# N444WN: 2003 Boeing 737-7H4 - Status: Valid registration - Airframe: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (registry code 1384404, 143 seats) - Engine: [CFM International CFM56 series](https://openairdocs.org/engine/cfm-international-cfm56-series) (registry code 13802) - Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs) - Serial number: 29839 - Year built: 2003 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: September 12, 2003 - Certificate issued: November 4, 2003 - Expires: November 30, 2028 - Mode S code: A55B7A - Registered owner: [Southwest Airlines Co](https://openairdocs.org/faa-owner/SOUTHWEST%20AIRLINES%20CO) - Location: [Dallas, TX](https://openairdocs.org/faa-place/TX/Dallas) - Owner type: Corporation - Owner's area on the map: 32.8326° N, 96.8491° W: Placed by OpenAirDocs at the center of ZIP code 75235, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=444WN - Page: https://openairdocs.org/aircraft/N444WN 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 model are included. ## ADs that may apply (OpenAirDocs): 55 in force ### Matched by airframe (Boeing 737-7H4) None in force. ### Matched by engine (CFM International CFM56 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 2022-02-03](https://openairdocs.org/ad/2022-02-03): Turbine Engine Accessory Drive · CFM International CFM56-3, CFM56-3B, CFM56-3C and 34 more. Effective Mar 22, 2022 - [AD 2021-16-08](https://openairdocs.org/ad/2021-16-08): Turbine Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 55 more. Effective Sep 28, 2021 - [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 2017-14-08](https://openairdocs.org/ad/2017-14-08): Turbine Engine Compressor Section · CFM International CFM56-3, CFM56-3B and CFM56-3C. Effective Aug 18, 2017 - [AD 2017-05-09](https://openairdocs.org/ad/2017-05-09): Accessory Gearboxes · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 33 more. Effective Apr 13, 2017 - [AD 2016-14-10](https://openairdocs.org/ad/2016-14-10): High-pressure turbine (HPT) disks · CFM International CFM56-3, CFM56-3B and CFM56-3C with STC SE00034EN. Effective Aug 9, 2016 - [AD 2016-02-04](https://openairdocs.org/ad/2016-02-04): Turbine rear frames (TRFs) · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 33 more. Effective Mar 1, 2016 - [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 2013-14-06](https://openairdocs.org/ad/2013-14-06): Hydro-mechanical unit (HMU) fuel control · CFM International CFM56-5, CFM56-5B1, CFM56-5B1/2P and 34 more. Effective Sep 3, 2013 - [AD 2012-02-03](https://openairdocs.org/ad/2012-02-03): Engine · CFM International CFM56-5B1/3, CFM56-5B2/3, CFM56-5B3/3 and 8 more. Effective Mar 15, 2012 - [AD 2010-13-09](https://openairdocs.org/ad/2010-13-09): Stage 3 low-pressure turbine (LPT) · CFM International CFM56-5, CFM56-5-A1/F, CFM56-5A4 and 88 more. Effective Jul 26, 2010 - [AD 2010-12-03](https://openairdocs.org/ad/2010-12-03): Fan blades · CFM International CFM56-3 and CFM56-3B. Effective Jul 13, 2010 - [AD 2010-09-14](https://openairdocs.org/ad/2010-09-14): Exhaust gas temperature (EGT) · CFM International CFM56-5B1/2P, CFM56-5B1/P, CFM56-5B2/2P and 16 more. Effective Jun 8, 2010 - [AD 2010-01-05](https://openairdocs.org/ad/2010-01-05): LP turbine rear frames · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 25 more. Effective Feb 18, 2010 - [AD 2009-18-01](https://openairdocs.org/ad/2009-18-01): LP turbine rear frames · CFM International CFM56-5B1/3, CFM56-5B1/P, CFM56-5B2/3 and 19 more. Effective Oct 1, 2009 - [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 - [AD 2008-03-09](https://openairdocs.org/ad/2008-03-09): Low pressure turbine rear frames (TRFs) · CFM International CFM56-7B18, CFM56-7B20, CFM56-7B22 and 10 more. Effective Mar 10, 2008 - [AD 2007-24-04](https://openairdocs.org/ad/2007-24-04): Low pressure turbine (LPT) · CFM International CFM56-5C4/1. Effective Dec 6, 2007 - [AD 2007-03-15](https://openairdocs.org/ad/2007-03-15): Exhaust gas temperature (EGT) harness · CFM International CFM56-5, CFM56-5B1, CFM56-5B1/2P and 34 more. Effective Mar 19, 2007 - [AD 2006-26-01](https://openairdocs.org/ad/2006-26-01): Fuel filters · CFM International CFM56-2, CFM56-2A, CFM56-2B and 93 more. Effective Jan 3, 2007 - [AD 2005-10-05](https://openairdocs.org/ad/2005-10-05): Air turbine starters · CFM International CFM56-5, CFM56-5B1, CFM56-5B1/2P and 50 more. Effective Jun 14, 2005 - [AD 97-09-02 R3](https://openairdocs.org/ad/97-09-02-R3): High pressure turbine rotor (HPTR) front shafts · CFM International CFM56-5C2, CFM56-5C3/G and CFM56-5C4. Effective Oct 14, 2004 - [AD 2004-10-13](https://openairdocs.org/ad/2004-10-13): Service main fuel pumps · CFM International CFM56-3, CFM56-5, CFM56-5-A1/F and 4 more. Effective Jun 24, 2004 - [AD 2002-22-12](https://openairdocs.org/ad/2002-22-12): Titeflex hoses · BAE Systems ATP, Avro 146-RJ100A, Avro 146-RJ70A and 122 more. Effective Dec 13, 2002 - [AD 2002-16-18](https://openairdocs.org/ad/2002-16-18): Low pressure turbine (LPT) nozzle segments · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 33 more. Effective Sep 18, 2002 - [AD 2002-13-03](https://openairdocs.org/ad/2002-13-03): Turbofan Engines · CFM International CFM56-2, CFM56-2A, CFM56-2B and 55 more. Effective Aug 1, 2002 - [AD 2002-02-13](https://openairdocs.org/ad/2002-02-13): Magnetic Drain Plug · CFM International CFM56-5, CFM56-5-A1/F, CFM56-5A4 and 33 more. Effective Mar 21, 2002 - [AD 2001-11-05](https://openairdocs.org/ad/2001-11-05): No. 4 Bearings · CFM International CFM56-2, CFM56-2B, CFM56-3 and 45 more. Effective Jun 11, 2001 - [AD 2001-09-17](https://openairdocs.org/ad/2001-09-17): Fuel Manifold and CJ9L Harness · CFM International CFM56-5C2, CFM56-5C2/4, CFM56-5C2/F and 13 more. Effective May 14, 2001 - [AD 2001-04-06](https://openairdocs.org/ad/2001-04-06): Fan Disk · CFM International CFM56-3, CFM56-3B and CFM56-3C. Effective Apr 4, 2001 - [AD 2001-02-12](https://openairdocs.org/ad/2001-02-12): On-Wing Torque Inspection · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 11 more. Effective Feb 14, 2001 - [AD 2000-15-01](https://openairdocs.org/ad/2000-15-01): Fuel Leakage · CFM International CFM56-2, CFM56-2A, CFM56-2B and 39 more. Effective Oct 2, 2000 - [AD 2000-05-22](https://openairdocs.org/ad/2000-05-22): CFM International CFM56-2, CFM56-2A, CFM56-2B and 3 more. Effective May 2, 2000 - [AD 99-06-16](https://openairdocs.org/ad/99-06-16): High Pressure Turbine Rotor (HPTR) Front Air Seal · CFM International CFM56-5, CFM56-5-A1/F, CFM56-5A4 and 3 more. Effective Apr 21, 1999 - [AD 98-21-23](https://openairdocs.org/ad/98-21-23): Electronic Engine Control · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 10 more. Effective Nov 2, 1998 - [AD 98-19-20](https://openairdocs.org/ad/98-19-20): Hydromechanical Unit · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 7 more. Effective Oct 7, 1998 - [AD 98-14-51](https://openairdocs.org/ad/98-14-51): Accessory Gearbox · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 10 more. Effective Oct 1, 1998 - [AD 98-19-10](https://openairdocs.org/ad/98-19-10): Accessory Gearbox · CFM International CFM56-3, CFM56-3B and CFM56-3C. Effective Sep 28, 1998 - [AD 98-12-32](https://openairdocs.org/ad/98-12-32): High Pressure Turbine Rotor Disks · CFM International CFM56-2, CFM56-2A, CFM56-2B and 3 more. Effective Jul 20, 1998 - [AD 98-10-11](https://openairdocs.org/ad/98-10-11): Accessory Gearbox · CFM International CFM56-3, CFM56-3B, CFM56-3C and 31 more. Effective Jun 3, 1998 - [AD 98-07-02](https://openairdocs.org/ad/98-07-02): Air/oil Seal · CFM International CFM56-3, CFM56-3B and CFM56-3C. Effective Mar 30, 1998 - [AD 98-02-04](https://openairdocs.org/ad/98-02-04): Low Pressure Turbine Case · CFM International CFM56-5B1/2P, CFM56-5B2/2P, CFM56-5B3/2P and 1 more. Effective Mar 23, 1998 - [AD 89-23-06 R1](https://openairdocs.org/ad/89-23-06-R1): Magnetic Chip Detector · CFM International CFM56-2, CFM56-2A, CFM56-3 and 8 more. Effective Jan 28, 1998 - [AD 97-08-01](https://openairdocs.org/ad/97-08-01): Fan Disks · CFM International CFM56-3, CFM56-3B and CFM56-3C. Effective Jun 23, 1997 - [AD 97-06-01](https://openairdocs.org/ad/97-06-01): High Pressure Compressor Rotor (HPCR) Stage 1-2 Spool · CFM International CFM56-5, CFM56-5B1, CFM56-5B1/2P and 28 more. Effective Jun 3, 1997 - [AD 97-05-13](https://openairdocs.org/ad/97-05-13): Air Turbine Engine Starter · CFM International CFM56-5, CFM56-5-A1/F, CFM56-5A4 and 3 more. Effective Jun 3, 1997 - [AD 96-25-11](https://openairdocs.org/ad/96-25-11): Redesigned Fan Blades · CFM International CFM56-3B and CFM56-3C. Effective Jan 29, 1997 ### Historical (superseded or no longer in force) - [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 2019-12-05](https://openairdocs.org/ad/2019-12-05) (historical): Turbine Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 39 more. Effective Jul 5, 2019 - [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 - [AD 2013-02-02](https://openairdocs.org/ad/2013-02-02) (historical): High-pressure turbine (HPT) disks · CFM International CFM56-3, CFM56-3B and CFM56-3C with STC SE00034EN. Effective Jan 28, 2013 - [AD 2009-01-01](https://openairdocs.org/ad/2009-01-01) (historical): Exhaust gas temperature (EGT) · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 22 more. Effective Dec 31, 2008 - [AD 97-09-02 R2](https://openairdocs.org/ad/97-09-02-R2) (historical): Low pressure turbine rotor (LPTR) · CFM International CFM56-5C2, CFM56-5C2/4, CFM56-5C2/F and 9 more. Effective Apr 29, 2003 - [AD 2003-02-04](https://openairdocs.org/ad/2003-02-04) (historical): Exhaust gas temperature (EGT) · CFM International CFM56-5 Series (all). Effective Feb 27, 2003 - [AD 97-09-02 R1](https://openairdocs.org/ad/97-09-02-R1) (historical): High Pressure Turbine rotor (HPTR) front shaft · CFM International CFM56-5C2/G, CFM56-5C2/G4, CFM56-5C3/G and 3 more. Effective Sep 24, 2002 - [AD 2001-17-14](https://openairdocs.org/ad/2001-17-14) (historical): LPT Conical Supports · CFM International CFM56-5C4/1. Effective Sep 7, 2001 - [AD 2001-08-51](https://openairdocs.org/ad/2001-08-51) (historical): Fuel leakage · CFM International CFM56-5 Series (all) - [AD 2000-12-01](https://openairdocs.org/ad/2000-12-01) (historical): Critical Life-Limited Parts · CFM International CFM56-2, CFM56-2A, CFM56-2B and 54 more. Effective Dec 11, 2000 - [AD 99-08-16](https://openairdocs.org/ad/99-08-16) (historical): CFM International CFM56-2, CFM56-2A, CFM56-2B and 3 more. Effective May 13, 1999 - [AD 97-09-02](https://openairdocs.org/ad/97-09-02) (historical): High/Low Pressure Turbine Rotor · CFM International CFM56-5C2/G, CFM56-5C2/G4, CFM56-5C3/G and 3 more. Effective Jun 30, 1997 All 71: https://openairdocs.org/aircraft/N444WN/ads.md ## Information bulletins (advisory) (4 in force) - [SAIB NE-08-17R3](https://openairdocs.org/saib/NE-08-17R3): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued May 28, 2014 - [SAIB NE-13-33R2](https://openairdocs.org/saib/NE-13-33R2): Turbine Engine Air Inlet Section - LP Turbine, Stage 1 Nozzle Vanes. Issued Jan 28, 2014 - [SAIB NE-12-29](https://openairdocs.org/saib/NE-12-29): Engine Fuel Distribution CFM56-5B LPTACC Fuel Manifold. Issued Apr 27, 2012 - [SAIB NE-06-02](https://openairdocs.org/saib/NE-06-02): . Issued Oct 18, 2005 - [SAIB NE-13-33R1](https://openairdocs.org/saib/NE-13-33R1) (historical): Turbine Engine Air Inlet Section - LP Turbine, Stage 1 Nozzle Vanes. Issued Jun 24, 2013 - [SAIB NE-13-33](https://openairdocs.org/saib/NE-13-33) (historical): Turbine Engine Air Inlet Section - LP Turbine, Stage 1 Nozzle Vanes. Issued May 13, 2013 - [SAIB NE-08-17R2](https://openairdocs.org/saib/NE-08-17R2) (historical): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued Mar 7, 2011 - [SAIB NE-08-17R1](https://openairdocs.org/saib/NE-08-17R1) (historical): Propulsion Technology LLC Unapproved Repair. Issued May 22, 2008 - [SAIB NE-08-17](https://openairdocs.org/saib/NE-08-17) (historical): Propulsion Technologies International Unapproved Repair. Issued May 14, 2008 ## NTSB investigations None matched to N444WN. ## FAA accident and incident reports None matched to N444WN. ## Service difficulty reports (336, 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 SWAA2026092247064](https://openairdocs.org/sdr/SWAA2026092247064), Sep 21, 2026: SLEEVE. MISSING. LEFT SIDE AFT SERVICE DOOR GIRT BAR LOCKING SLEEVE MISSING. CONFIRMED REAR RELEASE STOP AY WAS MISSING. INSTALLED LT AFT SERVICE DOOR GIRT BAR LOCKING SLEEVE IA - [SDR SWAA2026070618708](https://openairdocs.org/sdr/SWAA2026070618708), Jul 4, 2026: SENSOR. FAULTED. ON APPROACH FLAPS STUCK AT THE 10 POSITION. R & R T/E SKEW SENSOR NR 5 IAW AMM 27-59-01. OPS CHECKED GOOD. REF AHM - FLAP SKEW POSITION MARGINS TTG8Q01D16AS. - [SDR SWAA2026060808495](https://openairdocs.org/sdr/SWAA2026060808495), Jun 2, 2026: ISOLATION MOUNT. CRACKED. PASSENGER CABIN AFT ENTRY DOOR FORWARD LOWER SLIDE MOUNT ISOLATOR CRACKED. R & R AFT ENTRY DOOR FORWARD LOWER SLIDE MOUNT ISOLATOR IAW AMM 51-40-02. - [SDR SWAA2026060308507](https://openairdocs.org/sdr/SWAA2026060308507), Jun 2, 2026: BATTERY PACK. FAILED. AFT RT EMERGENCY BATTERY PACK M1672 FAILED CAPACITY CHECK. R&R CABIN EMERGENCY BATTERY PACK PER AMM 33-51-06. - [SDR SWAA2026060308506](https://openairdocs.org/sdr/SWAA2026060308506), Jun 2, 2026: BATTERY PACK. FAILED. AFT LT EMERGENCY BATTERY PACK M1673 FAILED CAPACITY CHECK. R & R CABIN EMERGENCY BATTERY PACK PER AMM 33-51-06. - [SDR SWAA2026060308493](https://openairdocs.org/sdr/SWAA2026060308493), Jun 2, 2026: LENS. OUT OF ADJUST. FWD ENTRY DOOR SIDEWALL EMERGENCY LIGHT LENS NOT ATTACHED<[01] REMOVED AND REPLACED FWD ENTRY DOOR SIDEWALL EMERGENCY EXIT LIGHT ASSY IAW AMM 33-51-01.;[02] INS - [SDR SWAA2026040886783](https://openairdocs.org/sdr/SWAA2026040886783), Apr 6, 2026: LAMP. INOPERATIVE. SIDE WALL LIGHT AT RT OVERWING EXIT ROW INOPERATIVE. RELAMPED RH OVERWING EXIT LIGHT IAW AMM 33-21-00. OPS CHECK GOOD - [SDR SWAA2026030976238](https://openairdocs.org/sdr/SWAA2026030976238), Mar 3, 2026: BULKHEAD WEB. CRACKED. CRACK INDICATION ON STRINGER 7L OF AFT PRESSURE BULKHEAD CENTER WEB. - [SDR SWAA2026030973931](https://openairdocs.org/sdr/SWAA2026030973931), Feb 24, 2026: STRINGER. CRACKED. CRACK INDICATION ON STRINGER 7L OF AFT PRESSURE BULKHEAD CENTER WEB. REPAIRED THE STRINGER IAW EA 26-153-00539. - [SDR SWAA2026030973417](https://openairdocs.org/sdr/SWAA2026030973417), Feb 23, 2026: STRINGER. CRACKED. POSSIBLE CRACK INDICATION ON STRINGER 7L OF AFT PRESSURE BULKHEAD CENTER WEB. REMOVED PRIMER IAW AMM 51-21-11, VERIFIED CRACK IAW NDT MANUAL 51-00-00, PROCEDURE - [SDR SWAA2025063083931](https://openairdocs.org/sdr/SWAA2025063083931), Jun 22, 2025: BATTERY PACK. INOPERATIVE. ALL LIGHTS ASSOCIATED WITH EMERGENCY BATTERY PACK M1669 ARE INOP.<[01] REMOVED; REPLACED; AND PERFORMED GOOD FUNCTIONAL TEST OF EMERGENCY LIGHTS BATTERY PACK M1 - [SDR SWAA2025063083930](https://openairdocs.org/sdr/SWAA2025063083930), Jun 22, 2025: BATTERY PACK. INOPERATIVE. ALL LIGHTS ASSOCIATED WITH EMERGENCY BATTERY PACK M1674 ARE INOP<[01] REMOVED REPLACED AND PERFORMED GOOD FUNCTIONAL TEST OF EMERGENCY LIGHT BATTERY PACK M1674 - [SDR SWAA2025063082311](https://openairdocs.org/sdr/SWAA2025063082311), Jun 16, 2025: FRAME. CRACKED. FORWARD ENTRY DOOR CUTOUT CRACK IN FRAME I/B RADIUS AT BS312 STR 5L (MARKED)<[01] REPAIR ACCOMPLISHED AT M-22-153-01244 (737-NG - SWA - BS 312 FRAME UPPER CHORD - [SDR SWAA2025063082147](https://openairdocs.org/sdr/SWAA2025063082147), Jun 15, 2025: RIB. CRACKED. RIGHT WING DEFLECTION RIB TO WEB; OB CLIP IS CRACKED<[01] REMOVED AND REPLACED RIGHT WING DEFLECTION RIB TO WEB; OB CLIP IAW SRM 51-40-02
DESC: CLIP
P/N: - [SDR SWAA2025063080934](https://openairdocs.org/sdr/SWAA2025063080934), Jun 12, 2025: STRINGER CLIP. CRACKED. FUSELAGE STATION PSX STRINGER CLIP STA 727C; S-5L HAS CRACKED<[01] REMOVED AND INSTALLED STR CLIP AT PAX CABIN STA 727C; S-5L IAW SRM 51-40-02. AND DWG NBR 146A - [SDR SWAA2025063080933](https://openairdocs.org/sdr/SWAA2025063080933), Jun 12, 2025: STRINGER CLIP. CRACKED. FUSELAGE STATION PSX STRINGER CLIP STA 727B; S-6L HAS CRACKED<[01] REMOVED AND INSTALLED STR CLIP AT PAX CABIN STA 727B; S-6L IAW SRM 51-40-02 AND DWG NBR 146A1 - [SDR SWAA2025063080398](https://openairdocs.org/sdr/SWAA2025063080398), Jun 10, 2025: FLOOR PANEL. PULLED. FLOOR PANEL 231XF UPPER SKIN HAS AREAS OF PULLED STRANDS.<[01] FLOOR PANEL 231XF WITH AREAS OF PULLED STRANDS ON UPPER SKIN WAS REPLACED BY FABRICATING A NEW PA - [SDR SWAA2025063080399](https://openairdocs.org/sdr/SWAA2025063080399), Jun 10, 2025: FLOOR PANEL. PULLED. FLOOR PANEL 241AF UPPER SKIN HAS AREAS OF PULLED STRANDS.<[01] FLOOR PANEL 241AF WITH AREAS OF PULLED UPPER STRANDS WAS REPLACED BY FABRICATING A NEW PANEL IAW - [SDR SWAA2025063080400](https://openairdocs.org/sdr/SWAA2025063080400), Jun 10, 2025: FLOOR PANEL. PULLED. FLOOR PANEL 241BF UPPER SKIN HAS AREAS OF PULLED STRANDS.<[01] FLOOR PANEL 241BF WITH AREAS OF PULLED STRANDS WAS REPLACED BY FABRICATING A NEW PANEL IAW SRM 53 - [SDR SWAA2025063080401](https://openairdocs.org/sdr/SWAA2025063080401), Jun 10, 2025: FLOOR PANEL. PULLED. FLOOR PANEL 242AF UPPER SKINHAS AREAS OF PULLED STRANDS.<[01] PANEL 242AF WITH AREAS OF PULLED STRANDS WAS REPLACED BY FABRICATING A NEW PANEL IAW SRM 53-00-50- - [SDR SWAA2025063080182](https://openairdocs.org/sdr/SWAA2025063080182), Jun 10, 2025: ATTACH ANGLE. CRACKED. CRACKED ATTACH ANGLE AT PASSENGER COMPARTMENT BS 706; LBL 1; WL 208. MARKED<[01] REMOVED AND REPLACED NEW ATTACH ANGLE ON PASSENGER COMPARTMENT BS706 LBL1 IAW S - [SDR SWAA2025040922278](https://openairdocs.org/sdr/SWAA2025040922278), Apr 7, 2025: FLAP. DELAMINATED. RH OUTBOARD AFT FLAP (PN: 113A3700-20; SN: 997) UPPER SKIN DELAMINATION AT INBOARD EDGE <[01]. REMOVED R/H O/B AFT. FLAP PER AMM 27-51-22; [02] OK TO INSTALL NE - [SDR SWAA2025040821719](https://openairdocs.org/sdr/SWAA2025040821719), Apr 5, 2025: SKIN. DEBONDED. RIGHT OUTBOARD AFT FLAP UPPER SKIN DISBONDED AT INBOARD EDGE; 10 INCHES FROM AFT EDGE (NOT DELAMINATED)<[01] REPAIRED PER EA 25-157-00897. - [SDR SWAA2025031906544](https://openairdocs.org/sdr/SWAA2025031906544), Mar 18, 2025: GIRT BAR. LOOSE. FWD R/H SERVICE DOOR ESCAPE SLIDE GIRT BAR NEEDS TO BE RE SECURED.<[01] RE SECURED FWD R/H SERVICE DOOR ESCAPE SLIDE GIRT BAR PER MM 25-66-01 - [SDR SWAA2024082227511](https://openairdocs.org/sdr/SWAA2024082227511), Aug 19, 2024: MOUNT. BROKEN. CENTER AISLE OVERWING EXIT LIGHT ASSY HAS BROKEN MOUNTING BRACKETS<[01] R/R CENTER AISLE OVERWING EXIT LIGHT ASSY REF AMM 33-51-01. OPS CHECKS GOOD AT THIS TIME - [SDR SWAA2024072617582](https://openairdocs.org/sdr/SWAA2024072617582), Jul 26, 2024: SEAT. LOOSE. CABIN SEAT ROWS LOOSE IN TRACK AT 21ABC;20ABC;17ABC AND 11ABC<[01] SECURED CABIN SEATS TO FLOOR TRACK AT ROWS 21ABC; 20ABC; 17ABC AND 11ABC IN REF AMM 25-22-00. - [SDR SWAA2024050181299](https://openairdocs.org/sdr/SWAA2024050181299), Apr 30, 2024: LENS. OUT OF ADJUST. CREW REPORTED CEILING EXIT LIGHT LENS CAME OFF<[01] REINSTALLED LENS I/A/W 33-51-01 - [SDR SWAA2024021952547](https://openairdocs.org/sdr/SWAA2024021952547), Feb 14, 2024: SENSOR. FAULTY. FWD NOSE GEAR INDICATED RED; UPPER NOSE GEAR INDICATED GREEN. AIRSPEED WAS 250K; LOWERED GEAR BELOW 230K.<[01] PERFORMED FIM 32-61013 NOSE DOWN DISAGREE; R&R NO - [SDR SWAA2023081484695](https://openairdocs.org/sdr/SWAA2023081484695), Aug 1, 2023: ANGLE. CRACKED. CRACK FOUND AT I/B FASTENER HOLE OF LOWER SUPPORT ANGLE FOR APU REMOTE CONTROL PANEL P-28. CRACK EXTENDS I/B AND O/B FROM BOTH SIDES OF THE HOLE.<[01] CERTIFIED - [SDR SWAA2023081480555](https://openairdocs.org/sdr/SWAA2023081480555), Jul 19, 2023: LIGHT. DISCONNECTED. EXTERIOR AFT RIGHT OVERWING SLIDE EMERGENCY LIGHT INOP. T/S AND REPAIR<[01] RESECURED CONNECTOR AT EXTERIOR AFT RIGHT OVERWING SLIDE EMERGENCY LIGHT; TEST FOUND - [SDR SWAA2023081479311](https://openairdocs.org/sdr/SWAA2023081479311), Jul 16, 2023: BATTERY PACK. INOPERATIVE. EMERGENCY LIGHTS ARE INOPERATIVE AT 11CB;9 CBA; 4 CBA; AND R-1 DOOR<[01] REMOVED AND REPLACED POWER SUPPLY - BATTERY PACK M1675 AND M1670 AS PER REF AMM 33-51-0 - [SDR SWAA2023081476248](https://openairdocs.org/sdr/SWAA2023081476248), Jul 7, 2023: SCUFF PLATE. CRACKED. R-1 DOOR CENTER SCUFF PLATE CRACKED AT AFT EDGE<[01] R 1 DOOR CENTER SCUFF PLATE; WELDING REPAIR WAS ACCOMPLISH BY OUTSIDE VENDOR JDL WELDING UNDER PO414104;[02 - [SDR SWAA2023081475666](https://openairdocs.org/sdr/SWAA2023081475666), Jul 5, 2023: PANEL. CORRODED. CORROSION: NOSE WHEEL WELL PANEL #114AC INB SIDE ALL AROUND. CORRECTION TO FAULT DESCRIPTION. CORROSION: NOSE WHEEL WELL PANEL #113AC INB SIDE ALL AROUND.<[01] - [SDR SWAA2023081475667](https://openairdocs.org/sdr/SWAA2023081475667), Jul 5, 2023: PANEL. CORRODED. CORROSION: NOSE WHEEL WELL ACESS PANEL # 114AC INTERNAL SIDE; CORROSION ALL AROUND.<[01] AFTER REMOVED CORROSION ON SOME AREAS FOUND CORROSION GOING THRU GASKET - [SDR SWAA2023081474578](https://openairdocs.org/sdr/SWAA2023081474578), Jul 3, 2023: PAN. CRACKED. AFT ENTRY DOOR (L 2) INNER LOWER PAN ASSY AFT AND FWD BRACKET ARE CRACKED<[01] REMOVED AND REPLACED NEW AFT ENTRY L-2 DOOR INNER LOWER PAN ASSY AFT AND FWD BRAC - [SDR SWAA2023081474235](https://openairdocs.org/sdr/SWAA2023081474235), Jul 2, 2023: BAFFLE. CRACKED. FWD CARGO LEFT SIDE BAFFLE IS CRACKER AT 440 BELOW 'Z' CHANNEL STRINGER 25 L<[01] REMOVED AND REPLACED SIDE BAFFLE AT FWD CARGO STA 440 STRINGER 25L PER B737-70 - [SDR SWAA2023081473555](https://openairdocs.org/sdr/SWAA2023081473555), Jun 30, 2023: DOOR. CORRODED. CORROSION FOUND AFT CARGO DOOR INTERNAL LOWER FWD AREA HAS SPOTS OF CORROSION.<[01] FOUND CORROSION EXFOLIATION OUT OF LIMITS AS PER SRM 52-30-01-1A-1 AND REMOV - [SDR SWAA2023081471799](https://openairdocs.org/sdr/SWAA2023081471799), Jun 26, 2023: BAFFLE. CRACKED. FWD CARGO COMP. L/H SIDE BELOW SIDEPLATE STA 500 THRU 500A BAFFLE ASSY WITH CRACK AT LBL 23<[01] REMOVED AND REPLACED FWD CARGO COMP. BAFFLE ASSY L/H SIDE BELOW - [SDR SWAA2023081471798](https://openairdocs.org/sdr/SWAA2023081471798), Jun 26, 2023: BAFFLE. CRACKED. FWD CARGO COMP. L/H SIDE BELOW SIDEPLATE STA 500A THRU 500B BAFFLE ASSY WITH CRACKAT LBL 23<[01] REMOVED AND REPLACED BAFFLE ASSY AT FWD CARGO COMP. L/H SIDE BE - [SDR SWAA2023081471511](https://openairdocs.org/sdr/SWAA2023081471511), Jun 25, 2023: SCUFF PLATE. CRACKED. FOUND AFT CARGO COMPARTMENT CENTER SCUFF PLATE CRACKED AT FORWARD EDGE<[01] ACCOMPLISHED WELDING AT AFT CARGO DOOR CENTER SCUFF PLATE OUTSIDE BY J.L WELDNG VEND - [SDR SWAA2023081460727](https://openairdocs.org/sdr/SWAA2023081460727), Jun 19, 2023: BRACKET. CRACKED. AFT ENTRY DOOR SLIDE FWD BRACKET SHOCK MOUNT CRACKED<[01] ENTER IN ERROR - DUPLICATE ITEM - THIS FAULT WILL BE ACCOMPLISHED ON FAULT # TTG8Q00L61Y;[02] VERIFIED - [SDR SWAA2023081460415](https://openairdocs.org/sdr/SWAA2023081460415), Jun 18, 2023: STRINGER. CRACKED. FWD CABIN WET AREA STRINGER CRACKED @ STA 294.5 S-8L MKD DOT<[01] ACCOMPLISHED STRINGER REPAIR AT LT FUSELAGE STRINGER 8-L FROM STA 286 TO STA 300 REF USED B737 - [SDR SWAA2023081460412](https://openairdocs.org/sdr/SWAA2023081460412), Jun 18, 2023: SUPPORT. CRACKED. MAIN CABIN FLOOR CENTER AISLE SUPPORT BREAK CRACKED @ RBL 1 STA 540 WL 208.1<[01] REMOVED FLOOR SUPPORT BREAK ASSY AT STA 540 BTW RBL 1 TO RBL 20 AS PER B737-70 - [SDR SWAA2023081460413](https://openairdocs.org/sdr/SWAA2023081460413), Jun 18, 2023: SUPPORT. CRACKED. MAIN CABI CENTER WING BOX FLOOR SUPPORT INNER CHORD CRACKED AT STA 520 LBL 64 WL 208.1<[01] VERIFIED / INSPECTED REPAIR ACCOMPLISHED AT CABIN FLOOR STRUCTURE ST - [SDR SWAA2023081459853](https://openairdocs.org/sdr/SWAA2023081459853), Jun 16, 2023: SLIDE. DAMAGED. R-1 DOOR ESCAPE SLIDE GIRT FABRIC FRAYED AT BOTTOM.<[01] REMOVED AND REPLACED FWD SERVICE DOOR MOUNTED SLIDE. REF B 737 AMM 25-66-01-401;[02] VERIFIED SLIDE REP - [SDR SWAA2023081459854](https://openairdocs.org/sdr/SWAA2023081459854), Jun 16, 2023: SLIDE. OUT OF ADJUST. R-1 DOOR ESCAPE SLIDEGIRT BAR; BOTH RETAINER CLIPS HAVE LOOSE RIVETS.<[01] REMOVED AND REPLACED FASTENER. AT R-1 DOOR ESCAPE SLIDEGIRT BAR USED REFERENCE B-737. - [SDR SWAA2023081460389](https://openairdocs.org/sdr/SWAA2023081460389), Jun 16, 2023: SLIDE. OUT OF ADJUST. L-1 DOOR ESCAPE SLIDE GIRT BAR BOTH RETAINER CLIPS HAVE LOOSE RIVETS.<[01] REMOVED AND REPLACED FASTENER. USED REFERENCE B-737.SRM- 51-40-05-0G-0;[02] TO CORREC - [SDR SWAA2023081459844](https://openairdocs.org/sdr/SWAA2023081459844), Jun 16, 2023: BRACKET. CRACKED. AFT CARGO AT STA 867 LBL 10 WL 155.5 BRACKET CRACK.<[01] REMOVED AND REPLACED AFT CARGO BRACKET AT STA 867; LBL 10; WL 155.5 AS PER SRM 51-40-02-0G-0 AND DWG 14 - [SDR SWAA2023081459840](https://openairdocs.org/sdr/SWAA2023081459840), Jun 16, 2023: CHANNEL. CORRODED. CORROSION FOUND AFT CARGO RH 'Z' CHANNEL FROM STA 727D TO STA 727E RBL 21 WL 155.5 HAS SPOTS OF CORROSION.<[01] REMOVED CORROSION AT AFT CARGO RH 'Z' CHANNEL FR - [SDR SWAA2023081459841](https://openairdocs.org/sdr/SWAA2023081459841), Jun 16, 2023: CHANNEL. CORRODED. CORROSION FOUND AFT CARGO RH 'Z' CHANNEL FROM STA 727E TO STA 747 RBL 21 WL 155.5 HAS SPOTS OF CORROSION.<[01] REPAIR WAS ACCOMPLISHED IN THE ITEM TTG8Q00LP0BE; All 336: https://openairdocs.org/aircraft/N444WN/reports.md ## STCs that may be installed (OpenAirDocs) (37) 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 737-7H4) - [STC ST00555AT](https://openairdocs.org/stc/ST00555AT): Installation of Airshow 210 system. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists 737 Series - [STC SA4842SW](https://openairdocs.org/stc/SA4842SW): Modification of air to air heat exchanger (P/N 182820-2 Series 2). Honeywell International Inc. Lists 737 Series - [STC SA270NW](https://openairdocs.org/stc/SA270NW): Installation of modified seat. Aviation Technical Services. Lists 737 Series - [STC ST01162NY](https://openairdocs.org/stc/ST01162NY): Installation of Literature Pockets. Magee Plastics Company. Lists 737 Series - [STC SA2607SO](https://openairdocs.org/stc/SA2607SO): Installation of coffee maker P/N 416-1001-29. B/E Aerospace Inc. Lists 737 Series - [STC SA2608SO](https://openairdocs.org/stc/SA2608SO): Installation of rail assembly, P/N 416-0201-15. B/E Aerospace Inc. Lists 737 Series - [STC SA3058SO](https://openairdocs.org/stc/SA3058SO): Installation of coffee maker 416-0001-23 and rail assembly 416-0201-5. B/E Aerospace Inc. Lists 737 Series - [STC ST01476AT](https://openairdocs.org/stc/ST01476AT): Installation of coffee maker. B/E Aerospace Inc. Lists 737 Series - [STC ST01778AT](https://openairdocs.org/stc/ST01778AT): Installation of espresso maker p/n 3510-0066-01. B/E Aerospace Inc. Lists 737 Series - [STC SA629GL](https://openairdocs.org/stc/SA629GL): Installation of Grimes galley, Model 1545LW unit 2 and unit 4. B/E Aerospace. Lists 737 Series - [STC ST01332AT](https://openairdocs.org/stc/ST01332AT): Installation of Galley Service Carts. Champ International, Inc. Lists 737 Series - [STC ST09870SC](https://openairdocs.org/stc/ST09870SC): Installation of Mechanical Window Shades. Lou Martin & Associates. Lists 737 Series - [STC ST00033AT](https://openairdocs.org/stc/ST00033AT): Installation of a single Mode S system and provisions for a TCAS II system. General Aerospace, Inc. Lists 737 Series - [STC SA4532NM](https://openairdocs.org/stc/SA4532NM): Installation of Coltech, CTD-80 ATSCALL, enabling company calling of selected aircraft via company selected radio. Avtech Corporation. Lists 737 Series - [STC ST4532NM](https://openairdocs.org/stc/ST4532NM): Installation of Coltech CTD-80 ATSCALL, enabling company calling of selected aircraft via company selected radio. Avtech Corporation. Lists 737 Series - [STC ST00774NY](https://openairdocs.org/stc/ST00774NY): Installation of a passenger cabin Liquor/beverage service cart P/N E500170. (757-222) (767-222) (727-222) (737 SERIES 222, 291, 322, 522) (747-100 SERIES 238B). Driessen Aircraft Interior Systems USA, Inc. Lists 737 Series - [STC ST02052AT](https://openairdocs.org/stc/ST02052AT): Installation of a single Collins GNLU910A flight management system, along with global navigation satellite system sensor. General Aerospace, Inc. Lists 737 Series - [STC SA02034AT](https://openairdocs.org/stc/SA02034AT): Manufacture of tray carrier, P/N 2282-506. BFE Services. Lists 737 Series - [STC ST01968AT](https://openairdocs.org/stc/ST01968AT): Manufacture of inserts for galley stowage. JK Aerospace, Inc. Lists 737 Series - [STC SA01916AT](https://openairdocs.org/stc/SA01916AT): Manufacture of Tray Carrier P/N 1839-501. BFE Services. Lists 737 Series - [STC SA2534SO](https://openairdocs.org/stc/SA2534SO): Installation of window shades, acoustic panes and reveals. Magee Plastics Company. Lists 737 Series - [STC ST179CH](https://openairdocs.org/stc/ST179CH): Installation of cargo container curtain. Plastic Composites Corp. Lists 737 Series - [STC SA00056LA](https://openairdocs.org/stc/SA00056LA): Installation of Weber Coffeemaker, P/N 870130-415. Monogram Systems. Lists 737 Series - [STC SA6090NM](https://openairdocs.org/stc/SA6090NM): Installation of emergency vision assurance system (EVAS). VisionSafe Corporation. Lists 737 Series - [STC SA370NW](https://openairdocs.org/stc/SA370NW): Removal of passenger interior, installation of cargo compartment liners and cargo tie down equipment. Western Metal Products. Lists 737 Series - [STC SA2589CE](https://openairdocs.org/stc/SA2589CE): Install Bennetts Seat Converter Stowage Compartment on passenger seat(s). John's Aircraft and Upholstery. Lists 737 Series - [STC SA1029NW](https://openairdocs.org/stc/SA1029NW): Installation of a cargo system. Western Metal Products. Lists 737 Series - [STC SA1258EA](https://openairdocs.org/stc/SA1258EA): Installation of Cosco model78-( ) child restraint system. (172M S/N 17263459 - 17267584). Miller Stuart R. Lists 737 Series - [STC SA1052SO](https://openairdocs.org/stc/SA1052SO): Installation of GE battery P/N43B022RB36 in place of Marathon P/N CA-727-7, CA-727-20, or CA-27-20 batteries or SAFT P/N23180 batteries; or installation of GE battery P/N 43B020RB10 replacing Marathon P/N CA-727-7, CA-727-20 or CA-27-20 or SAFT P/N 23186 or 23180 batteries. General Electric Company. Lists 737 Series - [STC SA1082NW](https://openairdocs.org/stc/SA1082NW) (historical): Installation of auxiliary fuel tanks in the aft cargo compartment. (737 series -2K9A). Rogerson ATS. Lists 737 Series ### Approved for the engine (CFM International CFM56 series) - [STC SE04840NY](https://openairdocs.org/stc/SE04840NY): Installation of HarcoSemco Exhaust Gas Temperature (EGT) Electrical Harnesses in CFM56-7 engine. Kilroy Aviation LLC. Lists CFM56-7B20 - [STC SE03036CH](https://openairdocs.org/stc/SE03036CH): Application of a deep compressive stress layer using a Low Plasticity Burnishing (LPB) process on CFM56-7 Series Engines Stage 1 High Pressure Compressor (HPC) Blade Dovetails in accordance with Delta Air Lines Inc. Drawing No. 72-0396, Revision B, dated November 3, 2011, or later FAA Approved revision. Delta Air Lines Inc. Lists CFM56-7B20 - [STC SE00032EN](https://openairdocs.org/stc/SE00032EN): Installation of Pratt & Whitney (P&W) Global Material Solutions (GMS) CFM56-3 Fan/Booster Module. Pratt & Whitney. Lists CFM56-3 - [STC SE00033EN](https://openairdocs.org/stc/SE00033EN): Installation of Pratt & Whitney (P&W) Global Material Solutions (GMS) CFM56-3 High Pressure Compressor Module. Pratt & Whitney. Lists CFM56-3 - [STC SE00034EN](https://openairdocs.org/stc/SE00034EN): Installation of Pratt & Whitney (P&W) Global Material Solutions (GMS) CFM56-3 High Pressure Turbine Module. Pratt & Whitney. Lists CFM56-3 - [STC SE00035EN](https://openairdocs.org/stc/SE00035EN): Installation of Pratt & Whitney (P&W) Global Material Solutions (GMS) CFM56-3 Low Pressure Turbine Module. Pratt & Whitney. Lists CFM56-3 - [STC SE00822CH](https://openairdocs.org/stc/SE00822CH): Install AeroControlex P/N 2604880-001 variable stator feedback control cable and P/N 2604880-002 variable bleed valve feedback control cable on CFM International engines. AeroControlex Group TransDigm Inc. Lists CFM56-2 ## Related - Other Boeing 737-7H4 aircraft: https://openairdocs.org/model/boeing-737-7h4/aircraft.md - The CFM International CFM56 series engine: https://openairdocs.org/engine/cfm-international-cfm56-series.md --- 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.