# Boeing 737-448

- Type: Aircraft model (FAA registry)
- Registry code: 13844BU
- Manufacturer (registry): BOEING
- Model: 737-448
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-fan
- Seats: 149
- Weight class: 20,000 lb and over
- Certification: Type certificated
- Data sheet: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (OpenAirDocs)
- Holder: The Boeing Company
- Registered aircraft: 0
- Page: https://openairdocs.org/model/boeing-737-448

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 2026-13-13](https://openairdocs.org/ad/2026-13-13): Navigation · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 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 2026-09-12](https://openairdocs.org/ad/2026-09-12): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jun 17, 2026
- [AD 2025-02-02](https://openairdocs.org/ad/2025-02-02): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Mar 17, 2025
- [AD 2024-23-03](https://openairdocs.org/ad/2024-23-03): Flight controls · Boeing 737-300 Series and 737-400 Series. Effective Jan 6, 2025
- [AD 2024-18-08](https://openairdocs.org/ad/2024-18-08): Equipment/furnishings · Boeing 737-300 Series, 737-400 Series and 737-800 Series. Effective Nov 15, 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 2023-12-13](https://openairdocs.org/ad/2023-12-13): Navigation · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 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 2022-25-15](https://openairdocs.org/ad/2022-25-15): Wings · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jan 26, 2023
- [AD 2022-24-09](https://openairdocs.org/ad/2022-24-09): Air conditioning · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 12 more. Effective Jan 26, 2023
- [AD 2022-21-05](https://openairdocs.org/ad/2022-21-05): Auto flight · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Nov 10, 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 2021-26-03](https://openairdocs.org/ad/2021-26-03): Fuselage · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Feb 22, 2022
- [AD 2021-25-05](https://openairdocs.org/ad/2021-25-05): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Feb 22, 2022
- [AD 2021-10-11](https://openairdocs.org/ad/2021-10-11): Wings · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jul 29, 2021
- [AD 2021-08-14](https://openairdocs.org/ad/2021-08-14): Auto flight · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Jun 2, 2021
- [AD 2021-08-12](https://openairdocs.org/ad/2021-08-12): Wings · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective May 28, 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 2020-26-09](https://openairdocs.org/ad/2020-26-09): Wings · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jan 27, 2021
- [AD 2020-26-04](https://openairdocs.org/ad/2020-26-04): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jan 25, 2021
- [AD 2020-21-02](https://openairdocs.org/ad/2020-21-02): Fire protection · Airbus Canada Limited Partnership BD-500-1A10, BD-500-1A11, A330-201 and 45 more. Effective Nov 19, 2020
- [AD 2020-17-04](https://openairdocs.org/ad/2020-17-04): Equipment/furnishings · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Sep 29, 2020
- [AD 2020-14-03](https://openairdocs.org/ad/2020-14-03): Wings · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Aug 27, 2020
- [AD 2020-16-51](https://openairdocs.org/ad/2020-16-51): Pneumatic · Boeing 737-300 Series, 737-400 Series, 737-500 Series and 6 more. Effective Aug 26, 2020
- [AD 2020-02-16](https://openairdocs.org/ad/2020-02-16): Fuselage · Boeing 737-200 Series, 737-200C Series, 737-300 Series and 2 more. Effective Mar 18, 2020
- [AD 2019-23-16](https://openairdocs.org/ad/2019-23-16): Wings · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Feb 3, 2020
- [AD 2019-25-55](https://openairdocs.org/ad/2019-25-55): Equipment/ Furnishings · Boeing 737-300 Series, 737-400 Series and 737-700 Series with STC ST01566LA or 2 others. Effective Jan 21, 2020
- [AD 2019-23-14](https://openairdocs.org/ad/2019-23-14): Nitrogen Generation System · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jan 21, 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 2019-23-12](https://openairdocs.org/ad/2019-23-12): Wings · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Jan 13, 2020
- [AD 2019-16-12](https://openairdocs.org/ad/2019-16-12): Wings · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Oct 9, 2019
- [AD 2019-15-07](https://openairdocs.org/ad/2019-15-07): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Sep 19, 2019
- [AD 2019-14-15](https://openairdocs.org/ad/2019-14-15): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Sep 19, 2019
- [AD 2019-14-02](https://openairdocs.org/ad/2019-14-02): Hydraulic power · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 11 more. Effective Aug 27, 2019
- [AD 2019-13-02](https://openairdocs.org/ad/2019-13-02): Fuselage · Boeing 737-200 Series, 737-200C Series, 737-300 Series and 2 more. Effective Aug 23, 2019
- [AD 2019-10-03](https://openairdocs.org/ad/2019-10-03): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jul 11, 2019
- [AD 2019-09-01](https://openairdocs.org/ad/2019-09-01): Ice and rain protection · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jun 26, 2019
- [AD 2019-08-03](https://openairdocs.org/ad/2019-08-03): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jun 17, 2019
- [AD 2019-08-02](https://openairdocs.org/ad/2019-08-02): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jun 13, 2019
- [AD 2019-03-24](https://openairdocs.org/ad/2019-03-24): Fuselage · Boeing 737-400 Series. Effective Apr 8, 2019
- [AD 2019-01-06](https://openairdocs.org/ad/2019-01-06): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Mar 19, 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 2018-21-08](https://openairdocs.org/ad/2018-21-08): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Nov 20, 2018
- [AD 2018-19-20](https://openairdocs.org/ad/2018-19-20): Fuselage · Boeing 737-200 Series, 737-300 Series, 737-400 Series and 1 more. Effective Oct 31, 2018
- [AD 2018-18-13](https://openairdocs.org/ad/2018-18-13): Wings · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Oct 18, 2018
- [AD 2018-18-03](https://openairdocs.org/ad/2018-18-03): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Oct 15, 2018
- [AD 2018-17-23](https://openairdocs.org/ad/2018-17-23): Fueslage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Oct 4, 2018
- [AD 2018-16-09](https://openairdocs.org/ad/2018-16-09): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Sep 10, 2018
- [AD 2018-12-05](https://openairdocs.org/ad/2018-12-05): Wings · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jul 13, 2018

Historical (superseded or no longer in force):

- [AD 2022-05-04](https://openairdocs.org/ad/2022-05-04) (historical): Navigation · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 more. Effective Feb 24, 2022
- [AD 2021-14-20](https://openairdocs.org/ad/2021-14-20) (historical): Cabin Altitude Pressure Switches · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 12 more. Effective Jul 20, 2021
- [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 2019-03-06](https://openairdocs.org/ad/2019-03-06) (historical): Equipment/furnishings · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Mar 29, 2019
- [AD 2017-25-12](https://openairdocs.org/ad/2017-25-12) (historical): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jan 22, 2018
- [AD 2017-23-02](https://openairdocs.org/ad/2017-23-02) (historical): Fuselage · Boeing 737-200 Series, 737-200C Series, 737-300 Series and 2 more. Effective Dec 20, 2017
- [AD 2016-13-10](https://openairdocs.org/ad/2016-13-10) (historical): Fuselage · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Aug 9, 2016
- [AD 2015-16-01](https://openairdocs.org/ad/2015-16-01) (historical): Air Conditioning · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 more. Effective Sep 15, 2015
- [AD 2014-03-06](https://openairdocs.org/ad/2014-03-06) (historical): Wings · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Apr 9, 2014
- [AD 2014-05-02](https://openairdocs.org/ad/2014-05-02) (historical): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Apr 8, 2014
- [AD 2013-24-13](https://openairdocs.org/ad/2013-24-13) (historical): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 8 more. Effective Jan 7, 2014
- [AD 2013-18-08](https://openairdocs.org/ad/2013-18-08) (historical): JASC Code 53, Fuselage · Boeing 737-200 Series, 737-200C Series, 737-300 Series and 2 more. Effective Nov 6, 2013
- [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 2012-19-11](https://openairdocs.org/ad/2012-19-11) (historical): Air Conditioning · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 more. Effective Nov 7, 2012
- [AD 2012-18-13](https://openairdocs.org/ad/2012-18-13) (historical): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Oct 24, 2012
- [AD 2012-12-05](https://openairdocs.org/ad/2012-12-05) (historical): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jul 23, 2012
- [AD 2012-12-04](https://openairdocs.org/ad/2012-12-04) (historical): Fuselage · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Jul 23, 2012
- [AD 2011-23-05](https://openairdocs.org/ad/2011-23-05) (historical): Fuselage · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Nov 16, 2011
- [AD 2011-08-51](https://openairdocs.org/ad/2011-08-51) (historical): Fuselage · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Jun 2, 2011
- [AD 2010-25-06](https://openairdocs.org/ad/2010-25-06) (historical): Fuselage · Boeing 737-200 Series, 737-300 Series, 737-400 Series and 1 more. Effective Feb 1, 2011
- [AD 2010-15-08](https://openairdocs.org/ad/2010-15-08) (historical): Wings · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Aug 31, 2010
- [AD 2010-01-09](https://openairdocs.org/ad/2010-01-09) (historical): Fuselage · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Feb 16, 2010
- [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 2009-23-10](https://openairdocs.org/ad/2009-23-10) (historical): Wings · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Nov 24, 2009
- [AD 2009-21-01](https://openairdocs.org/ad/2009-21-01) (historical): Fuselage · Boeing 737-300 Series and 737-400 Series. Effective Nov 17, 2009
- [AD 2009-02-06 R1](https://openairdocs.org/ad/2009-02-06-R1) (historical): Fuselage · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Sep 23, 2009
- [AD 2009-16-14](https://openairdocs.org/ad/2009-16-14) (historical): Forward entry door · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Sep 9, 2009
- [AD 2009-02-06](https://openairdocs.org/ad/2009-02-06) (historical): Fuselage frame and frame reinforcement · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Apr 15, 2009
- [AD 2008-13-12 R1](https://openairdocs.org/ad/2008-13-12-R1) (historical): Upper frame to side frame splice of the fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Dec 1, 2008
- [AD 2008-21-03](https://openairdocs.org/ad/2008-21-03) (historical): Nacelle strut · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Nov 13, 2008
- [AD 2008-19-03](https://openairdocs.org/ad/2008-19-03) (historical): Fuselage skin · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Oct 16, 2008
- [AD 2008-17-03](https://openairdocs.org/ad/2008-17-03) (historical): Body station frame · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Sep 23, 2008
- [AD 2008-13-12](https://openairdocs.org/ad/2008-13-12) (historical): Upper frame to side frame splice of the fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Aug 12, 2008
- [AD 2008-15-05](https://openairdocs.org/ad/2008-15-05) (historical): Carriage spindles · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Aug 5, 2008
- [AD 2008-11-04](https://openairdocs.org/ad/2008-11-04) (historical): Upper and lower hinge cutouts · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jun 25, 2008
- [AD 2008-10-09](https://openairdocs.org/ad/2008-10-09) (historical): FAA-approved maintenance program · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jun 12, 2008
- [AD 2008-06-24](https://openairdocs.org/ad/2008-06-24) (historical): Oxygen masks · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Apr 23, 2008
- [AD 2008-06-29](https://openairdocs.org/ad/2008-06-29) (historical): Slat track housing · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Apr 8, 2008
- [AD 2008-05-06](https://openairdocs.org/ad/2008-05-06) (historical): Longitudinal floor beam web · Boeing 737-100 Series, 737-200 Series, 737-300 Series and 2 more. Effective Apr 8, 2008
- [AD 2007-26-04](https://openairdocs.org/ad/2007-26-04) (historical): Forward fastener row · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jan 22, 2008
- [AD 2007-11-07](https://openairdocs.org/ad/2007-11-07) (historical): Fuel boost pump · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Jun 6, 2007
- [AD 2006-07-12](https://openairdocs.org/ad/2006-07-12) (historical): Fuselage skin at certain lap joints · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective May 5, 2006
- [AD 2005-20-03](https://openairdocs.org/ad/2005-20-03) (historical): Intercostal webs, attachment clips, and stringer splice channels · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 2 more. Effective Nov 1, 2005
- [AD 2005-20-01](https://openairdocs.org/ad/2005-20-01) (historical): Stiffeners at left buttock line (LBL) and right buttock line (RBL) · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Nov 1, 2005
- [AD 2005-13-27](https://openairdocs.org/ad/2005-13-27) (historical): Fuselage skin · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Aug 1, 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 2005-07-12](https://openairdocs.org/ad/2005-07-12) (historical): Doorstop intercostal strap · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective May 12, 2005
- [AD 2004-22-05](https://openairdocs.org/ad/2004-22-05) (historical): Dorsal fin assembly · Boeing 737-300 Series, 737-400 Series and 737-500 Series. Effective Nov 12, 2004
- [AD 2004-18-06](https://openairdocs.org/ad/2004-18-06) (historical): Upper and lower skin panels of the fuselage · Boeing 737-200 Series, 737-200C Series, 737-300 Series and 2 more. Effective Oct 13, 2004
- [AD 2004-03-34](https://openairdocs.org/ad/2004-03-34) (historical): Door mounted escape slides · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 3 more. Effective Mar 24, 2004

All 486: https://openairdocs.org/model/boeing-737-448/ads.md

## Information bulletins (advisory) (17)

- [SAIB 2026-18](https://openairdocs.org/saib/2026-18): NOSE/TAIL LANDING GEAR, Installation of AeroControlex STC ST01255CH may allow water to leak and freeze on the nose wheel steering cables and prevent pilot from steering. Issued Oct 23, 2026
- [SAIB 2026-01](https://openairdocs.org/saib/2026-01): PITOT/STATIC ANTI-ICE SYSTEM. Issued Jan 8, 2026
- [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-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-17-06](https://openairdocs.org/saib/NM-17-06): Fuselage: Chem-Mill Skin Panels. Issued Jan 4, 2017
- [SAIB NM-15-03](https://openairdocs.org/saib/NM-15-03): Flight Controls. Issued Nov 24, 2014
- [SAIB NM-15-02](https://openairdocs.org/saib/NM-15-02): Cabin Equipment/Furnishings. Issued Nov 6, 2014
- [SAIB NM-12-11](https://openairdocs.org/saib/NM-12-11): Equipment/Furnishings: Buffet/Galleys. Issued Jan 10, 2012
- [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-08-43](https://openairdocs.org/saib/NM-08-43): Cabin Equipment/Furnishings - Seats. Issued Sep 3, 2008
- [SAIB NM-08-24](https://openairdocs.org/saib/NM-08-24): Water/Waste: Freezing Potable Water Lines. Issued May 22, 2008
- [SAIB NM-07-47](https://openairdocs.org/saib/NM-07-47): Boeing Model 737 Series Forward Airstairs. Issued Sep 6, 2007
- [SAIB NM-07-36](https://openairdocs.org/saib/NM-07-36): Grounding plate and bonding jumper to improve electrical bonds between pitot probes and airplane structure. Issued Jun 8, 2007
- [SAIB NM-07-12](https://openairdocs.org/saib/NM-07-12): Wire bundle W138 and add protection sleeves to the wire bundles for the equipment cooling blowers. Issued Nov 27, 2006
- [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
- [SAIB NM-06-56](https://openairdocs.org/saib/NM-06-56): . Issued Jul 19, 2006

## Registered aircraft

None registered with this model now.

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (51, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR XV6A2015031100002](https://openairdocs.org/sdr/XV6A2015031100002), Mar 9, 2015: REPAIR. UNKNOWN. REF TECH W/O 1502527. R & R EXISTING REPAIR AT BS 727G IAW DWG 53-15046. EXISTING CATEGORY "C" REPAIR TIME LIMITED REPLACED BY CATEGORY "B" REPAIR.
- [SDR 7AHR201405307372](https://openairdocs.org/sdr/7AHR201405307372), May 30, 2014: SKIN. CORRODED. RT WING UPPER SKIN AT FRONT SPAR BETWEEN WS475 & WS531 HAS CORROSION. REPAIRED IAW DWG 57-13172-1.
- [SDR 7AHR201405307369](https://openairdocs.org/sdr/7AHR201405307369), May 30, 2014: SKIN. CORRODED. RIGHT WING UPPER SKIN HAS CORRROSION BETWEEN WS479 & WS505 AT S-11. REPAIRED IAW DWG 57-13169-1.
- [SDR 7AHR201405307374](https://openairdocs.org/sdr/7AHR201405307374), May 30, 2014: SKIN. CORRODED. RIGHT WING UPPER SKIN AT REAR SPAR AREA HAS CORROSION BETWEEN WS315 & WS370. REPAIRED IAW DWG 57-13174-1.
- [SDR 7AHR201405307373](https://openairdocs.org/sdr/7AHR201405307373), May 30, 2014: SKIN. CORRODED. RIGHT WING UPPER SKIN HAS CORROSION AT FRONT SPAR BETWEEN WS315 & WS375. REPAIRED IAW DWG 57-13173-1.
- [SDR 7AHR201405307392](https://openairdocs.org/sdr/7AHR201405307392), May 30, 2014: SKIN. DAMAGED. RT WING UPPER SKIN BLENDOUTS BETWEEN WS270 & WS583.
- [SDR 7AHR201405302121](https://openairdocs.org/sdr/7AHR201405302121), May 30, 2014: SKIN. DAMAGED. AT STRINGER 21 RT BS 360 - 400 EXTERIOR FUSELAGE HAS LARGE CREASE SHOWING IMPRESSION OF FRAME & STRINGER. AREAS WERE FOUND TO BE OUT OF LIMITS IAW SRM 51-00-01.
- [SDR 7AHR201405302150](https://openairdocs.org/sdr/7AHR201405302150), May 30, 2014: STRUCTURE. CORRODED. CORROSION ON VERTICAL STABILIZER ABOVE RUDDER BALANCE WEIGHT. REMOVED CORROSION AND INSTALLED REPAIR IAW SRM 51-70-12 & 51-40-02.
- [SDR 7AHR201405202163](https://openairdocs.org/sdr/7AHR201405202163), May 20, 2014: SKIN. CORRODED. CORROSION LT WING SKIN AREA BETWEEN WS 150 & WS558. REMOVED CORROSION AND SENT MEASURMENTS TO FLIGHT VEHICLE CONSULTING FOR EVALUATION. BLENDED AREAS WERE FOUND
- [SDR 7AHR201405202311](https://openairdocs.org/sdr/7AHR201405202311), May 20, 2014: SPAR. CORRODED. CORROSION FOUND ON VERTICAL STAB REAR SPAR STA 219RH SIDE REAR SPAR CHORD. REPAIR WAS ACCOMPLISHED IAW FLIGHT VEHICLE CONSULTING DWG 57-13176-1 WITH 8110-3 APPR
- [SDR 7AHR201405302368](https://openairdocs.org/sdr/7AHR201405302368), Apr 23, 2014: WINDOW FRAME. CORRODED. EVIDENCE OF CORROSION RT SIDE PILOTS WINDOW FRAME. FLIGHT DECK CENTER WINDOW POST. R & R BY TEAM REF RELEASE VEG-RE-1302158.
- [SDR XV6A2013042700004](https://openairdocs.org/sdr/XV6A2013042700004), Apr 27, 2013: ENGINE. BIRD INGESTION. BIRD STRIKE NR 1 ENGINE, VIBRATION AT 3.8 FOR 1 MINUTE REDUCE TO BELOW 3.0 FOR THE REST OF FLIGHT. OTHER INDICATIONS NORMAL. ENGINE INSPECTED AND FOUND DAMAGE T
- [SDR XV6A2013022700005](https://openairdocs.org/sdr/XV6A2013022700005), Feb 27, 2013: SKIN. CRACKED. DURING AN INSPECTION, FOUR CRACKS WERE FOUND IN FUSELAGE SKIN BS 727E & 727F AND BETWEEN STRINGERS 25-26L. INSTALLED REPAIR IAW SRM 53-00-00, REPAIR 31 DETAIL X
- [SDR 2013F00073](https://openairdocs.org/sdr/2013F00073), Feb 27, 2013: SKIN. CRACKED. LT LOWER FUSELAGE SKIN BETWEEN FS 727C-727F WITH THREE NEW CRACKS ON SKIN.
- [SDR XV6A2012081200007](https://openairdocs.org/sdr/XV6A2012081200007), Aug 12, 2012: SENSOR. FAILED. NR 2 ENGINE OVERTEMPED AT 938FT ON TAKEOFF FOR APPROX 1 SECOND. PERFORMED VISUAL INSPECTION OF THE INLET AND EXHAUST AREA FOR FOD AND SIGNS OF DAMAGE. NO DAMAGE
- [SDR XV6A2012070200006](https://openairdocs.org/sdr/XV6A2012070200006), Jul 2, 2012: UNKNOWN. ODOR. ODOR OF CHEMICALS OBSERVED IN CABIN AFTER T/O. INSPECTED BOTH LEFT AND RIGHT ACM AND THE BAY IAW B737 AMM 21-51-00. NO DEFECT FOUND. INSPECTED EQUIP COOLING SYS
- [SDR XV6A2012041200002](https://openairdocs.org/sdr/XV6A2012041200002), Apr 12, 2012: GUIDE VANE. BURNED. AIR TURNBACK. NR 1 ENGINE EGT STARTED TO EXCEED 900'C ON TAKEOFF ROLL. PULLED THRUST LEVER BACK DURING CLIMB TO PREVENT EXCEEDING MAX CONTINUOUS EGT. ALSO, NR 1
- [SDR ABXR2011111000051](https://openairdocs.org/sdr/ABXR2011111000051), Nov 10, 2011: SKIN. CORRODED. LOWER SKIN OF EXHAUST GATE CORRODED AT OUTBD EDGE. REMOVED FASTENERS AND REPLACED IAW B737 SRM 51-40-02 AND AMES PROCESS STANDARDS MANUAL CH 07 SECT 03 REV 09 D
- [SDR TIPR20090024](https://openairdocs.org/sdr/TIPR20090024), Oct 4, 2009: FLOORBEAM. CORRODED. FS 947.50 FLOORBEAM UPPER TEE RBL 70.53 TO LBL 70.53. REPAIRED IAW REO-G12924 REV B DATE 09/23/2009.
- [SDR TIPR20090023](https://openairdocs.org/sdr/TIPR20090023), Oct 4, 2009: BEAR STRAP. CORRODED. FS 344 STR 9L TO 11L AND STR 12L TO 15L- FWD ENTRY DOOR BEARSTRAP CORRODED. REPAIRED IAW REO-G12967 REV E DATE 10/3/2009. MAJOR REPAIR.
- [SDR XV6A2009040800003](https://openairdocs.org/sdr/XV6A2009040800003), Apr 8, 2009: BATTERY. DISCHARGED. OVERHEAD BIN EMERGENCY LIGHTS INOP AT 18-L, 12-L, AND 10-R SEAT LOCATIONS. CHARGED EMERGENCY LIGHT SYSTEM BATTERIES IAW AMM 33-51-02.
- [SDR XV6A2009040800002](https://openairdocs.org/sdr/XV6A2009040800002), Apr 8, 2009: BATTERY. DISCHARGED. FLOOR LEVEL RT OVERWING EXIT IDENTIFIER LIGHT INOP. CHARGED EMERGENCY LIGHT SYSTEM BATTERIES IAW AMM 33-51-02.
- [SDR XV6A2009040600007](https://openairdocs.org/sdr/XV6A2009040600007), Apr 4, 2009: LIGHT. INOPERATIVE. EMERGENCY LIGHTS INOP AROUND ROW 19.
- [SDR XV6A2009032000006](https://openairdocs.org/sdr/XV6A2009032000006), Mar 19, 2009: BATTERY PACK. DISCHARGED. LEFT OVERWING EMERGENCY LIGHTS INOP. REPLACED BATTERY PACK IAW BOEING 737-400 AMM 33-51-51.
- [SDR XV6A2009031200004](https://openairdocs.org/sdr/XV6A2009031200004), Mar 11, 2009: BATTERY. DISCHARGED. R1 MAIN DOOR EMERGENCY LIGHT INOP.
- [SDR 2008FA0000538](https://openairdocs.org/sdr/2008FA0000538), Jul 30, 2008: SPAR. CORRODED. DURING SCHEDULED INSP, FOUND CORROSION ON LT IB MID FLAP, MID SPAR UPPER CHORD. (K)
- [SDR 2008FA0000514](https://openairdocs.org/sdr/2008FA0000514), Jul 30, 2008: SPAR. CORRODED. DURING SCHEDULED INSP, FOUND CORROSION ON LT IB MID FLAP, MID SPAR UPPER CHORD. (K)
- [SDR 2008FA0000513](https://openairdocs.org/sdr/2008FA0000513), Jul 30, 2008: SPAR. CORRODED. DURING SCHEDULED INSPECTION, FOUND CORROSION ON LT IB MID FLAP, MID SPAR UPPER CHORD. (K)
- [SDR 2008FA0000474](https://openairdocs.org/sdr/2008FA0000474), Jul 9, 2008: SKIN. DENTED. DURING SCHEDULED INSPECTION, FOUND NUMEROUS DENT ON AFT CARGO EXT DOOR SKIN. S/O 312001, OPS 24422. (K)
- [SDR 2008FA0000475](https://openairdocs.org/sdr/2008FA0000475), Jun 27, 2008: FLOORBEAM. CORRODED. DURING SCHEDULED INSPECTION, FOUND CORROSION ON UNDERSIDE OF "T" CAP REPLACEMENT 986.5 AROUND ATTACH HOLES BL 29R TO BL 29L, NUMEROUS HOLES. (K)
- [SDR 2008FA0000393](https://openairdocs.org/sdr/2008FA0000393), Jun 13, 2008: FRAME. DAMAGED. (REF DU4R2008217) DURING SCHEDULED INSPECTION, FOUND DOUBLE-DRILLED HOLE ON MAIN FRAME UPPER CAP AT BS 986.5 AT FLOOR LEVEL RT. (K)
- [SDR 2008FA0000392](https://openairdocs.org/sdr/2008FA0000392), Jun 13, 2008: FLOOR SUPPORT. CORRODED. (REF DU4R2008216) DURING SCHEDULED INSPECTION, FOUND CORROSION ON UPPER SURFACE OF FLOOR SUPPORT BEAM BS 328, RBL-16 TO RBL-60. S/O NR 312001, OPS NR 24738. (K)
- [SDR 2008FA0000390](https://openairdocs.org/sdr/2008FA0000390), Jun 10, 2008: CARGO TRACK. CORRODED. DURING SCHEDULED INSPECTION, FOUND CORROSION IN THE AFT CARGO COMPARTMENT LT TIE DOWN TRACK LBL 17.20 FROM STA 727B - STA 727E. PARTICULARLY IN FASTENER HOLE UP
- [SDR 2008FA0000389](https://openairdocs.org/sdr/2008FA0000389), Jun 10, 2008: SKIN. DENTED. (REF DU4R2008214) DURING SCHEDULED INSPECTION, FOUND DENT ON LWR RT LOWER AFT FUSELAGE BS 887 S-19R. (K)
- [SDR 2008FA0000388](https://openairdocs.org/sdr/2008FA0000388), Jun 10, 2008: DOOR FRAME. CRACKED. (REF DU4R2008213) DURING SCHEDULED INSPECTION, FOUND 1 INCH LONG CRACK ON FWD CARGO DOOR CUT-OUT AFT FRAME INNER CHORD RADIUS. (K)
- [SDR 2008FA0000387](https://openairdocs.org/sdr/2008FA0000387), Jun 10, 2008: ATTACH ANGLE. CORRODED. (REF DU4R2008212) DURING SCHEDULED INSPECTION, FOUND CORROSION IN AFT LOWER CARGO COMPARTMENT AT STA 727A ATTACH ANGLE GBGETWEEN S-27R AND S-26R. (K)
- [SDR DU4R2008211](https://openairdocs.org/sdr/DU4R2008211), Jun 2, 2008: FRAME. DRILLED. DOUBLED DRILLED HOLE IN FUSELAGE FRAME AT BS 986L.5 AT WL 208.
- [SDR DU4R2008210](https://openairdocs.org/sdr/DU4R2008210), Jun 2, 2008: SKIN. DENTED. DENT ON FUSELAGE SKIN AFT BS 910 AT S-21R.
- [SDR DU4R2008209](https://openairdocs.org/sdr/DU4R2008209), Jun 2, 2008: SKIN. DENTED. DENT ON FUSELAGE SKIN AFT BS 947 AT S-23R.
- [SDR DU4R2008208](https://openairdocs.org/sdr/DU4R2008208), May 21, 2008: SUPPORT. GOUGED. S/O NR312001 NR 24376, NR1 ENGINE PYLON FAN COWL SUPPORT UPPER CHORD FWD HORIZ END FLANGE NAC 166-175 APPROX IS GOUGED.
- [SDR DU4R2008207](https://openairdocs.org/sdr/DU4R2008207), May 18, 2008: STRINGER CLIP. CRACKED. S/O 312001 OPS NR 24792 - CABIN BS 400 STR. 2L HAS CRACKED STRINGER CLIP.
- [SDR DU4R2008203](https://openairdocs.org/sdr/DU4R2008203), May 11, 2008: FLOORBEAM. CORRODED. S/O 312001 N/R 28019, CORROSION AT CABIN FLOORBEAM UPPER CHORD UPPER SURFACE BS 360 LBL 15 TO RBL 15 W/L 201.
- [SDR DU4R2008198](https://openairdocs.org/sdr/DU4R2008198), May 5, 2008: FRAME. CRACKED. S/O 312001 OPS NR 27955 - FLIGHT COMPARTMENT HAS CRACK AT SHEAR WEB FRAME BS 188 - 196 LT FLOOR LEVEL (CRACK EMANATING AT EDGE CUT OUT).
- [SDR DU4R2008197](https://openairdocs.org/sdr/DU4R2008197), May 5, 2008: FRAME. CRACKED. S/O 312001 OPS NR27954 - FLIGHT COMPARTMENT HAS CRACK AT MAIN FRAME BS 188 - 196 LT FLOOR LEVEL (CRACK AT RADIUS) OB CHORD W/L 208.
- [SDR DU4R2008196](https://openairdocs.org/sdr/DU4R2008196), May 5, 2008: SHEAR WEB. CRACKED. S/O 312001 OPS NR24728, FLIGHT COMPARTMENT CRACK AT SHEAR WEB BETWEEN SBS 188 - 196 RT FLOOR LEVEL (CRACK EMANATING AT EDGE CUT OUT).
- [SDR DU4R2008195](https://openairdocs.org/sdr/DU4R2008195), May 5, 2008: FRAME. CRACKED. S/O 312001 OPS NR 24727 - CRACK AT MAIN FRAME OB CHORD STA. 188 RT SIDE FLOOR LEVEL (CRACK IN RADIUS).
- [SDR DU4R2008193](https://openairdocs.org/sdr/DU4R2008193), May 5, 2008: SKIN. DENTED. S/O 312001 OPS NR 24422 - AFT CARGO EXT DOOR SKIN HAS OUT OF LIMIT DENTS BETWEEN 2 EA EXISTING REPAIRS.
- [SDR DU4R2008194](https://openairdocs.org/sdr/DU4R2008194), May 5, 2008: STRUCTURE. CORRODED. S/O 312001 OPS NR 24701, CORROSION OUT OF LIMITS ON L-1 DOOR LOWER INNER CHORD AT BS 328, LBL 58 TO LBL 60.
- [SDR DU4R2008201](https://openairdocs.org/sdr/DU4R2008201), May 2, 2008: FLOORBEAM. CORRODED. S/O 312001 N/R 24738 - CORROSION ON UPPER SURFACE OF FLOOR SUPPORT BEAM BS 328 RBL 16 - RBL 60.
- [SDR DU4R2008200](https://openairdocs.org/sdr/DU4R2008200), May 2, 2008: FLOORBEAM. CORRODED. S/O 312001 N/R 24703 - CORROSION ON TOP OF FLOORBOARD IN GOUGE BS 312 LBL 52 TO LBL 8, AND NUMEROUS PLACES AT RBL 0 TO RBL-54.

All 51: https://openairdocs.org/model/boeing-737-448/reports.md

## STCs that may be installed (OpenAirDocs) (530, first 50)

Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC ST03438NY](https://openairdocs.org/stc/ST03438NY): Installation of Adams Rite Lavatory Equipment. Delta Engineering Corporation
- [STC ST02269NY](https://openairdocs.org/stc/ST02269NY): Installation of Self Illuminating Floor Path Marking System. Lufthansa Technik AG
- [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 ST12443LA](https://openairdocs.org/stc/ST12443LA): Installation of Teledyne Controls Edge Computing Platform (ECP). Teledyne Controls, LLC
- [STC ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies Inc
- [STC ST00555AT](https://openairdocs.org/stc/ST00555AT): Installation of Airshow 210 system. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists 737 Series
- [STC ST01809AT-D](https://openairdocs.org/stc/ST01809AT-D): Installation of Rockwell Collins DLM-900 ACARS Management Unit and VHF-700A Transceiver. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST02575AT-D](https://openairdocs.org/stc/ST02575AT-D): Avionics Upgrades and Interior Reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04130AT](https://openairdocs.org/stc/ST04130AT): Cabin interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04141AT](https://openairdocs.org/stc/ST04141AT): Cabin interior reconfiguration installation. 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 ST11391DS](https://openairdocs.org/stc/ST11391DS): 5G Tolerant Radio Altimeter System Upgrade. Aircraft Systems and Manufacturing, Inc
- [STC ST04758NY](https://openairdocs.org/stc/ST04758NY): Installation of single cockpit USB charger. Eirtech Aviation Services Inc
- [STC ST04752NY](https://openairdocs.org/stc/ST04752NY): Replacement of Dual Analog Radio Altimeter Transceivers with Dual 5G Tolerant Collins Aerospace or Honeywell Digital Radio Altimeters Transceivers and Dual Shadin Digital-to-Analog Converters. S. LB Aircraft Engineering
- [STC ST01143LA](https://openairdocs.org/stc/ST01143LA): Installation of Aerocon Engineering Company (AEC) Airstar. Aircraft Technical Development Inc. dba Aerocon Engineering Company
- [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF
- [STC SA2542WE](https://openairdocs.org/stc/SA2542WE): Installation of wing-tip mounted logo lights. The Boeing Company
- [STC ST09191AC](https://openairdocs.org/stc/ST09191AC): Installation of DeVore wing fwd position light assembly. (737 ALL). The Boeing Company
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC SA4185NM-D](https://openairdocs.org/stc/SA4185NM-D): Installation of 3 galleys G1, G2, and G4B. Safran Cabin Inc
- [STC SA4186NM-D](https://openairdocs.org/stc/SA4186NM-D): Installation of one (1) G2 Galley and one (1) G7 Galley. Safran Cabin Inc
- [STC SA4205NM-D](https://openairdocs.org/stc/SA4205NM-D): Installation of galleys G2 (storage unit). Safran Cabin Inc
- [STC SA4851NM](https://openairdocs.org/stc/SA4851NM): Installation of Header and Class Divider. Safran Cabin Inc
- [STC SA4871NM](https://openairdocs.org/stc/SA4871NM): Installation of closet cabin divider and header. Safran Cabin Inc
- [STC SA5532NM](https://openairdocs.org/stc/SA5532NM): Installation of stowage unit. Safran Cabin Inc
- [STC SA5866NM](https://openairdocs.org/stc/SA5866NM): Installation of forward entry closet. Safran Cabin Inc
- [STC ST00350LA](https://openairdocs.org/stc/ST00350LA): Installation of windscreen. Safran Cabin Inc
- [STC ST00636SE](https://openairdocs.org/stc/ST00636SE): Installation of ATIX Interior retrofit kit. Safran Cabin Inc
- [STC ST00683LA](https://openairdocs.org/stc/ST00683LA): Installation of a FWD R/H Coat Closet. Safran Cabin Inc
- [STC ST00782SE](https://openairdocs.org/stc/ST00782SE): The Installation of ATIX 2 interior retrofit kit. Safran Cabin Inc
- [STC ST00859LA](https://openairdocs.org/stc/ST00859LA): Installation of interior configuration change. Safran Cabin Inc
- [STC ST01321LA](https://openairdocs.org/stc/ST01321LA): Installation of Galley G2 p/n 101735-1. Safran Cabin Inc
- [STC ST01322LA](https://openairdocs.org/stc/ST01322LA): lnstallation of Galley G4B PIN 101721-20 I. Safran Cabin Inc
- [STC ST01323LA](https://openairdocs.org/stc/ST01323LA): Installation of Galley G1 P/N 101719-201. Safran Cabin Inc
- [STC ST01335LA](https://openairdocs.org/stc/ST01335LA): Installation of a reinforced cockpit door. Safran Cabin Inc
- [STC ST01528SE](https://openairdocs.org/stc/ST01528SE): Installation of interior components. Safran Cabin Inc
- [STC ST01565SE](https://openairdocs.org/stc/ST01565SE): Modification to overhead stowage bins located in the passenger cabin in order to extend the stowbins. C & D Zodiac Inc
- [STC ST01624SE](https://openairdocs.org/stc/ST01624SE): Installation of interior components. Safran Cabin Inc
- [STC ST01669LA](https://openairdocs.org/stc/ST01669LA): Installation of a galley, P/N 101100-201. Safran Cabin Inc
- [STC ST01864SE](https://openairdocs.org/stc/ST01864SE): Installation of interior components. Safran Cabin Inc
- [STC ST01957SE](https://openairdocs.org/stc/ST01957SE): Installation of interior components. Safran Cabin Inc
- [STC ST02027SE](https://openairdocs.org/stc/ST02027SE): Installation of interior components. Safran Cabin Inc
- [STC ST02076SE](https://openairdocs.org/stc/ST02076SE): Installation of an interior reconfiguration. Safran Cabin Inc
- [STC ST03381NY](https://openairdocs.org/stc/ST03381NY): Installation of Apple iPad EFB Provisions. Avionics Design Services Ltd
- [STC SA3140NM](https://openairdocs.org/stc/SA3140NM): Installation of floor proximity emergency escape path marking system. Bruce Aerospace Inc
- [STC ST01738AT](https://openairdocs.org/stc/ST01738AT): Installation of additional sensors (from 11 to 18) for recording additional parameters on Digital Flight Data Recorders (DFDR) manufactured by L-3 Com (formerly Loral/Fairchild) and Allied Signal. Acron Aviation Inc
- [STC ST00193IB](https://openairdocs.org/stc/ST00193IB): Installation of the Universal Avionics Kapture CVR. Avmax Aviation Services Inc

All 530: https://openairdocs.org/model/boeing-737-448/stcs.md

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Boeing 737-400](https://openairdocs.org/model/boeing-737-400): 8 registered aircraft, registry code 138449A
- [Boeing 737-436](https://openairdocs.org/model/boeing-737-436): 6 registered aircraft, registry code 13844HC
- [Boeing 737-490](https://openairdocs.org/model/boeing-737-490): 3 registered aircraft, registry code 138449M
- [Boeing 737-484](https://openairdocs.org/model/boeing-737-484): 3 registered aircraft, registry code 13844KV
- [Boeing 737-401](https://openairdocs.org/model/boeing-737-401): 1 registered aircraft, registry code 138449B
- [Boeing 737-405](https://openairdocs.org/model/boeing-737-405): 1 registered aircraft, registry code 13844BR
- [Boeing 737-497](https://openairdocs.org/model/boeing-737-497): 0 registered aircraft, registry code 138449N
- [Boeing 737-406](https://openairdocs.org/model/boeing-737-406): 0 registered aircraft, registry code 13844BS
- [Boeing 737-408](https://openairdocs.org/model/boeing-737-408): 0 registered aircraft, registry code 13844BT
- [Boeing 737-446](https://openairdocs.org/model/boeing-737-446): 0 registered aircraft, registry code 13844DO
- [Boeing 737-430](https://openairdocs.org/model/boeing-737-430): 0 registered aircraft, registry code 13844F1
- [Boeing 737-429](https://openairdocs.org/model/boeing-737-429): 0 registered aircraft, registry code 13844HA

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