# N453AS: 2014 Boeing 737-990ER

- Status: Valid registration
- Airframe: [Boeing 737-990ER](https://openairdocs.org/model/boeing-737-990er) (registry code 13848CE, 222 seats)
- Engine: [CFM International CFM56-7B27E series](https://openairdocs.org/engine/cfm-international-cfm56-7b27e-series) (registry code 13078)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs)
- Serial number: 36354
- Year built: 2014
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: January 6, 2014
- Certificate issued: January 17, 2014
- Expires: January 31, 2030
- Mode S code: A57D52
- Registered owner: [Alaska Airlines Inc](https://openairdocs.org/faa-owner/ALASKA%20AIRLINES%20INC)
- Location: [Seatac, WA](https://openairdocs.org/faa-place/WA/Seatac)
- Owner type: Corporation
- Owner's area on the map: 47.4466° N, 122.2721° W: Placed by OpenAirDocs at the center of ZIP code 98188, 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=453AS
- Page: https://openairdocs.org/aircraft/N453AS

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every CFM International CFM56-7B27E model are included.

## ADs that may apply (OpenAirDocs): 109 in force

### Matched by airframe (Boeing 737-990ER)

- [AD 2026-20-14](https://openairdocs.org/ad/2026-20-14): Stabilizers · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 23, 2026
- [AD 2026-20-13](https://openairdocs.org/ad/2026-20-13): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 23, 2026
- [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 2025-25-04](https://openairdocs.org/ad/2025-25-04): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 6 more. Effective Jan 16, 2026
- [AD 2025-24-02](https://openairdocs.org/ad/2025-24-02): Landing gear · Boeing 737-700 Series, 737-800 Series, 737-900 Series and 1 more. Effective Dec 10, 2025
- [AD 2025-19-12](https://openairdocs.org/ad/2025-19-12): Landing Gear · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 6, 2025
- [AD 2025-15-01](https://openairdocs.org/ad/2025-15-01): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Aug 25, 2025
- [AD 2025-07-03](https://openairdocs.org/ad/2025-07-03): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective May 13, 2025
- [AD 2025-04-03](https://openairdocs.org/ad/2025-04-03): Exhaust · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 2025
- [AD 2025-04-02](https://openairdocs.org/ad/2025-04-02): Powerplant · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 2025
- [AD 2025-04-01](https://openairdocs.org/ad/2025-04-01): Powerplant · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 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 2024-16-10](https://openairdocs.org/ad/2024-16-10): Instruments · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 28, 2024
- [AD 2024-13-02](https://openairdocs.org/ad/2024-13-02): Oxygen · Boeing 737-8, 737-9, 737-8200 and 3 more. Effective Jul 25, 2024
- [AD 2024-06-01](https://openairdocs.org/ad/2024-06-01): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective May 22, 2024
- [AD 2023-13-05](https://openairdocs.org/ad/2023-13-05): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 27, 2023
- [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 2023-06-15](https://openairdocs.org/ad/2023-06-15): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-800 Series and 2 more. Effective May 30, 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 2023-04-17](https://openairdocs.org/ad/2023-04-17): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective May 1, 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 2022-15-08](https://openairdocs.org/ad/2022-15-08): Information systems · Airbus A318-111, A318-112, A319-111 and 49 more. Effective Aug 12, 2022
- [AD 2022-11-13](https://openairdocs.org/ad/2022-11-13): Fuselage · Boeing 737-700 Series, 737-800 Series and 737-900ER Series. Effective Aug 3, 2022
- [AD 2022-06-06](https://openairdocs.org/ad/2022-06-06): Flight controls · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Jun 16, 2022
- [AD 2021-26-17](https://openairdocs.org/ad/2021-26-17): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Feb 15, 2022
- [AD 2021-18-17](https://openairdocs.org/ad/2021-18-17): Auto flight · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Dec 20, 2021
- [AD 2021-17-08](https://openairdocs.org/ad/2021-17-08): Fuselage · Boeing 737-800 Series and 737-900ER Series with STC ST04096CH. Effective Aug 17, 2021
- [AD 2021-16-15](https://openairdocs.org/ad/2021-16-15): Air conditioning · Boeing 737-8, 737-800 Series, 737-8200 and 2 more. Effective Aug 9, 2021
- [AD 2021-11-24](https://openairdocs.org/ad/2021-11-24): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Jul 20, 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 2021-07-17](https://openairdocs.org/ad/2021-07-17): Electrical power · Boeing 737-900ER Series. Effective May 25, 2021
- [AD 2021-02-14](https://openairdocs.org/ad/2021-02-14): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Mar 30, 2021
- [AD 2021-01-04](https://openairdocs.org/ad/2021-01-04): Doors · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Mar 29, 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 2020-18-13](https://openairdocs.org/ad/2020-18-13): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 29, 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 2020-03-10](https://openairdocs.org/ad/2020-03-10): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Mar 27, 2020
- [AD 2020-01-11](https://openairdocs.org/ad/2020-01-11): Air conditioning · Boeing 737-800 Series, 737-900 Series and 737-900ER Series. Effective Feb 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 2019-24-15](https://openairdocs.org/ad/2019-24-15): Equipment/ furnishings · Boeing 737-900ER Series. Effective Jan 14, 2020
- [AD 2019-18-03](https://openairdocs.org/ad/2019-18-03): Exhaust · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Oct 3, 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 2019-11-06](https://openairdocs.org/ad/2019-11-06): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Jul 17, 2019
- [AD 2019-11-03](https://openairdocs.org/ad/2019-11-03): Flight Controls · Boeing 737-700C Series, 737-800 Series and 737-900ER Series. Effective Jun 10, 2019
- [AD 2019-03-07](https://openairdocs.org/ad/2019-03-07): Wings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Mar 29, 2019
- [AD 2019-01-03](https://openairdocs.org/ad/2019-01-03): Landing Gear · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Mar 19, 2019
- [AD 2018-26-06](https://openairdocs.org/ad/2018-26-06): Doors · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Feb 1, 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

### Matched by engine (CFM International CFM56-7B27E series)

- [AD 2023-05-05](https://openairdocs.org/ad/2023-05-05): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 98 more. Effective May 10, 2023
- [AD 2018-26-01](https://openairdocs.org/ad/2018-26-01): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jan 10, 2019
- [AD 2018-09-51](https://openairdocs.org/ad/2018-09-51): Engine · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jun 7, 2018
- [AD 2015-18-04](https://openairdocs.org/ad/2015-18-04): 73-tooth gearshaft located in the engine accessory gearbox (AGB) · CFM International CFM56-3, CFM56-7B20, CFM56-7B20/2 and 47 more. Effective Oct 20, 2015
- [AD 2015-04-02](https://openairdocs.org/ad/2015-04-02): Dual engine thrust instability event · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Mar 31, 2015
- [AD 2009-11-02](https://openairdocs.org/ad/2009-11-02): HPC 4-9 spools · CFM International CFM56-2, CFM56-2A, CFM56-2B and 109 more. Effective Jun 23, 2009

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

- [AD 2023-09-04](https://openairdocs.org/ad/2023-09-04) (historical): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Jun 29, 2023
- [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 2021-09-06](https://openairdocs.org/ad/2021-09-06) (historical): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Jun 8, 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 2019-25-17](https://openairdocs.org/ad/2019-25-17) (historical): Indicating/ recording system · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Dec 27, 2019
- [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 2019-22-10](https://openairdocs.org/ad/2019-22-10) (historical): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 13, 2019
- [AD 2019-20-02](https://openairdocs.org/ad/2019-20-02) (historical): Fuselage · Boeing Airplane Company, Wichita Division 75 (Army PT-13), 737-600 Series, 737-700 Series and 4 more. Effective Oct 3, 2019
- [AD 2019-03-26](https://openairdocs.org/ad/2019-03-26) (historical): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 2019
- [AD 2017-16-05](https://openairdocs.org/ad/2017-16-05) (historical): Wings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Sep 22, 2017
- [AD 2017-14-13](https://openairdocs.org/ad/2017-14-13) (historical): Equipment and Furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Aug 23, 2017
- [AD 2017-12-07](https://openairdocs.org/ad/2017-12-07) (historical): Air conditioning · Boeing 737-800 Series, 737-900 Series and 737-900ER Series. Effective Jul 20, 2017
- [AD 2016-18-01](https://openairdocs.org/ad/2016-18-01) (historical): Landing Gear · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 5, 2016
- [AD 2016-13-16](https://openairdocs.org/ad/2016-13-16) (historical): Stabilizers · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Aug 12, 2016
- [AD 2015-19-03](https://openairdocs.org/ad/2015-19-03) (historical): Fuel Selector/Shutoff Valve · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 21, 2015
- [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 2013-26-08](https://openairdocs.org/ad/2013-26-08) (historical): Ice and Rain Protection · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Feb 10, 2014
- [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 2013-07-09](https://openairdocs.org/ad/2013-07-09) (historical): Oxygen · Boeing 737-700 Series, 737-700C Series, 737-800 Series and 4 more. Effective May 20, 2013
- [AD 2013-07-07](https://openairdocs.org/ad/2013-07-07) (historical): Stabilizers · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective May 20, 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 2010-17-19](https://openairdocs.org/ad/2010-17-19) (historical): Flight controls · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Sep 9, 2010
- [AD 2010-09-05](https://openairdocs.org/ad/2010-09-05) (historical): Flight controls · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 29, 2010
- [AD 2010-06-51](https://openairdocs.org/ad/2010-06-51) (historical): Flight controls · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 7, 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 2007-18-52](https://openairdocs.org/ad/2007-18-52) (historical): Main slat track downstop assemblies · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Sep 26, 2007
- [AD 2007-18-51](https://openairdocs.org/ad/2007-18-51) (historical): Main slat track downstop assembly · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Aug 25, 2007
- [AD 2021-10-09](https://openairdocs.org/ad/2021-10-09) (historical): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 82 more. Effective Jun 24, 2021
- [AD 2018-18-01](https://openairdocs.org/ad/2018-18-01) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Oct 16, 2018
- [AD 2018-10-11](https://openairdocs.org/ad/2018-10-11) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jun 1, 2018
- [AD 2018-09-10](https://openairdocs.org/ad/2018-09-10) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective May 14, 2018
- [AD 2013-26-01](https://openairdocs.org/ad/2013-26-01) (historical): Oil dynamic seal assembly · CFM International CFM56-3, CFM56-3B, CFM56-3C and 52 more. Effective Feb 3, 2014

All 142: https://openairdocs.org/aircraft/N453AS/ads.md

## Information bulletins (advisory) (15 in force)

- [SAIB 2026-17](https://openairdocs.org/saib/2026-17): VNAV Approach Disconnect Following Missed Approach, Anomaly on Airplanes with FMC U14.0/14.1. Issued Oct 3, 2026
- [SAIB AIR-21-12](https://openairdocs.org/saib/AIR-21-12): Thrust Reversers. Issued Aug 3, 2021
- [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-18-18](https://openairdocs.org/saib/NM-18-18): Equipment/Furnishings - First Observer's Seat Cup Holder. Issued Jul 2, 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-16-21](https://openairdocs.org/saib/NM-16-21): Flight Controls. Issued Aug 8, 2016
- [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-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-06-56](https://openairdocs.org/saib/NM-06-56): . Issued Jul 19, 2006
- [SAIB NE-08-17R3](https://openairdocs.org/saib/NE-08-17R3): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued May 28, 2014
- [SAIB NE-08-17R2](https://openairdocs.org/saib/NE-08-17R2) (historical): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued Mar 7, 2011

## NTSB investigations

None matched to N453AS.

## FAA accident and incident reports

None matched to N453AS.

## Service difficulty reports (284, 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 ASAA2026082668309](https://openairdocs.org/sdr/ASAA2026082668309), Aug 26, 2026: DOOR. LACK OF LUBE. FA REPORTS L1 DOOR IS DIFFICULT TO OPERATE. GROUNDED - YES. L1 DOOR SYSTEM TEST FOUND CLOSE TORQUE TO BE 600 IN-LB AND WITHIN LIMITS, OPEN TORQUE FOUND TO BE 44
- [SDR ASAA2026081668058](https://openairdocs.org/sdr/ASAA2026081668058), Aug 16, 2026: DOOR. BINDING. FA SAYS THE L1 DOOR IS STICKY, HARD TO OPEN AND CLOSE. GROUNDED - YES. CHECKED L1 DOOR HANDLE TORQUE REF AMM 52-11-00, WELL W/IN LIMITS, HAD INCOMING FLIGHT CRE
- [SDR ASAA2026061966861](https://openairdocs.org/sdr/ASAA2026061966861), Jun 19, 2026: TRACK. LACK OF LUBE. FA REPORTS L1 DOOR IS VERY STIFF TO OPEN & HAS A SQUEAK. GROUNDED - YES. LUBRICATED HINGE POINTS. TRACKS FOR L1 DOOR. OPERABILITY HAS VERY MUCH IMPROVED AND SQU
- [SDR ASAA2026042665733](https://openairdocs.org/sdr/ASAA2026042665733), Apr 26, 2026: DOOR. BINDING. FA REPORTS L1 DOOR HANGS UP AND MAKES A GROANING NOISE DURING OPENING AND CLOSING. GROUNDED - YES. INSPECTED DOOR, SOUND APPEARS TO BE ORIGINATING FROM TOP HING
- [SDR ASAA2026032965213](https://openairdocs.org/sdr/ASAA2026032965213), Mar 29, 2026: HANDLE. NO DISCREPANCY. FA REPORTS L1 DOOR HANDLE STIFF TO OPEN. GROUNDED - YES. PERFORMED OPERATIONAL CHECK OF L1 DOOR REF AMM 52-11-00 OPERATIONAL CHECK NORMAL . NO DEFECTS NOTED AT 
- [SDR ASAA2026021164305](https://openairdocs.org/sdr/ASAA2026021164305), Feb 11, 2026: DOOR. BINDING. FA REPORTED THAT L1 DOOR WAS EXTREMELY HARD TO OPEN AND CLOSE. GROUNDED - YES. L1 DOOR CLOSURE AND OPENING ARTICULATION MID-SEQUENCE STIFFENS/ DRAGS HARD DOOR C
- [SDR ASAA2025111362362](https://openairdocs.org/sdr/ASAA2025111362362), Nov 13, 2025: HANDLE. BINDING. L1 DOOR HANDLE IS REPORTED HARD TO MOVE. GROUNDED - YES. VERIFIED FORCE ON L1 DOOR INNER HANDLE REQUIRED TO OPEN AND CLOSE DOOR TO BE WITHIN LIMITS REF. MM. 52-
- [SDR ASAA2025060358425](https://openairdocs.org/sdr/ASAA2025060358425), Jun 3, 2025: SIGN. DETACHED. EXIT SIGN HANGING FROM CEILING. GROUNDED - YES. EXIT SIGN WAS MID CABIC CENTER AISLE CEILING. RESECURED SIGN - SIGN OPS CHECK GOOD. NO OTHER DEFECTS NOTED.
- [SDR ASAA2025042558150](https://openairdocs.org/sdr/ASAA2025042558150), Apr 25, 2025: FLOOR SUPPORT. CORRODED. IN FWD GALLEY FLOOR STRUCTURE HAS AN AREA OF CORROSION IN FLOOR PANEL SCREW HOLE, JUST AFT OF STA 294.5 & LBL 10 INCHES. MARKED IN RED. GROUNDED - YES. DISPLACE
- [SDR ASAA2025042557896](https://openairdocs.org/sdr/ASAA2025042557896), Apr 25, 2025: FLOOR PANEL. DELAMINATED. CABIN FLOOR PANEL 141A5810-155 HAS PEELING FIBERS & DAMAGED INSERTS. GROUNDED - YES. REPAIRED CABIN FLOOR PANEL 141A5810-155 BY PREFORMING A PERMANENT WET LAY U
- [SDR ASAA2025042557895](https://openairdocs.org/sdr/ASAA2025042557895), Apr 25, 2025: FLOOR PANEL. DELAMINATED. CABIN FLOOR PANEL 141A5810-763 HAS PEELING FIBERS & DAMAGED INSERTS. GROUNDED - YES. REPAIRED CABIN FLOOR PANEL 141A5810-763 BY PERFORMING A PERMANENT WET LAY U
- [SDR ASAA2025042557836](https://openairdocs.org/sdr/ASAA2025042557836), Apr 25, 2025: FLOOR PANEL. DELAMINATED. CABIN FLOOR PANEL 141A5810-236 HAS PEELING FIBERS & DAMAGED INSERTS. GROUNDED - YES. REPAIRED CABIN FLOOR PANEL 141A5810-236 BY PREFORMING A PERMANENT WET LAY U
- [SDR ASAA2025042457912](https://openairdocs.org/sdr/ASAA2025042457912), Apr 24, 2025: TRANSITION PANEL. CORRODED. TRANSITION PANEL STATION 500C - 500D +8 RBL 24 HAS CORROSION. GROUNDED - YES. REMOVED CORROSION FROM TRANSITION PNL AT STA 500C TO 500D+8 RBL 24 ORIGINAL THICKN
- [SDR ASAA2025042457894](https://openairdocs.org/sdr/ASAA2025042457894), Apr 24, 2025: THRESHOLD WEB. CORRODED. CORROSION ON THE LOWER PORTION OF THE FORWARD CARGO DOOR CUTOUT. GROUNDED - YES. EVALUATED FWD PIT DOOR WEB THRESHOLD AND FOUND TO BE 100% MAT LOSS AND FOUND TO
- [SDR ASAA2025042457697](https://openairdocs.org/sdr/ASAA2025042457697), Apr 24, 2025: FLOOR SUPPORT. GOUGED. FWD WET AREA INTERCOSTAL AT STA 278 TO STA 294.5 BL 0 HAS GOUGE ON LOWER SURFACE OF UPPER FLANGE. GROUNDED - YES. BLENDED AND CHECKED LIMITS @ INTERCOSTAL AREA 
- [SDR ASAA2025042457696](https://openairdocs.org/sdr/ASAA2025042457696), Apr 24, 2025: FLOOR SUPPORT. CRACKED. FWD WET AREA STA 312 TO STA 328 LBL 45 HAS A CRACKED INTERCOSTAL. GROUNDED - YES. REMOVED AND REPLACED INTERCOSTAL IAW B737-900 SRM 51-40-02 AND BAC DWG 141A540
- [SDR ASAA2025042358151](https://openairdocs.org/sdr/ASAA2025042358151), Apr 23, 2025: TRANSITION PANEL. CORRODED. AFT CARGO TRANSITION PANEL AT STA.787 TO STA.727I+9 LBL.22 CORRODED. GROUNDED - YES. REMOVED AND INSTALLED WITH NEW AFT CARGO TRANSITION PNL AND SPLICES AT STA.
- [SDR ASAA2025042358120](https://openairdocs.org/sdr/ASAA2025042358120), Apr 23, 2025: THRESHOLD WEB. CORRODED. AFT CARGO DOOR THRESHOLD CORRODED. GROUNDED - YES. REMOVED CORROSION FROM AFT PIT THRESHOLD IAW B737-900 SRM 53-60-15-01-1. ORIGINAL MAT IS .045. MAT LOSS IS .0
- [SDR ASAA2025042358119](https://openairdocs.org/sdr/ASAA2025042358119), Apr 23, 2025: TRANSITION PANEL. CORRODED. AFT CARGO TRANSITION PANEL AT STA.767 TO STA.787 RBL.22 CORRODED. GROUNDED - YES. REMOVED CORR, FROM AFT CARGO TRANSITION SHIELD AT STA 767 TO 787 RBL.22 ORIG. 
- [SDR ASAA2025042357917](https://openairdocs.org/sdr/ASAA2025042357917), Apr 23, 2025: FLOORBEAM. CORRODED. STA 947 UPPER T-CAP HAS AREAS OF CORROSION FROM LBL 15 TO RBL 4. GROUNDED - YES. REMOVED DAMAGE AND FOUND OUT OF LIMITS I.A.W. B737-900ER SRM 53-70-51-1A-1, ORI
- [SDR ASAA2025042357916](https://openairdocs.org/sdr/ASAA2025042357916), Apr 23, 2025: SUPPORT ANGLE. CORRODED. AFT CARGO TRANSITION PANEL SUPPORT STRUCTURE AT STA. 767 TO STA. 787 RBL.22 CORRODED. GROUNDED - YES. REMOVED AND REINSTALLED WITH NEW AFT CARGO TRANSITION PNL 
- [SDR ASAA2025042357915](https://openairdocs.org/sdr/ASAA2025042357915), Apr 23, 2025: TRANSITION PANEL. CORRODED. AFT CARGO TRANSITION PANEL AT STA. 727I+9 TO STA. 727A LBL .22 CORRODED. GROUNDED - YES. REMOVED CORROSION FROM AFT PIT L/H TRANSITION PANEL AT STA 727A-727I+9 
- [SDR ASAA2025042357914](https://openairdocs.org/sdr/ASAA2025042357914), Apr 23, 2025: TRANSITION PANEL. CORRODED. AFT CARGO TRANSITION PANEL AT STA. 727I+9 TO STA. 727B RBL.22 CORRODED. GROUNDED - YES. REPAIRED AFT PIT R/H TRANSITION PANEL IAW B737-900 SRM 53-00-53-2R-5. EV
- [SDR ASAA2025042357913](https://openairdocs.org/sdr/ASAA2025042357913), Apr 23, 2025: FLOOR SUPPORT. CORRODED. AFT WET AREA FLOOR SUPPORT ANGLE AT STA 950 LBL 23 HAS CORROSION. GROUNDED - YES. REMOVED DAMAGE PER B737-900ER SRM 51-10-02 ORIG .080 REMOVED .035, REMAINING .
- [SDR ASAA2025042357911](https://openairdocs.org/sdr/ASAA2025042357911), Apr 23, 2025: TRANSITION PANEL. CORRODED. AFT CARGO TRANSITION PANEL AT STA. 767 TO STA. 727I+9 RBL.22 CORRODED. GROUNDED - YES. EVALUATED AFT PIT R/H TRANSITION PANEL FROM STA 767-727I+9 ORIG:.040 REMO
- [SDR ASAA2025021556026](https://openairdocs.org/sdr/ASAA2025021556026), Feb 15, 2025: LENS. MISSING. DURING CABIN INSPECTION FOUND TWO EMER CEILING LIGHT COVERS MISSING. GROUNDED - YES. REPLACED MISSING EMER CEILING LIGHT COVERS REF AMM 33-51-03.
- [SDR ASAA2024082652128](https://openairdocs.org/sdr/ASAA2024082652128), Aug 26, 2024: DOOR. BINDING. FWD L1 DOOR HARD TO OPEN PER 'A' FLIGHT ATTENDANT. GROUNDED - YES. PERFORMED GVI OF L1 DOOR NOT DEFECTS NOTED. GREASED DOOR HINGES, DOOR OPENS & CLOSES NORMAL. 
- [SDR ASAA2024080651626](https://openairdocs.org/sdr/ASAA2024080651626), Aug 6, 2024: POWER SUPPLY. INOPERATIVE. EMERGENCY LIGHT INOP OVER SEAT 27D. GROUNDED - YES. (RESOLVED ON W/O: 2011124 TASKCARD: N/R-00004 ) REMOVED & REPLACED EMERGENCY LIGHT POWER SUPPLY M2627 FOR E 
- [SDR ASAA2024050649484](https://openairdocs.org/sdr/ASAA2024050649484), May 6, 2024: SIGN. DISLODGED. MID CABIN EXIT SIGN WAS PARTIALLY DISLOGED. GROUNDED - YES. RESECURED EXIT SIGN.OP'S CKIS GOOD. REF AMM 33-51-01.
- [SDR ASAA2024042649287](https://openairdocs.org/sdr/ASAA2024042649287), Apr 26, 2024: BATTERY PACK. FAILED. WHILE PERFORMING T/C 778233001, FOUND BATTERY PACKS FOR EMERGENCY LIGHTS REQUIRE REPLACEMENT IN: FWD ENTRY (2), MID CABIN (4), AND AFT ENTRY (1). GROUNDED - YES
- [SDR ASAA2024012747526](https://openairdocs.org/sdr/ASAA2024012747526), Jan 27, 2024: LENS. BROKEN. AFT OVERHEAD EMERGENCY EXIT LIGHT BROKEN. GROUNDED - YES. SWAPPED LENS'S ORANGE WITH PINK AND OPS CKS NORMAL PER OPS TEST AMM 33-51-00.
- [SDR ASAA2023110846073](https://openairdocs.org/sdr/ASAA2023110846073), Nov 8, 2023: MODULATING VALVE. FAULTY. CONT CAB ZONE TEMP LIGHT ILLUMINATED UPON RECALL IT DOES RE-SET. GROUNDED - YES. (RESOLVED ON W/O: 1976139 TASKCARD: N/R-00004 ) CONFIRMED FAULT, #2 PACK/ZONE T
- [SDR ASAA2023110746066](https://openairdocs.org/sdr/ASAA2023110746066), Nov 7, 2023: UNKNOWN. UNKNOWN. DURING START OF #1 ENGINE, THE ENG VALVE CLOSED LIGHT ILLUMINATED BRIGHT BLUE AND DID NOT EXTINGUISH AFTER SUCCESSFUL START. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023110246024](https://openairdocs.org/sdr/ASAA2023110246024), Nov 2, 2023: UNKNOWN. UNKNOWN. LAV WASTE SHOWED FULL AFTER LEVEL OFF IN CRUISE. NO TOILETS WOULD FLUSH. GROUNDED - YES. DIVERSION - PERFORMED WASTE TANK CONTINUOUS LEVEL SENSOR CLEANING PER A
- [SDR ASAA2023103045925](https://openairdocs.org/sdr/ASAA2023103045925), Oct 30, 2023: INDICATOR. LEAKING. APU LUBE FILTER HOUSING,FILTER INDICATOR LEAKING. GROUNDED - YES. REMOVED AND REPLACED APU INDICATOR LUBE FILTER HOUSING,OIL FILTER,INDICATOR & AND HOUSING ASSY
- [SDR ASAA2023102645878](https://openairdocs.org/sdr/ASAA2023102645878), Oct 26, 2023: UNKNOWN. UNKNOWN. FAULT LIGHT TRYING TO START APU. ACCOMPLISHED THE QRH AND TRIED AGAIN. BUT GOT THE FAULT LIGHT AGAIN. (ON GROUND). GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023102645865](https://openairdocs.org/sdr/ASAA2023102645865), Oct 26, 2023: UNKNOWN. UNKNOWN. #2 ENGINE LONG TIME FAULT. THE VSV POSITION SIGNAL IS OUT OF RANGE. FAULT CODE 75-10392. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023102645864](https://openairdocs.org/sdr/ASAA2023102645864), Oct 26, 2023: UNKNOWN. UNKNOWN. #2 ENGINE SHORT TIME FAULT. THE VSV POSITION SIGNALS DISAGREE. FAULT CODE 75-10402. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023102645863](https://openairdocs.org/sdr/ASAA2023102645863), Oct 26, 2023: UNKNOWN. UNKNOWN. #2 ENGINE SHORT TIME FAULT. THE VSV POSITION SIGNALS DISAGREE. FAULT CODE 75-20402. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023102345815](https://openairdocs.org/sdr/ASAA2023102345815), Oct 23, 2023: UNKNOWN. UNKNOWN. APU FAULT LIGHT, 2 START ATTEMPTS. GROUNDED - YES. PERFORMED APU OPERATIONAL TEST REF AMM 49-11-00-710-801. FOUND FAULT MAINTENANCE MESSAGE 49-41012 WHILE COMPL
- [SDR ASAA2023101745708](https://openairdocs.org/sdr/ASAA2023101745708), Oct 17, 2023: UNKNOWN. UNKNOWN. DESCENDING THROUGH 3,500' ENG VALVE CLOSED BLUE LIGHT ILLUMINATED. #1ENG. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023101745717](https://openairdocs.org/sdr/ASAA2023101745717), Oct 17, 2023: UNKNOWN. UNKNOWN. ON MASTER CAUTION RECALL CONT CAB ZONE TEMP ILLUMINATED. LIGHT EXTINGUISHED WHEN MASTER CAUTION SYATEM RESET. GROUNDED - YES. PERFORMED PZTC BITE PROC. FIM 21-6
- [SDR ASAA2023092445305](https://openairdocs.org/sdr/ASAA2023092445305), Sep 24, 2023: UNKNOWN. UNKNOWN. #1 "ENGINE VALVE CLOSED" LIGHT CAME ON AFTER ROTATION. EXTINGUISHED APPROACHING 10,000 FT IN CLIMB. ALL OTHER INDICATIONS WERE NORMAL TO INCLUDE FUEL FLOW. GROU
- [SDR ASAA2023090845017](https://openairdocs.org/sdr/ASAA2023090845017), Sep 8, 2023: UNKNOWN. UNKNOWN. LEFT PACK LIGHT ILLUMINATES DURING RECALL. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023090444943](https://openairdocs.org/sdr/ASAA2023090444943), Sep 4, 2023: UNKNOWN. UNKNOWN. #1 ENG PACK LIGHT ILLUMINATED WHILE TAXING OUT ON RECALL. GROUNDED - YES. (RESOLVED ON W/O: 1968004 TASKCARD: N/R-00005 ) ACCOMPLISHED PZTC BITE PROCEDURE REF. 
- [SDR ASAA2023082944829](https://openairdocs.org/sdr/ASAA2023082944829), Aug 29, 2023: UNKNOWN. UNKNOWN. FIRE LOOP B #2 ENG WILL NOT ILLUMINATE (TEST). GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023081444607](https://openairdocs.org/sdr/ASAA2023081444607), Aug 14, 2023: UNKNOWN. UNKNOWN. HF 1 ON RADIO TUNING PANEL INDICATING FAIL - FAIL. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023081444599](https://openairdocs.org/sdr/ASAA2023081444599), Aug 14, 2023: UNKNOWN. UNKNOWN. FORWARD LOWER COFFEE MAKER LEAKING WATER ONTO GALLEY FLOOR IN FLIGHT. LEAK UNCONTROLLABLE WITH VALVE TURNED OFF. GROUNDED - YES. DIVERSION -- REF: L/P #60571445
- [SDR ASAA2023081144576](https://openairdocs.org/sdr/ASAA2023081144576), Aug 11, 2023: SUPPORT. EXCESS PLAY. THE #2 ENGINE HAS SHORT TIME FAULT 75-20402, THE VSV POSITION SIGNALS DISAGREE. GROUNDED - YES. #2 ENGINE VSV "B" ACTUATOR BELL CRANK HAS EXCESSIVE PLAY. (R/H S
- [SDR ASAA2023081144573](https://openairdocs.org/sdr/ASAA2023081144573), Aug 11, 2023: BELLCRANK. EXCESS PLAY. #2 ENGINE HAS SHORT TIME FAULT 75-10402, THE VSV POSITION SIGNALS DISAGREE. GROUNDED - YES. #2 ENGINE VSV "B" ACTUATOR BELL CRANK HAS EXESSIVE PLAY. (L/H SIDE) 

All 284: https://openairdocs.org/aircraft/N453AS/reports.md

## STCs that may be installed (OpenAirDocs) (429, 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 737-990ER)

- [STC ST03438NY](https://openairdocs.org/stc/ST03438NY): Installation of Adams Rite Lavatory Equipment. Delta Engineering Corporation
- [STC ST04669CH](https://openairdocs.org/stc/ST04669CH): Installation of Honeywell Advanced Communications and Entertainment System (ACES). Honeywell Aerospace
- [STC ST02269NY](https://openairdocs.org/stc/ST02269NY): Installation of Self Illuminating Floor Path Marking System. Lufthansa Technik AG
- [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 ST12424CH](https://openairdocs.org/stc/ST12424CH): Installation of NGAS Provisions Installation. Astronics Connectivity Systems and Certification Corp
- [STC ST02174SE](https://openairdocs.org/stc/ST02174SE): Installation of a B/E Aerospace lavatory. B/E Aerospace, Inc. - FSI. Lists 737-900 Series
- [STC ST09927AC](https://openairdocs.org/stc/ST09927AC): Installation of a Gables Audio Management System. L2 Aviation
- [STC ST10928SC](https://openairdocs.org/stc/ST10928SC): Installation of an Iridium Communications System. L2 Aviation
- [STC ST04040CH](https://openairdocs.org/stc/ST04040CH): Activation of Smart Runway and Smart Landing (SRSL) Runway Awareness Advisory System (RAAS) Functions for Honeywell Mark V and Mark V-A Enhanced Ground Proximity Warning Systems (EGPWS). Honeywell International Inc
- [STC ST00555AT](https://openairdocs.org/stc/ST00555AT): Installation of Airshow 210 system. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists 737 Series
- [STC ST02329AT-D](https://openairdocs.org/stc/ST02329AT-D): Installation of TCC AERIS FX IFE system. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists 737-900 Series
- [STC ST02389AT-D](https://openairdocs.org/stc/ST02389AT-D): Installation of Collins High Frequency Radio. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists 737-900 Series
- [STC ST04159AT](https://openairdocs.org/stc/ST04159AT): Installation of PED Power. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04272AT](https://openairdocs.org/stc/ST04272AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04392AT](https://openairdocs.org/stc/ST04392AT): Main Cabin Cargo Carry Provisions 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 ST03735NY](https://openairdocs.org/stc/ST03735NY): Installation of a ViaSat KA SATCOM Antenna System. ALOFT AeroArchitects
- [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 ST03405NY](https://openairdocs.org/stc/ST03405NY): Installation (with demod option) of an Connectivity Antenna. Delta Engineering Corporation
- [STC ST09945AC](https://openairdocs.org/stc/ST09945AC): Installation of the Spacex Starlink Aviation Satcom System. Space Exploration Technologies Corp./Starlink Aviation
- [STC ST04831NY](https://openairdocs.org/stc/ST04831NY): Installation of Vortex Control Technologies Finlets. Kilroy Aviation LLC
- [STC ST04758NY](https://openairdocs.org/stc/ST04758NY): Installation of single cockpit USB charger. Eirtech Aviation Services Inc
- [STC ST09839DS](https://openairdocs.org/stc/ST09839DS): Aircraft G4 Galley Chiller Installation. United Airlines
- [STC ST09844DS](https://openairdocs.org/stc/ST09844DS): This project installs a new Next-IS media server and installation provisions to interface with the Starlink IFC system. United Airlines
- [STC ST02643LA](https://openairdocs.org/stc/ST02643LA): Installation of Stow Bin Protective Wear Strip. Vogt Aero LLC
- [STC ST02746NY](https://openairdocs.org/stc/ST02746NY): Installation of an advertisement container on the bottom of a seat back tray table. Atin OOH LLC
- [STC ST03218CH](https://openairdocs.org/stc/ST03218CH): Modify aircraft interior to match standard passenger cofigurations, IAW Global Onboard Partners MDL # 252013-737-MDL-02, Rev. N, dtd 1/4/22 or later FAA approved revisions. Atin OOH LLC
- [STC ST02908NY](https://openairdocs.org/stc/ST02908NY): Installation of a Panasonic Avionics Corporation Global Communications Suite (GCS) and/or In-Flight Entertainment (IFE). Delta Engineering Corporation
- [STC ST02829CH](https://openairdocs.org/stc/ST02829CH): Installation of Row 44 Broadband Antenna System Provisions. Anuvu IFC Corporation
- [STC ST02836CH-D](https://openairdocs.org/stc/ST02836CH-D): Installation and activation of a Row 44 Broadband System. Anuvu IFC Corporation
- [STC ST03235CH](https://openairdocs.org/stc/ST03235CH): Certification of Compatibility with Wireless Data Technologies. Anuvu IFC Corporation. Lists 737-900 Series
- [STC ST03301NY](https://openairdocs.org/stc/ST03301NY): Installation and activation of a new Row 44 Wireless Broadband System. Anuvu IFC Corporation
- [STC ST04324CH](https://openairdocs.org/stc/ST04324CH): Installation of a retrofit satellite antenna and associated power supply unit on aircraft previously fitted with the Row 44 Broadband System. Anuvu IFC Corporation
- [STC ST00892LA](https://openairdocs.org/stc/ST00892LA): Installation of Emergency Vision Assurance System (EVAS). VisionSafe LLC. Lists 737-900 Series
- [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF
- [STC ST12200IB](https://openairdocs.org/stc/ST12200IB): Istallation of the AFIRS Edge+ system. FLYHT Aerospace Solutions Ltd
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC ST12102IB](https://openairdocs.org/stc/ST12102IB): Installation of a Honeywell Aspire 400 SBB Satcom and/or an AMT-3800 high gain antenna. Jet Aviation AG
- [STC ST11396DS](https://openairdocs.org/stc/ST11396DS): Installation of an Avionica aviONS (Onboard Network System). Aircraft Systems and Manufacturing Inc
- [STC ST01335LA](https://openairdocs.org/stc/ST01335LA): Installation of a reinforced cockpit door. Safran Cabin Inc. Lists 737-900 Series
- [STC ST01492LA](https://openairdocs.org/stc/ST01492LA): Installation of Galley G3A and 6A. Safran Cabin Inc. Lists 737-900 Series
- [STC ST01783LA](https://openairdocs.org/stc/ST01783LA): Installation of a Closet, P/N 501227-1. Safran Cabin Inc. Lists 737-900 Series
- [STC ST02081LA](https://openairdocs.org/stc/ST02081LA): Installation of Divider and Curtain Assembly. Safran Cabin Inc. Lists 737-900 Series
- [STC ST12059IB](https://openairdocs.org/stc/ST12059IB): Installation of Seat to Floor Interface - isotropic intercostals for installation of seats and divans. JET AVIATION AG
- [STC ST02172SE](https://openairdocs.org/stc/ST02172SE): Installation of new ovens. B/E Aerospace Inc. - FSI
- [STC ST09865AC](https://openairdocs.org/stc/ST09865AC): Installation of Panasonic FlightLink. L2 Aviation
- [STC ST04798NY](https://openairdocs.org/stc/ST04798NY): AAR Engineering Services Seat Re-pitch. Delta Engineering Corporation
- [STC ST04668CH](https://openairdocs.org/stc/ST04668CH): Installation of Honeywell HCR-25 Cockpit Voice Recorder (CVR). Honeywell Aerospace Inc
- [STC ST01479CH](https://openairdocs.org/stc/ST01479CH): Installation of Smiths Industries Flight Management System data bus portable computing device recorder. Amphenol Cable and Interconnect Technologies, Inc. Lists 737-900 Series

All 429: https://openairdocs.org/aircraft/N453AS/stcs.md

## Related

- Other Boeing 737-990ER aircraft: https://openairdocs.org/model/boeing-737-990er/aircraft.md
- The CFM International CFM56-7B27E series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b27e-series.md

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.