# N688SL: 1991 Boeing 757-230

- Status: Valid registration
- Airframe: [Boeing 757-230](https://openairdocs.org/model/boeing-757-230) (registry code 1384952, 221 seats)
- Engine: [Pratt & Whitney PW2040](https://openairdocs.org/engine/pratt-whitney-pw2040) (registry code 52121)
- Data sheets: [TCDS A2NM](https://openairdocs.org/tcds/A2NM) (The Boeing Company), [TCDS E17NE](https://openairdocs.org/tcds/E17NE) (Pratt & Whitney) (OpenAirDocs)
- Serial number: 25140
- Year built: 1991
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, normal
- Airworthiness date: August 7, 2019
- Certificate issued: March 2, 2019
- Expires: March 31, 2029
- Mode S code: A9228A
- Registered owners: [Aero Micronesia Inc DBA](https://openairdocs.org/faa-owner/AERO%20MICRONESIA%20INC%20DBA), [Asia Pacific Airlines](https://openairdocs.org/faa-owner/ASIA%20PACIFIC%20AIRLINES)
- Location: Barrigada, GU, Guam
- Owner type: Corporation
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=688SL
- Page: https://openairdocs.org/aircraft/N688SL

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 757-230)

- [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 PW2040)

- [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/N688SL/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 N688SL.

## FAA accident and incident reports

None matched to N688SL.

## Service difficulty reports (160, 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 I5PA2026100668801](https://openairdocs.org/sdr/I5PA2026100668801), Oct 6, 2026: SMOKE DETECTOR. FAULTED. MAIN CARGO FIRE AURAL IND ON SHORT FINAL - PERFORMED CFMU BITE. FOUND MAIN CARGO SMOKE DET 1A FAULTED. R & R SMOKE DETECTOR PER AMM
- [SDR I5PA2026092368813](https://openairdocs.org/sdr/I5PA2026092368813), Sep 23, 2026: FIRE WARNING. FALSE ACTIVATION. FIRE WARNING ON FINAL WHEN APPROACH MODE WAS ARMED. PERFORMED APPLICABLE FIM, NO FAULTS FOUND. ISSUE FOUND TO BE A FALSE WARNING.
- [SDR I5PA2026092288807](https://openairdocs.org/sdr/I5PA2026092288807), Sep 22, 2026: PROBE. DAMAGED. ETOPS SIGNIFICANT REPORT, RT ENGINE EGT WENT BLANK. REPLACED RH EGT PROBE IAW AMM DUE TO FINDING ONE LOOSE STUD DURING INSPECTION.
- [SDR I5PA2026092168812](https://openairdocs.org/sdr/I5PA2026092168812), Sep 21, 2026: VALVE. FAULTY. ETOPS SIGNIFICANT REPORT, LT ENGINE PNEUMATIC HEALTH CHECK REQUIRED - PERFORMED PNEUMATIC HEALTH CHECK PER AMM, FOUND HPSOV FAULTY. REPLACED HPSOV PER AMM
- [SDR I5PA2026091768811](https://openairdocs.org/sdr/I5PA2026091768811), Sep 17, 2026: ACTUATOR. INOPERATIVE. ETOPS SIGNIFICANT REPORT - CABIN AUTO 2 SYSTEM ON MEL - REPLACED OUTFLOW VALVE ACTUATOR PER AMM
- [SDR I5PA2026091468810](https://openairdocs.org/sdr/I5PA2026091468810), Sep 14, 2026: ECU. INOPERATIVE. ETOPS SIGNIFICANT REPORT - APU FAILED TO START. REPLACED APU ECU PER AMM
- [SDR I5PA2026091468809](https://openairdocs.org/sdr/I5PA2026091468809), Sep 14, 2026: SENSOR. INOPERATIVE. ETOPS SIGNIFICANT REPORT - RIGHT PACK TEMP BITE EICAS MESSAGE. PERFORMED BITE PER AMM, FOUND COMPRESSOR OUTLET TEMP SENSOR FAULT. REPLACED TEMP SENSOR PER AMM.
- [SDR I5PA2026091168808](https://openairdocs.org/sdr/I5PA2026091168808), Sep 11, 2026: SENSOR. INOPERATIVE. ETOPS SIGNIFICANT REPORT. STANDBY PACK TEMP CONTROL UNIT BITE FAILED. REPLACED LT PACK STANDBY COMPRESSOR OUTLET SENSOR IAW APPLICABLE AMM
- [SDR I5PA2026091068807](https://openairdocs.org/sdr/I5PA2026091068807), Sep 10, 2026: REHEATER. CRACKED. ETOPS SIGNIFICANT REPORT, LT PACK REHEATER FOUND CRACKED. REPLACED LT PACK REHEATER IAW APPLICABLE AMM.
- [SDR I5PA2026091068806](https://openairdocs.org/sdr/I5PA2026091068806), Sep 10, 2026: CONTROL VALVE. INOPERATIVE. ETOPS SIGNIFICANT REPORT. LEFT PACK TEMP EICAS MESSAGE, REPLACED LT PACK TEMP CONTROL VALVE IAW APPLICABLE AMM.
- [SDR I5PA2026090968805](https://openairdocs.org/sdr/I5PA2026090968805), Sep 9, 2026: CHIP DETECTOR. MISSING. ETOPS SIGNIFICANT REPORT. RT ENGINE CHIP DETECTOR MISSING DURING INSPECTION. REPLACED RT CHIP DETECTOR IAW APPLICABLE AMM
- [SDR I5PA2026090968804](https://openairdocs.org/sdr/I5PA2026090968804), Sep 9, 2026: VALVE. INTERMITTENT. ETOPS SIGNIFICANT REPORT. APU PNEUMATIC SHUTDOWN VALVE INTERMITTENT. REPLACED APU PNEUMATIC SHUTOFF VALVE PER APPLICABLE AMM
- [SDR I5PA2026090768803](https://openairdocs.org/sdr/I5PA2026090768803), Sep 7, 2026: SWITCH. INOPERATIVE. ETOPS SIGNIFICANT REPORT. APU PNEUMATICS INOP. REPLACED APU GEN DPI SWITCH PER APPLICABLE AMM.
- [SDR I5PA2026090468801](https://openairdocs.org/sdr/I5PA2026090468801), Sep 4, 2026: SENSOR. FAULTY. ETOPS SIGNIFICANT REPORT AND EVENT. FLIGHT DECK TEMP REACHED 75 DEGREES FOR OVER AN HOUR. THE MIX MANIFOLD SENSOR WAS REPLACED. THE SUSPECTED UNSERVICEABLE MIX 
- [SDR I5PA2026090468814](https://openairdocs.org/sdr/I5PA2026090468814), Sep 4, 2026: CONTROLLER. MALFUNCTIONED. ETOPS SIGNIFICANT REPORT AND EVENT - LEFT PACK TEMP AND CABIN ALTITUDE EICAS MESSAGE. EMERGENCY DESCENT AND DIVERSION TO ROR - PERFORMED BITE CHECK OF PACK TEMP
- [SDR I5PA2026090468802](https://openairdocs.org/sdr/I5PA2026090468802), Sep 4, 2026: WARNING MESSAGE. ILLUMINATED. ETOPS SIGNIFICANT EVENT AIR RETURN. LEFT PACK TEMP, FLIGHT DECK TEMP AND CABIN ALT WARNING EICAS MESSAGES. PERFORMED BITE TEST OF PACK TEMP AND CABIN PRESSURE C
- [SDR I5PA2026090268801](https://openairdocs.org/sdr/I5PA2026090268801), Sep 4, 2026: SENSOR. FAULTED. ETOPS SIGNIFICANT REPORT AND EVENT, LT PACK TEMP AT FL 310, AIRCRAFT DIVERTED TO MNL. REPLACED LT PACK TEMP SENSOR IAW AMM.
- [SDR I5PA2026083068810](https://openairdocs.org/sdr/I5PA2026083068810), Aug 30, 2026: ADC. FAULTED. ETOPS SIGNIFICANT REPORT, CAPT AND FO AIRSPEED INDICATION INOPERATIVE. REPLACED LT AND RT AIR DATA COMPUTERS IAW AMM.
- [SDR I5PA2026083068809](https://openairdocs.org/sdr/I5PA2026083068809), Aug 30, 2026: CONTROLLER. INOPERATIVE. ETOPS SIGNIFICANT REPORT, CABIN ALT AUTO 2 STATUS MESSAGE. REPLACED CABIN PRESSURE CONTROLLER 2 IAW AMM.
- [SDR I5PA2026083068808](https://openairdocs.org/sdr/I5PA2026083068808), Aug 30, 2026: CIRCUIT CARD. INOPERATIVE. ETOPS SIGNIFICANT REPORT, LT ENGINE FIRE LOOP 1 STATUS MESSAGE. REPLACED AFOLTS NR 1 CARD IAW AMM.
- [SDR I5PA2026083068807](https://openairdocs.org/sdr/I5PA2026083068807), Aug 30, 2026: IGNITER. WORN. ETOPS SIGNIFICANT REPORT, RT ENGINE UPPER IGNITER PLUG WORN. REPLACED IGNITER PLUG IAW AMM.
- [SDR I5PA2026083068806](https://openairdocs.org/sdr/I5PA2026083068806), Aug 30, 2026: SKIN. CORRODED. CORROSION DISCOVERED ON EMPENNAGE AREA FWD OF APU. REPAIRED IAW EO APA-0046-023.
- [SDR I5PA2026083068805](https://openairdocs.org/sdr/I5PA2026083068805), Aug 30, 2026: SKIN. CORRODED. CORROSION DISCOVERED ON RT WING LOWER SKIN AND FLAP UPPER SKIN. REPAIRED THE SKIN IAW EO APA-0046-019, -020, -021, -024, & -025.
- [SDR I5PA2026083068804](https://openairdocs.org/sdr/I5PA2026083068804), Aug 30, 2026: SKIN. CORRODED. CORROSION DISCOVERED ON LT WING LOWER SKIN AND FLAP FWD SPAR. REPAIRED THE SKIN IAW EO APA-0046-017, -018 AND -035.
- [SDR I5PA2026083068803](https://openairdocs.org/sdr/I5PA2026083068803), Aug 30, 2026: SHEAR WEB. CORRODED. CORROSION DISCOVERED ON LAV FLOOR SHEAR WEB. REPAIRED THE SHEAR WEB IAW EA 26-1008, & 26-1008-SR.
- [SDR I5PA2026083068802](https://openairdocs.org/sdr/I5PA2026083068802), Aug 30, 2026: SKIN. CORRODED. CORROSION DISCOVERED ON RT HORIZONTAL STAB UPPER SKIN. REPAIRED THE STAB SKIN IAW EO APA-0046-011, -012, -013, -014, -015, & -016.
- [SDR I5PA2026083068801](https://openairdocs.org/sdr/I5PA2026083068801), Aug 30, 2026: SKIN. CORRODED. CORROSION DISCOVERED ON LT HORIZONTAL STAB UPPER SKIN. REPAIRED THE SKIN IAW EO APA-0046-001, -002, -003, -004, -005, -006, -007, -008, -009, -010, & -036.
- [SDR I5PA2026020168804](https://openairdocs.org/sdr/I5PA2026020168804), Jan 30, 2026: OUTFLOW VALVE. FAULTED. OUTFLOW REQUIRES MANUAL OPERATION TO OPEN ON THE GROUND. R & R OUTFLOW VALVE ACTUATOR IAW AMM 21-31-04.
- [SDR I5PA2026013068803](https://openairdocs.org/sdr/I5PA2026013068803), Jan 30, 2026: PILOT VALVE. FAULTED. DEFERRED RT ENG HPSOV IAW MEL 36-11-02. R & R RT ENG HIGH STAGE PILOT PER AMM 36-11-08.
- [SDR I5PA2026012768802](https://openairdocs.org/sdr/I5PA2026012768802), Jan 27, 2026: STARTER. FAULTY. APU FAULT. R & R APU STARTER IAW AMM 49-41-01. OPS CHECKED NORMAL.
- [SDR I5PA2026011988801](https://openairdocs.org/sdr/I5PA2026011988801), Jan 18, 2026: ANTI-ICE VALVE. STICKING. LEFT ENG ANTI-ICE VALVE STICKING. R & R LT ENG ANTI-ICE VALVE IAW AMM 30-21-03. OP CHECKED NORMAL.
- [SDR I5PA2025121168801](https://openairdocs.org/sdr/I5PA2025121168801), Dec 8, 2025: LANDING GEAR. MALFUNCTIONED. LEFT MAIN GEAR DID NOT RETRACT AFTER TAKEOFF. AIRCRAFT AIR RETURNED BACK TO HNL. MX PERFORMED FIM PROCEDURES WITH MULTIPLE FUNCTION CHECKS. NO DEFECTS NOTED. FU
- [SDR I5PA2025101268801](https://openairdocs.org/sdr/I5PA2025101268801), Oct 13, 2025: ECU. FAULTY. FLT: MGE820, APU FAULT, QRH PERFORMED AND RESTART OK. R & R APU ECU IAW AMM, OPS CHECK NORMAL. NO FAULTS ON ECU.
- [SDR I5PA2025092968806](https://openairdocs.org/sdr/I5PA2025092968806), Sep 29, 2025: SWITCH. INOPERATIVE. APU GENERATOR SWITCH INOPERATIVE. REPLACED APU GENERATOR SWITCH PER AMM.
- [SDR I5PA2025092568805](https://openairdocs.org/sdr/I5PA2025092568805), Sep 25, 2025: MODULE. FAULTED. APU PNEUMATICS INOP. R & R APU FLOW SENSING MODULE PER AMM. OPS CHECK NORMAL.
- [SDR I5PA2025092848804](https://openairdocs.org/sdr/I5PA2025092848804), Sep 24, 2025: APU. FAULTY. APU PNEUMATICS INOP. PERFORMED AU ECU BITE PER FIM 49-22 FT 866. P2 SENSOR HARD FAULT. R/R P2 SENSOR PER AMM, NO HELP. PERFORMED WIRING CHECK OF APU SYST. PER W
- [SDR I5PA2025091768802](https://openairdocs.org/sdr/I5PA2025091768802), Sep 17, 2025: EXCITER. INOPERATIVE. RIGHT ENGINE IGNITION SYSTEM 1 INOP. PERFORMED OPS CHECK, FOUND SYSTEM 1 EXCITER INOP. REPLACED IGNITION EXCITER PER APPLICABLE AMM.
- [SDR I5PA2025091768801](https://openairdocs.org/sdr/I5PA2025091768801), Sep 17, 2025: IGNITION LEAD. DAMAGED. RIGHT ENGINE IGNITION SYSTEM 1 INOP. PERFORMED FIM, FOUND SYSTEM 1 IGNITION LEAD DAMAGED. REPLACED IGNITION LEAD PER APPLICABLE AMM.
- [SDR I5PA2025083168804](https://openairdocs.org/sdr/I5PA2025083168804), Aug 31, 2025: TRANSMITTER. FAULTY. APU OIL QTY STATUS MSG. R & R APU OIL QTY TRANSMITTER PER AMM, OPS CHECK NORMAL.
- [SDR I5PA2025082168803](https://openairdocs.org/sdr/I5PA2025082168803), Aug 21, 2025: APU. INOPERATIVE. APU INOPERATIVE. R & R APU IAW AMM.
- [SDR I5PA2025081368802](https://openairdocs.org/sdr/I5PA2025081368802), Aug 13, 2025: SENSOR. FAULTY. FLT NO: MGE300, LEFT ENG BLEED OFF ON T/O, AIR RETURN HNL. MX PERFORMED FIM 36-10 FT 817, FOUND LH ENG PRECOOLER OUT TEMP FAULTY. R/R FAN AIR TEMP SENSOR PER AM
- [SDR I5PA2025080568801](https://openairdocs.org/sdr/I5PA2025080568801), Aug 5, 2025: WINDOW. CRACKED. FLT NR MGE 300, L1 WINDOW CRACKED FLT 340, AIR RETURN HNL. R & R L1 WINDOW IAW AMM 56-11-01. ACFT RETURN TO SERVICE.
- [SDR I5PA2025071168803](https://openairdocs.org/sdr/I5PA2025071168803), Jul 11, 2025: PILOT VALVE. FAULTED. RIGHT HS PILOT FAILED PNEUMATIC HEALTH CHECK. R & R RH HS PILOT PER AMM. PERFORMED HEALTH CHECK. OPS CHK OK.
- [SDR I5PA2025071168802](https://openairdocs.org/sdr/I5PA2025071168802), Jul 11, 2025: SHUTOFF VALVE. FAULTED. RIGHT HPSOV FAILED PNEUMATIC HEALTH CHECK. R & R RH HPSOV PER AMM. PERFORMED HEALTH CHECK. OPS CHK OK.
- [SDR I5PA2025071068801](https://openairdocs.org/sdr/I5PA2025071068801), Jul 10, 2025: ISOLATION VALVE. FAULTED. FLT NO: MGE410, BLEED ISOLATION VALVE EICAS MSG, VALVE STUCK OPEN. PERFORMED BITE FIM 36-10 FT 809. R & R ISOLATION VALVE PER 36-11-04. OPS CHECK NORMAL.
- [SDR I5PA2025062868807](https://openairdocs.org/sdr/I5PA2025062868807), Jun 28, 2025: DISPLAY. FAULTED. FLT: MGE600, F/O ATTITUDE DISPLAY BLANKED OUT DURING CLIMB OUT TO FLIGHT LEVEL. AIR RETURN BACK TO HNL. R & R F/O FLAT PANEL DISPLAY PER FDS-ICA ID-07688. OPS C
- [SDR I5PA2025062768806](https://openairdocs.org/sdr/I5PA2025062768806), Jun 27, 2025: IGNITER. FAULTED. FLT: MGE 300, ESI. APU FAULT ON TAXI IN. TROUBLESHOT PER FIM 49-11 FT 852. R & R APU IGN PLUG. OPS CHK OK.
- [SDR I5PA2025062768805](https://openairdocs.org/sdr/I5PA2025062768805), Jun 27, 2025: EXCITER. FAULTY. FLT: MGE 300, ESI. APU FAULT ON TAXI IN. TROUBLESHOT PER FIM 49-11 FT 852. R/R APU IGN EXCITER. OPS CHK OK.
- [SDR I5PA2025061768804](https://openairdocs.org/sdr/I5PA2025061768804), Jun 17, 2025: CONVERTER. FAULTED. LEFT ENG EPR FLUX ON CLIMB. R/R LH ENG 14TH STAGE BLEED CONVERTER PER AMM. OPS CHECK NORMAL PER AMM.
- [SDR I5PA2025061368803](https://openairdocs.org/sdr/I5PA2025061368803), Jun 13, 2025: PILOT VALVE. FAULTY. LEFT ENG BLEED VAL ON EICAS W/ ENG ANTI ICE ON DURING CLIMB. PERFORMED PNEUMATIC HEALTH CHECK PER AMM. HS PILOT FAILED TEST. R/R HS PILOT PER AMM. OPS CHECK OK.

All 160: https://openairdocs.org/aircraft/N688SL/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 757-230)

- [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/N688SL/stcs.md

## Related

- Other Boeing 757-230 aircraft: https://openairdocs.org/model/boeing-757-230/aircraft.md
- The Pratt & Whitney PW2040 engine: https://openairdocs.org/engine/pratt-whitney-pw2040.md

---
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