](https://openairdocs.org/sdr/DALA2025120208797), Dec 1, 2025: FLOOR SUPPORT. CORRODED. CORROSION ON THE ALC FLOOR SUPPORT AT BS 1470, RBL8. BLENDED AND CHECKED LIMITS ON ALC FLOOR SUPPORT AT BS 1470 RBL 8 FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53
- [SDR DALA2025120208796](https://openairdocs.org/sdr/DALA2025120208796), Dec 1, 2025: NUT PLATE. CORRODED. CORROSION ON THE NUTPLATES AND THE INTERCOSTAL PANAL, FOR THE FLOOR SUPPORT FOR THE ALC FLOOR, AT BS 1330, RBL11. TREATED AND PRIMED REWORK AREA IAW AMM 51-21-0
- [SDR DALA2025112608650](https://openairdocs.org/sdr/DALA2025112608650), Nov 25, 2025: SNUBBER. LEAKING. NUMBER 2L DOOR SNUBBER LEAKING. REPLACED L2 DOOR SNUBBER IAW AMM 52-11-10 SNUBBER WILL BE INSTALLED ON JOB CARD 5211-6005-2L JOB COMPLETE. (1321772)
- [SDR DALA2025112608649](https://openairdocs.org/sdr/DALA2025112608649), Nov 25, 2025: SNUBBER. LEAKING. SHIP 6813 NUMBER 4R DOOR SNUBBER LEAKING. CORRECTIVE ACTION: REPLACED R4 DOOR SNUBBER IAW B757 AMM 52-11-10 TO BE INSTALLED ON JC 186950-0800-0066 STEP 6. JOB C
- [SDR DALA2025112608652](https://openairdocs.org/sdr/DALA2025112608652), Nov 24, 2025: SNUBBER. LEAKING. SHIP 6813 NUMBER 4L DOOR SNUBBER LEAKING. CORRECTIVE ACTION: REPLACED L4 DOOR SNUBBER IAW B757 AMM 52-11-00. WILL BE INSTALLED ON JC 186950-0800-0054 STEP 6. JO
- [SDR DALA2025112608651](https://openairdocs.org/sdr/DALA2025112608651), Nov 24, 2025: SNUBBER. LEAKING. NUMBER 4L DOOR SNUBBER LEAKING. REPLACED L4 DOOR SNUBBER IAW B757 AMM 52-11-00. WILL BE INSTALLED ON JC 186950-0800-0054 STEP 6. JOB COMPLETE. (1320168)
- [SDR DALA2025110708133](https://openairdocs.org/sdr/DALA2025110708133), Oct 30, 2025: SKIN. DELAMINATED. SHIP 6813 BOTTOM OF LEFT WING LEADING EDGE JUST BEHIND SLAT DELAMINATED/ MISSING COMPOSITE. CORRECTIVE ACTION: C/W ER/A 630248-14 REV. -ORG- SEC 1 TIME LIMITED 
- [SDR DALA2025103007960](https://openairdocs.org/sdr/DALA2025103007960), Oct 29, 2025: PROCESSOR. FAULTED. DIV- TO DTW DUE TO RIGHT FUEL QUANTITY INOP WITH LEFT FUEL QUANTITY ON MEL. R & R LT & RT WING FUEL PROBES 12 EACH SIDE. R & R LT & RT MAIN FUEL TANK HARNESS'S,
- [SDR DALA2025092607012](https://openairdocs.org/sdr/DALA2025092607012), Sep 18, 2025: PROXIMITY SENSOR. FAULTED. L2 DOOR SLIDE LIGHT INOP. REMOVED AND REPLACED L2 DOOR GIRT BAR PROXIMITY SENSOR IAW AMM 25-66-11. OPS CHECKED NORMAL. (1205119)
- [SDR DALA2024121211694](https://openairdocs.org/sdr/DALA2024121211694), Dec 11, 2024: GIRT BAR. FOD. SHIP 6813 1L DOOR WILL NOT ARM. CORRECTIVE ACTION: REMOVED DEBRIS. ALL OPS SATIS PER B757 AMM 52- 11. (6940200)
- [SDR DALA2024112011098](https://openairdocs.org/sdr/DALA2024112011098), Nov 19, 2024: CONTACT. DIRTY. SHIP 6813 AFTER DISARMING SLIDE DOOR 1R SLIDE LIGHT REMAINED LIT. CORRECTIVE ACTION: CLEANED DEBRI FROM CONTACTS. VISUALLY VERIFIED GIRT BAR ENGAGEMENT & DISENG
- [SDR DALA2024111510980](https://openairdocs.org/sdr/DALA2024111510980), Nov 14, 2024: SWITCH. NO DISCREPANCY. SHIP 6813 ON CABIN WALKTHROUGH FOUND ROWS 18-26 DEF AISLE ILLUMINATION EMERGENCY LIGHTS ON AND WOULD NOT EXTINGUISH. CORRECTIVE ACTION: T/S PER B757 WDM 33-51-1
- [SDR DALA2024073107656](https://openairdocs.org/sdr/DALA2024073107656), Jul 28, 2024: INDICATOR. MALFUNCTIONED. SHIP 6813 IR DOOR SLIDE LIGHT ON WITH SLIDE NOT ARMED. CORRECTIVE ACTION: CYCLED A/C POWER, 1R DOOR SLIDE ILLUMINATES WHEN DOOR IS ARMED. (6064014)
- [SDR DALA2024073007642](https://openairdocs.org/sdr/DALA2024073007642), Jul 26, 2024: DOOR. FOD. SHIP 6813 4L DOOR WILL NOT ARM. CORRECTIVE ACTION: REMOVED DEBRIS, OPENED AND CLOSED DOOR SEVERAL TIMES. OPS CHK NML. (6064006)
- [SDR DALA2024070206701](https://openairdocs.org/sdr/DALA2024070206701), Jul 1, 2024: CONNECTOR. DISCONNECTED. SHIP 6813 ROW 33 & 35 AILSE EMERGENCY LIGHTS INOP. CORRECTIVE ACTION: FOUND LOOSE ELECTRICAL CONNECTION ON ROW 32. DISCONNECTED & RECONNECTED ELECTRICAL CONNECT
- [SDR DALA2024061906244](https://openairdocs.org/sdr/DALA2024061906244), Jun 18, 2024: D-RING. UNSECURE. SHIP 6813 L2 CABIN DOOR SLIDE "D" RING NO VISIBLE. CORRECTIVE ACTION: RESECURED L2 ENTRY DOOR SLIDE SURVIVAL KIT "D" RING PER B757 AMM 25-66-01. CKS GOOD. (5605
- [SDR DALA2024061005965](https://openairdocs.org/sdr/DALA2024061005965), Jun 7, 2024: INDICATOR. INOPERATIVE. SHIP 6813 SLIDE INDICATOR LIGHT INOP OR DAMAGED / LOCATIONS:608. CORRECTIVE ACTION: R/R NO 04 RH PASS DOOR PROX SENSORS A/B S10224/S10225 (REF B757 WDM 25-66-11
- [SDR DALA2024050304916](https://openairdocs.org/sdr/DALA2024050304916), May 2, 2024: SIGN. LOOSE. SHIP 6813 CEILING EXIT SIGN OVERHEAD 2L DOOR IS LOOSE. CORRECTIVE ACTION: SECURED CEILING EXIT LIGHT AS PER B757 AMM 33-51. (5317584)
- [SDR DALA2024030603106](https://openairdocs.org/sdr/DALA2024030603106), Mar 5, 2024: AXLE. BROKEN. SHIP 6813 AFTER SETTING THE PARKING BRAKE AT THE GATE, RAMP AGENT INFORMED US LEFT NOSE WHEEL HAS SEPERATED FROM AXLE. UPON INSPECTION, AGREE/NOTICE THE SEPERAT
- [SDR DALA2024010200064](https://openairdocs.org/sdr/DALA2024010200064), Dec 30, 2023: UNKNOWN. UNKNOWN. SHIP 6813 DOOR 1R SLIDE LIGHT REMAINED ON AFTER BEING DISARMED. CORRECTIVE ACTION: DEBRIS BY PROX SWITCH. CLEANED DEBRIS, ALL INDICATIONS NORMAL. CYCLED DOOR MU
- [SDR DALA2023122710659](https://openairdocs.org/sdr/DALA2023122710659), Dec 27, 2023: UNKNOWN. UNKNOWN. SHIP 6813 GATE CALL FOR METAL ROD FOUND AT DOOR 1L DOOR SILL. CORRECTIVE ACTION: INSPECTED GVT OF DOOR 1L SLIDE/GIRT BAR. OPERATIONAL CHECK OF ARMING DOOR 1L OK
- [SDR DALA2023121310227](https://openairdocs.org/sdr/DALA2023121310227), Dec 11, 2023: UNKNOWN. UNKNOWN. SHIP 6813 R1 SLIDE LIGHT ILLUMINATED WHEN DOOR IS DISARMED. CORRECTIVE ACTION: CYCLED ARM LEVER. SLIDE LIGHT WORKS NORMAL. (5061992)
- [SDR DALA2023120810052](https://openairdocs.org/sdr/DALA2023120810052), Dec 6, 2023: UNKNOWN. UNKNOWN. SHIP 6813 FUSELAGE / AFT CARGO FRAME / AT STA 1460 / S-25L & S-27L / EXISTING REPAIR. CORRECTIVE ACTION: REF ERA 613990-14.(0098187)
- [SDR DALA2023120810044](https://openairdocs.org/sdr/DALA2023120810044), Dec 6, 2023: UNKNOWN. UNKNOWN. SHIP 6813A.A EXISTING REPAIR WAS FOUND IN THE INSPECTION AREA STA 1460 BTW S-25L TO S-27L. CONTACT LIAISON ENGINEERING FOR REQUIRED ACTIONS FOR THE REPAIRED ARE
- [SDR DALA2023120810048](https://openairdocs.org/sdr/DALA2023120810048), Dec 5, 2023: UNKNOWN. UNKNOWN. SHIP 6813 AD - DAMAGES WERE FOUND IN RH ENG DRAG FTG CLAMP-UP HOLES AS FOLLOW: HOLE #11 CORROSION ON FITTING ALL AROUND, HOLE #12 CORROSION ON FITTING AT 11 CLO
- [SDR DALA2023120609996](https://openairdocs.org/sdr/DALA2023120609996), Dec 5, 2023: UNKNOWN. UNKNOWN. SHIP 6813 DENTS #10, #12 AND #14 THEY ARE OUT LIMITS DUE TO DISTANCE TO SPLICE FASTENER ON UPPER SKIN FROM BSTA 740 TO BSTA 879 BTW S-4RH TO S- 10RH AT FUSELAGE
- [SDR DALA2023120609995](https://openairdocs.org/sdr/DALA2023120609995), Dec 5, 2023: UNKNOWN. UNKNOWN. SHIP 6813 DENTS #11 0.762", Y=0.011", A/Y=69.509, #12 A= 0.935", Y=0.016", A/Y=57.147, #13 A=1.171", Y=0.019", A/Y=61.721, #45 A=1.055", Y=0.017", A/Y=60.622 AN
- [SDR DALA2023112809794](https://openairdocs.org/sdr/DALA2023112809794), Nov 25, 2023: UNKNOWN. UNKNOWN. SHIP 6813 DAMAGES WERE FOUND IN RH ENG DRAG FTG CLAMP-UP HOLES AS FOLLOW: HOLE #1 CORROSION ON FITTING AT 12 CLOCK POSITION, HOLE #2 CORROSION ON FITTING BETWEE
- [SDR DALA2022113007671](https://openairdocs.org/sdr/DALA2022113007671), Nov 28, 2022: LAMP. INOPERATIVE. FOUND EXTERIOR EMERGENCY LIGHT INOPERATIVE. REPLACED THE LAMP. OPS CHECKED GOOD.
- [SDR DALA2022061504201](https://openairdocs.org/sdr/DALA2022061504201), Jun 11, 2022: SPOILER. FAILED. SHIP 6813 - FCNT - DUE TO RIGHT OUTBOARD SPOILER CAUSING SIGNIFICANT ROLL TO THE RIGHT WHEN AIRBORNE. CORRECTIVE ACTION: REPLACED #12 SPOILER.

All 190: https://openairdocs.org/aircraft/N727TW/reports.md

## STCs that may be installed (OpenAirDocs) (721, first 50)

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 airframe (Boeing 757-231)

- [STC ST03438NY](https://openairdocs.org/stc/ST03438NY): Installation of Adams Rite Lavatory Equipment. Delta Engineering Corporation
- [STC ST12461IB](https://openairdocs.org/stc/ST12461IB): Installation of Cockpit Voice Recorder with optional RIPS Upgrade. Mid- Canada Mod Center
- [STC ST00885LA](https://openairdocs.org/stc/ST00885LA): Installation of fire extinguisher cartridges as replacements for Pacific Scientific fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON, LLC d/b/a MASS Systems
- [STC ST12442IB](https://openairdocs.org/stc/ST12442IB): Installation of Iridium Certus Satellite System. ALAMO ENGINEERING GmbH
- [STC ST02158SE-D](https://openairdocs.org/stc/ST02158SE-D): Installation of interior reconfiguration. B/E Aerospace, Inc. - FSI
- [STC ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies Inc
- [STC ST02215AT-D](https://openairdocs.org/stc/ST02215AT-D): Interior reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST02391AT-D](https://openairdocs.org/stc/ST02391AT-D): Installation of Collins VDL Mode 2 System. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST02623AT-D](https://openairdocs.org/stc/ST02623AT-D): Interior reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03493AT-D](https://openairdocs.org/stc/ST03493AT-D): Interior reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03848AT-D](https://openairdocs.org/stc/ST03848AT-D): Installation of a Legrest and Curtain in a Crew Rest Area. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03937AT](https://openairdocs.org/stc/ST03937AT): Installation of an Interior Reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03951AT](https://openairdocs.org/stc/ST03951AT): Interior Reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03953AT](https://openairdocs.org/stc/ST03953AT): Installation of TIMCO Aerosystems Cabin Interior Reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03989AT](https://openairdocs.org/stc/ST03989AT): Interior Reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST00952LA](https://openairdocs.org/stc/ST00952LA): Installation of Mass Systems fire extinguisher cartridges as replacements for Kidde fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON LLC d/b/a MASS Systems
- [STC ST04328NY](https://openairdocs.org/stc/ST04328NY): The Manufacture and Installation of Exterior Placards, Labels and Signs is to be performed, installed. Libellule Monde Inc
- [STC ST03875NY](https://openairdocs.org/stc/ST03875NY): Installation of interior placards, signs and markings. Libellule Monde Inc
- [STC SA7473SW](https://openairdocs.org/stc/SA7473SW): Installation of tail floodlights. The Boeing Company
- [STC ST03186NY](https://openairdocs.org/stc/ST03186NY): Installation of a Panasonic Global Communication Suite (GCS) Antenna. Delta Engineering Corporation
- [STC SA2622NM](https://openairdocs.org/stc/SA2622NM): Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101). Precise Flight Inc
- [STC ST03187NY](https://openairdocs.org/stc/ST03187NY): Installation of a Panasonic Global Communication Suite (GCS). Delta Engineering Corporation
- [STC ST04635NY](https://openairdocs.org/stc/ST04635NY): Installation of Data Transmission & Automatic Calling. APTOZ EHF
- [STC ST03562AT](https://openairdocs.org/stc/ST03562AT): Modification of Passenger Aircraft to Freighter Configuration. STE Pensacola Aerospace, Inc
- [STC ST03952AT](https://openairdocs.org/stc/ST03952AT): Modification of Passenger Aircraft to Cargo/Passenger (Combi) Configuration. STE Pensacola Aerospace, Inc
- [STC ST12026AT](https://openairdocs.org/stc/ST12026AT): Installation of Portable Emergency Locator Transmitter. Delta Flight Products LLC
- [STC SA5040NM](https://openairdocs.org/stc/SA5040NM): Installation of cargo pallet and net. Satco Inc
- [STC ST02258LA-D](https://openairdocs.org/stc/ST02258LA-D): Installation of Row 44 Wireless Broadband System Activation. Anuvu IFC Corporation
- [STC ST02904CH](https://openairdocs.org/stc/ST02904CH): Installation of Row 44 Wireless Broadband System Provisions. ANUVU OPERATIONS LLC
- [STC ST03450AT](https://openairdocs.org/stc/ST03450AT): Installation of a horse stall system. Gregory Jackson
- [STC ST00892LA](https://openairdocs.org/stc/ST00892LA): Installation of Emergency Vision Assurance System (EVAS). VisionSafe LLC
- [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC SA4203NM-D](https://openairdocs.org/stc/SA4203NM-D): Installation of one (1) galley G4A storage unit. Safran Cabin Inc
- [STC SA4210NM-D](https://openairdocs.org/stc/SA4210NM-D): Installation of one class divider. Safran Cabin Inc
- [STC SA4561NM](https://openairdocs.org/stc/SA4561NM): Installation of Driessen Galleys. Safran Cabin Inc
- [STC SA5819NM](https://openairdocs.org/stc/SA5819NM): Installation of closet and class divider. Safran Cabin Inc
- [STC SA6005NM](https://openairdocs.org/stc/SA6005NM): Installation of galleys, stowage unit, doghouses and curtain tracks. Safran Cabin Inc
- [STC ST00247LA](https://openairdocs.org/stc/ST00247LA): Installation of Closet. Safran Cabin Inc
- [STC ST00487LA](https://openairdocs.org/stc/ST00487LA): Installation of stowage bin door kit. Safran Cabin Inc
- [STC ST00657SE](https://openairdocs.org/stc/ST00657SE): Installation of ATIX2 Interior retrofit kit. Safran Cabin Inc
- [STC ST00784SE](https://openairdocs.org/stc/ST00784SE): Installation of ATIX 2 Interior retrofit kit. Safran Cabin Inc
- [STC ST00869SE](https://openairdocs.org/stc/ST00869SE): Modification to overhead stowage bins located in passenger cabin to extend bins inboard. Safran Cabin Inc
- [STC ST00955LA](https://openairdocs.org/stc/ST00955LA): Installation of bin extension assembly. Safran Cabin Inc
- [STC ST01144LA](https://openairdocs.org/stc/ST01144LA): Installation of a L/H closet p/n 501081-1. Safran Cabin Inc
- [STC ST01145LA](https://openairdocs.org/stc/ST01145LA): Installation of a R/H Divider p/n 501082-1. Safran Cabin Inc
- [STC ST01146LA](https://openairdocs.org/stc/ST01146LA): Installation of a Curtain Header p/n 501083-1. Safran Cabin Inc
- [STC ST01151LA](https://openairdocs.org/stc/ST01151LA): Installation of a closet P/N 501084-1. Safran Cabin Inc
- [STC ST01187LA](https://openairdocs.org/stc/ST01187LA): Installation of a G4A Galley. Safran Cabin Inc
- [STC ST01334LA](https://openairdocs.org/stc/ST01334LA): Installation of a reinforced cockpit door. Safran Cabin Inc

All 721: https://openairdocs.org/aircraft/N727TW/stcs.md

## Related

- Other Boeing 757-231 aircraft: https://openairdocs.org/model/boeing-757-231/aircraft.md
- The Pratt & Whitney PW2037 engine: https://openairdocs.org/engine/pratt-whitney-pw2037.md

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