# N440AS: 2013 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: 41705
- Year built: 2013
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: November 13, 2013
- Certificate issued: November 19, 2013
- Expires: November 30, 2029
- Mode S code: A54AAE
- Registered owner: [Alaska Airlines Inc](https://openairdocs.org/faa-owner/ALASKA%20AIRLINES%20INC)
- Location: [Seattle, WA](https://openairdocs.org/faa-place/WA/Seattle)
- 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=440AS
- Page: https://openairdocs.org/aircraft/N440AS

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/N440AS/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 N440AS.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20211009018499I](https://openairdocs.org/incident/20211009018499I), Oct 9, 2021: Boeing 737-990ER (N440AS), Nashville, TN, Minor damage. On 10/9/21 a B737-900, N440AS [privacy data omitted] was taxiing at bna receiving guidance from ground marshallers during parking, when the left wing scimitar…

## Service difficulty reports (298, 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 ASAA2026082368244](https://openairdocs.org/sdr/ASAA2026082368244), Aug 23, 2026: SLIDE. UNSERVICEABLE. FA REPORTS RUBBER SEAL FALLING FROM L2 DOOR & HINDERING GIRT BAR. GROUNDED - YES. R&R L2 DOOR ESCAPE SLIDE WITH A SERVICEABLE UNIT REF AMM 25-66-01.
- [SDR ASAA2025053058375](https://openairdocs.org/sdr/ASAA2025053058375), May 30, 2025: DOOR. BINDING. FA REPORTS L1 DOOR DIFFICUT TO OPEN. GROUNDED - YES. FORCE TO OPEN L1 DOOR WITHIN LIMITS REF AMM 52-11-00.
- [SDR ASAA2024122954918](https://openairdocs.org/sdr/ASAA2024122954918), Dec 29, 2024: SIGN. OUT OF POSITION. 16A EMERGENCY EXIT SIGN POINTING WRONG WAY. GROUNDED - YES. REMOVED AND REPLACED 16A WITH CORRECTLY POINTING EXIT SIGN REF AMM 33-51-01. OPS CHECK OK.
- [SDR ASAA2024103153731](https://openairdocs.org/sdr/ASAA2024103153731), Oct 31, 2024: BAFFLE. CRACKED. FWD CARGO FOUND BAFFLE CRACKED AT LH 500 TO 500A. GROUNDED - YES. REMOVED AND REPLACED BAFFLE AT L/H 500 TO 500A IAW B737-900ER SRM 51-40-02-0G-0.
- [SDR ASAA2024101553624](https://openairdocs.org/sdr/ASAA2024101553624), Oct 15, 2024: DOUBLER. CRACKED. EXTERNAL POWER DOOR 114AR LOWER LATCH DOES FULLY LOCK WITH DOOR CLOSED, MARKED. GROUNDED - YES. UPON FURTHER EVALUATION FOUND DOUBLER TO BE CRACKED RPEAIRED EXT
- [SDR ASAA2024101353418](https://openairdocs.org/sdr/ASAA2024101353418), Oct 13, 2024: FLOORBEAM. CORRODED. AFT WET AREA STA 967 FLOOR BEAM HAS CORROSION AT FLOOR PANEL ATTACH HOLES RBL 6 TO LBL 45. GROUNDED - YES. REMOVED CORROSION, FOUND TO BE OUT OF LIMITS IAW B737
- [SDR ASAA2024101353417](https://openairdocs.org/sdr/ASAA2024101353417), Oct 13, 2024: FLOORBEAM. CORRODED. AFT WET AREA STA 947 FLOOR BEAM HAS CORROSION AT FLOOR PANEL FASTENER HOLES RBL 6 TO LBL 24. GROUNDED - YES. REMOVED CORROSION, FOUND TO BE OUT OF LIMITS IAW B7
- [SDR ASAA2024101253661](https://openairdocs.org/sdr/ASAA2024101253661), Oct 12, 2024: FLOORBEAM. CORRODED. FLOOR BEAM AT STA 328 AND RBL43 CORROSION INFRONT OF SEAT TRACK. GROUNDED - YES. REPAIRED OUT OF LIMITS AREA OF FLOORBEAM STA 328 AND RBL43 IAW BOEING 737-900 S
- [SDR ASAA2024101253524](https://openairdocs.org/sdr/ASAA2024101253524), Oct 12, 2024: FLOORBEAM. CORRODED. FLOOR BEAM AT STA 294.5 HAS CORROSION AT BL0. GROUNDED - YES. REMOVED CORROSION AT STA 294 BL-0 FLOOR BEAM AND FOUND TO BE OUT OF LIMITS IAW B737-900ER SRM 53-1
- [SDR ASAA2024101253416](https://openairdocs.org/sdr/ASAA2024101253416), Oct 12, 2024: FLOOR SUPPORT. CRACKED. FLOOR SUPPORT ENTERCOSTAL AT LBL 46 FROM FS 312 TO FS 328 IS CRACKED. GROUNDED - YES. REMOVED AND REPLACED INTERCOSTAL IAW B737-900ER SRM 51-40-02-0G-0.
- [SDR ASAA2024101253415](https://openairdocs.org/sdr/ASAA2024101253415), Oct 12, 2024: FLOOR SUPPORT. CRACKED. FLOOR SUPPORT ENTERCOSTAL AT LBL 46 FROM FS 328 TO FS 344 IS CRACKED. GROUNDED - YES. REMOVED AND REPLACED INTERCOSTAL IAW B737-900ER SRM 51-40-02-0G-0.
- [SDR ASAA2024101153819](https://openairdocs.org/sdr/ASAA2024101153819), Oct 11, 2024: WEB. CORRODED. AFT CARGO DOOR CUTOUT LOWER SILL WEB HAS AREAS OF CORROSION. GROUNDED - YES. REMOVED DAMAGE, FOUND TO BE OUT OF LIMITS IAW B737-900ER SRM 53-60-15-1A-1. REMOVED
- [SDR ASAA2024101153694](https://openairdocs.org/sdr/ASAA2024101153694), Oct 11, 2024: CARGO TRACK. CRACKED. AFT CARGO R/H CARGO TRACK IS CRACKED AT STA 727I. GROUNDED - YES. REPAIRED CARGO TRACK IAW B737-900ER SRM 53-00-53-2R-3.
- [SDR ASAA2024101153662](https://openairdocs.org/sdr/ASAA2024101153662), Oct 11, 2024: TRANSITION PANEL. CORRODED. AFT CARGO R/H TRANSITION HAS AREAS OF CORROSION FROM STA 727B TO 767. GROUNDED - YES. REMOVED CORROSION, FOUND TO BE OUT OF LIMITS IAW B737-900ER SRM 53-00-53-1
- [SDR ASAA2024101153640](https://openairdocs.org/sdr/ASAA2024101153640), Oct 11, 2024: BAFFLE. CRACKED. FWD CARGO 2 EA BAFFLE CLIPS CRACKED ON FWD AND AFT SIDE OF FRAME 500K R/H. GROUNDED - YES. FWD CARGO 2EA BAFFLE CLIPS ON FWD AND AFT SIDE OF FRAME STA 500K R/H 
- [SDR ASAA2024101153639](https://openairdocs.org/sdr/ASAA2024101153639), Oct 11, 2024: BAFFLE. CRACKED. FWD CARGO 2 EA BAFFLE CLIPS CRACKED ON FWD AND AFT SIDE OF FRAME 500K R/H. GROUNDED - YES. FWD CARGO 2EA BAFFLE CLIPS ON FWD AND AFT SIDE OF FRAME STA 500K R/H 
- [SDR ASAA2024101153638](https://openairdocs.org/sdr/ASAA2024101153638), Oct 11, 2024: BAFFLE. CRACKED. FWD CARGO 2 EA BAFFLE CLIPS CRACKED ON FWD AND AFT SIDE OF FRAME STA 500J R/H. GROUNDED - YES. FWD CARGO 2EA BAFFLE CLIPS ON FWD AND AFT SIDE OF FRAME STA 500J 
- [SDR ASAA2024101153637](https://openairdocs.org/sdr/ASAA2024101153637), Oct 11, 2024: BAFFLE. CRACKED. FWD CARGO 2 EA BAFFLE CLIPS CRACKED ON FWD AND AFT SIDE OF FRAME STA 500J R/H. GROUNDED - YES. FWD CARGO 2EA BAFFLE CLIPS ON FWD AND AFT SIDE OF FRAME STA 500J 
- [SDR ASAA2024101153632](https://openairdocs.org/sdr/ASAA2024101153632), Oct 11, 2024: SUPPORT ANGLE. CORRODED. AFT CARGO SUPPORT ANGLE UNDER FWD SHIELD HAS CORROSION. GROUNDED - YES. REMOVED CORROSION AND IS OUT OF LIMITS IAW B737-900ER SRM 53-00-53-1A-2, REMOVED AND REP
- [SDR ASAA2024101153631](https://openairdocs.org/sdr/ASAA2024101153631), Oct 11, 2024: SHIELD. CORRODED. AFT CARGO DOOR CUTOUT FWD SHIELD HAS CORROSION. GROUNDED - YES. REMOVED CORROSION AND IS OUT OF LIMITS IAW B737-900ER SRM 53-00-53-1A-2, REMOVED AND REPALCED SH
- [SDR ASAA2024101153627](https://openairdocs.org/sdr/ASAA2024101153627), Oct 11, 2024: BAFFLE. CRACKED. FWD CARGO BAFFLE CLIP CRACKED ON FWD SIDE OF FRAME STA 500I R/H. GROUNDED - YES. FWD CARGO BAFFLE CLIP REMOVED AND REPLACED IAW B737-900ER SRM 51-40-02-0G-0.
- [SDR ASAA2024101153626](https://openairdocs.org/sdr/ASAA2024101153626), Oct 11, 2024: BAFFLE. CRACKED. FWD CARGO 2 EA BAFFLE CLIPS CRACKED ON FWD AND AFT SIDE OF FRAME STA 500K L/H. GROUNDED - YES. FWD CARGO 500K L/H 2EA BAFFLE CLIPS REMOVED AND REPALCED IAW B737
- [SDR ASAA2024101153625](https://openairdocs.org/sdr/ASAA2024101153625), Oct 11, 2024: BAFFLE. CRACKED. FWD CARGO 2 EA BAFFLE CLIPS CRACKED ON FWD AND AFT SIDE OF FRAME STA 500K L/H. GROUNDED - YES. FWD CARGO 500K L/H 2EA BAFFLE CLIPS REMOVED AND REPALCED IAW B737
- [SDR ASAA2024101153623](https://openairdocs.org/sdr/ASAA2024101153623), Oct 11, 2024: ANGLE. CORRODED. AFT CARGO L/H TRANSITION HAS AREAS OF CORROSION FROM STA 727A TO 727J. GROUNDED - YES. REPAIRED AFT CARGO L/H TRANSITION PANEL FROM STA 727A-727J IAW B737-900 S
- [SDR ASAA2024073051472](https://openairdocs.org/sdr/ASAA2024073051472), Jul 30, 2024: LIGHT. DAMAGED. FLUORESCENT FLOOR LIGHTING COVER BROKE OFF AT THE END UP IN FIRST CLASS 6 INCHES OF THE A/C LEFT SIDE. GROUNDED - YES. (RESOLVED ON W/O: 2012170 TASKCARD: N/R-0
- [SDR ASAA2024070950926](https://openairdocs.org/sdr/ASAA2024070950926), Jul 9, 2024: POWER SUPPLY. INOPERATIVE. LH EMERGENCY LIGHT #3 AND 4 INOP. GROUNDED - YES. RELAMPED BOTH LIGHTS REF AMM 33-51-04. STILL REMAIN INOP. REMOVED AND REPLACED POWER SUPPLY M1670 REF AMM 33-5
- [SDR ASAA2023120446510](https://openairdocs.org/sdr/ASAA2023120446510), Dec 4, 2023: POWER SUPPLY. INOPERATIVE. PER T/C 78233008 EMERGENCY LIGHTS ARE INOP AT ROW 4, 9, AND 13. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY BATTERY POWER SUPPLY M1676 PER WDM 33-51-12-4 OPS
- [SDR ASAA2023120446508](https://openairdocs.org/sdr/ASAA2023120446508), Dec 4, 2023: POWER SUPPLY. INOPERATIVE. PER T/C 78233008 EMERGENCY LIGHTS INOP AT L1 DOOR, R2 DOOR, ROW 3, ROW 8.ROW 11, ROW 17, ROW 19, ROW 23 AND ROW 33 AND A/C EXTERIOR R/H AFT OVERWING EXIT, R2 DO
- [SDR ASAA2023110245981](https://openairdocs.org/sdr/ASAA2023110245981), Nov 2, 2023: UNKNOWN. UNKNOWN. #2 FMC INOP.(FAILED DURING FLIGHT, FOLLOWED QRH, NO RECOVERY). GROUNDED - YES. PERFORMED FIM 34-61 TASK 836 INTERMITTEN FAULT, OPS CKS GDOKAY FOR SVC.
- [SDR ASAA2023103145952](https://openairdocs.org/sdr/ASAA2023103145952), Oct 31, 2023: UNKNOWN. UNKNOWN. DURING T/C 78273000, FND ECONOMIC FAULT 77-10851 ON ENG 1. BOTTOM RT EGT SIGNAL OUT OF RANGE. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023101845728](https://openairdocs.org/sdr/ASAA2023101845728), Oct 18, 2023: UNKNOWN. UNKNOWN. REF TC 78273000 ENG 1 ECON FAULT 77-20871 THE TOP LEFT EGT SIGNAL IS OUT OF RANGE (T495S4). GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023090644969](https://openairdocs.org/sdr/ASAA2023090644969), Sep 6, 2023: UNKNOWN. UNKNOWN. REF. TC. 78273000 ENGINE #1 SHOWS ECON. FAULT .77-10841. THE TOP RH EGT SIGNAL IS OUT OF RANGE. T495S1. GROUNDED - YES. (RESOLVED ON W/O: 1967287 TASKCARD: N/R-
- [SDR ASAA2023090644968](https://openairdocs.org/sdr/ASAA2023090644968), Sep 6, 2023: UNKNOWN. UNKNOWN. REF. TC. 78273000 ENGINE #1 SHOWS ECON. FAULT. 77-10851. THE BOTTOM RH EGT SIGNAL IS OUT RANGE. T495S2. GROUNDED - YES. (RESOLVED ON W/O: 1967287 TASKCARD: N/R-
- [SDR ASAA2023090644966](https://openairdocs.org/sdr/ASAA2023090644966), Sep 6, 2023: UNKNOWN. UNKNOWN. REF. TC. 78273000 ENGINE #1 SHOWS FAULT ECON. 73-31371 . THE UPPER EGT SECTORS READ HIGH. GROUNDED - YES. (RESOLVED ON W/O: 1967287 TASKCARD: N/R-00009 ) PERFOR
- [SDR ASAA2023090245005](https://openairdocs.org/sdr/ASAA2023090245005), Sep 2, 2023: UNKNOWN. UNKNOWN. #1 ENGINE EGT TREND DATA SHOWS DECREASE IN EGTHDM. (#PRI2/ETOPS) TASK CARD 78273000CNR 20230902015. GROUNDED - YES. (RESOLVED ON W/O: 1967695 TASKCARD: N/R-0000
- [SDR ASAA2023062243677](https://openairdocs.org/sdr/ASAA2023062243677), Jun 22, 2023: UNKNOWN. UNKNOWN. APU DET INOP LT ILLUMINATED INFLT QRH PROCEDURES REVIEWED. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023052343330](https://openairdocs.org/sdr/ASAA2023052343330), May 23, 2023: HARNESS. DAMAGED. WHILE ACCOMPLISHING ASA TASK CARD #8420001 ON ENG#2 FOUND J10 HARNESS DAMAGED AT 9 O'CLOCK ABOVE VSV B CONNECTOR. GROUNDED - YES. REMOVED AND REPLACED J10 WIRE 
- [SDR ASAA2023051443231](https://openairdocs.org/sdr/ASAA2023051443231), May 14, 2023: UNKNOWN. UNKNOWN. VTK CAPT SIDE. NO FMX BOTH SIDES. MAP REMAINED ON BOTH SIDES. LASTED APPROX 1 MINUTE. GROUNDED - YES. PERFORMED B737-900 FIM TASK 34-61-00-810-836. APPEARS TO B
- [SDR ASAA2023041042838](https://openairdocs.org/sdr/ASAA2023041042838), Apr 10, 2023: PANEL. STUCK. HF/SAT XFRD BUTTON #1 STUCK IN DOWN POSITION. GROUNDED - YES. REMOVED AND REPLACED HF/SAT TRANSFER PANEL IAW B737-900 AMM 23-15-00-400-804.
- [SDR ASAA2023012301583](https://openairdocs.org/sdr/ASAA2023012301583), Jan 20, 2023: MODULATING VALVE. FAULTED. ZONE TEMP CONT CAB INOP. GROUNDED - YES. PERFORMED PACK /ZONE TEMPERATURE CONTROLLER BITE TEST REF B737-900 AMM 21-61-00. PACK CONTROLLER 2 FLAGGED FLIGHT DECK 
- [SDR ASAA2023011141536](https://openairdocs.org/sdr/ASAA2023011141536), Jan 11, 2023: WIRE HARNESS. FAULTED. MAINTENANCE MESSAGE NUMBER 75-20801, T25 SIGNALS DISAGREE SHORT TIME FAULT. NUMBER ONE ENGINE. GROUNDED - YES. REMOVED & REPLACED J9 & J10 HARNESSES. PERFORMED 
- [SDR ASAA2023011041519](https://openairdocs.org/sdr/ASAA2023011041519), Jan 10, 2023: WARNING MESSAGE. FALSE ACTIVATION. CONT CAB ZONE TEMP LIGHT ILLUMINATED DURING MASTER CAUTION RECALL. LIGHT EXTINGUISHED UPON MASTER CAUTION RESET. GROUNDED - YES. ACCOMPLISHED BITE CK B737-900 F
- [SDR ASAA2023010541476](https://openairdocs.org/sdr/ASAA2023010541476), Jan 5, 2023: SENSOR. FAULT MESSAGE. ENG #1 T25 SIGNALS DISAGREE. MSG NBR: 75-10801. GROUNDED - YES. REPLACED #1 ENGINE PT25 SENSOR. OPS CHECK OK, NO FAULTS FOUND. REF B737-900 AMM 73-21-02-400-801
- [SDR ASAA2022121941144](https://openairdocs.org/sdr/ASAA2022121941144), Dec 7, 2022: SUPPORT CHANNEL. CORRODED. FWD PIT AFT BLKHD LOWER SUPPORT CHANNEL IS EXFOLIATED. GROUNDED - YES. REMOVED FWD CARGO AFT BULKHEAD LOWER SUPPORT RAIL/CHANNEL AND INSTALLED NEW LOWER SUPPORT
- [SDR ASAA2022120341035](https://openairdocs.org/sdr/ASAA2022120341035), Dec 3, 2022: FAULT CODE. FALSE INDICATION. WHILE PERFORMING T/C 78273000, FOUND A SHORT TIME FAULT 75-10801 ON NR 1 ENG, T25 SIGNALS DISAGREE GROUNDED - YES. PREFORMED #1 ENG EEC BITE TEST RECENT FAULTS 
- [SDR ASAA2022091739987](https://openairdocs.org/sdr/ASAA2022091739987), Sep 17, 2022: SPACER. DEBONDED. PER ASA T/C 78472010 #1 ENGINE FAN BLADE LUBE SPACERS # 3,4,6,10,13,15,16,18,19,20,21, AND 22 ARE DISBONDED. GROUNDED - YES. BAD SPACERS REPLACED WITH NEW REF A
- [SDR ASAA2022082939700](https://openairdocs.org/sdr/ASAA2022082939700), Aug 29, 2022: VALVE. FAULTY. AFTER T/O CONT CAB ZONE TEMP LITE ILLUMINATED. RAN QRH AND ZONE TEMP LITE EXTINGUISHED. GROUNDED - YES. PER B737-900 FIM 21-62 TASK 801. PERFORMED BITE OF PZTC.
- [SDR ASAA2022081239503](https://openairdocs.org/sdr/ASAA2022081239503), Aug 12, 2022: STARTER GEN. FAULTY. APU FAULT LIGHT DURING APU START. GROUNDED - YES. REMOVED AND REPLACED STARTER-GENERATOR REF B737-900 AMM 49-41-21.
- [SDR ASAA2022081039476](https://openairdocs.org/sdr/ASAA2022081039476), Aug 10, 2022: CONVERTER. INOPERATIVE. APU FAULT ON START, DID NOT START. GROUNDED - YES. REMOVED AND REPLACED START CONVERTER UNIT REF B737-900 AMM 49-41-61.
- [SDR ASAA2022080739386](https://openairdocs.org/sdr/ASAA2022080739386), Aug 7, 2022: AUTOLAND SYS. MIGRATED. ON CATIII AUTOLAND TO 34R IN SEA WITH CRITICAL AREA CLEAR AT 100', A/C DRIFTED TO RIGHT ON CENTERLINE AND WAS LINED UP WITH RUNWAY EDGE. A/C CORRECTED BACK TO C

All 298: https://openairdocs.org/aircraft/N440AS/reports.md

## Service difficulty reports on N440AS not matched to an aircraft (2)

They name N440AS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR 20000831SH023](https://openairdocs.org/sdr/20000831SH023), Aug 15, 2000: SEAL. SEPARATED. LP FWD STATIC SEAL HAD INSUFFICIENT CLEARANCE BETWEEN THE SEAL AND THE STAGE 2 HPT ROTOR DISK AFT FACE. POSSIBLE CAUSE IS THE SEPARATION OF THE 2-PIECE STATOR S
- [SDR 20000831SH022](https://openairdocs.org/sdr/20000831SH022), Aug 15, 2000: SEAL. SEPARATED. LP FORWARD STATIC SEAL HAD INSUFFICIENT CLEARANCE BETWEEN THE SEAL AND THE STAGE 2 HPT ROTOR DISK AFT FACE. POSSIBLE CAUSE IS THE SEPARATION OF THE 2-PIECE STAT

## 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/N440AS/stcs.md

## Earlier aircraft with N440AS

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N440AS before.

- [Cancelled 1979-02-23](https://openairdocs.org/deregistered/N440AS-1979-02-23): Bell 206B, S/N 1617. Exported to Canada. Owner: [Edwards And Associates Inc](https://openairdocs.org/faa-owner/EDWARDS%20AND%20ASSOCIATES%20INC), [Blountville, TN](https://openairdocs.org/faa-place/TN/Blountville)

## 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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