# N480WN: 2004 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: 33998 - Year built: 2004 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: August 25, 2004 - Certificate issued: October 12, 2004 - Expires: August 31, 2028 - Mode S code: A5EA9A - 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=480WN - Page: https://openairdocs.org/aircraft/N480WN 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/N480WN/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 (1) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB DCA22LA151](https://openairdocs.org/ntsb/DCA22LA151), Jul 2, 2022: Boeing 737-700 (N480WN), Santa Ana, CA, no damage. Probable cause: A flight attendant received a serious injury for undetermined reasons during a firm landing. ## FAA accident and incident reports None matched to N480WN. ## Service difficulty reports (281, 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 SWAA2026082765386](https://openairdocs.org/sdr/SWAA2026082765386), Aug 25, 2026: PANEL. CRACKED. L/H WING UPPER TRAILING EDGE SURFACE PANEL AFT RIVET CRACKED OTBD OF PYLON JUST ABOVE DEFLECTION RIB R&R L/H WING UPPER TRAILING EDGE SURFACE PANEL AFT RIVET RE - [SDR SWAA2026082066279](https://openairdocs.org/sdr/SWAA2026082066279), Aug 17, 2026: ENGINE. FAILED. NR 1 ENG, LOUD BANG DURING CLIMB OUT. REMOVED AND REPLACED NR 1 ENGINE IAW MT 771-00-01 ON TTG8Q006VJKP. - [SDR SWAA2026081038878](https://openairdocs.org/sdr/SWAA2026081038878), Aug 6, 2026: LENS. DETACHED. CALLED AT PUSH TIME. EXIT ROW PLACARD BY SEAT 15F NEEDS TO BE REATTACHED. REPLACED EXIT ROW BY SEAT 15F EMERGENCY LIGHT LENS IAW AMM 33-51-01. - [SDR SWAA2026072358008](https://openairdocs.org/sdr/SWAA2026072358008), Jul 19, 2026: IDG. WARNING LIGHT. SOURCE OFF LIGHT AND DRIVE LIGHT ILLUMINATED IN CRUZE PER QRH DISCONNECT SWITCH TO DISCONNECT REMOVED AND REPLACED IDG IAW AMM 24-11-11. OPS CHECK AND LEAK CHEC - [SDR SWAA2026070610606](https://openairdocs.org/sdr/SWAA2026070610606), Jun 10, 2026: SUPPORT ANGLE. CRACKED. CRACKED SUPPORT ANGLE AT BOOST PUMP, FRONT SPAR UPPER POSITION LT WING. REPLACED THE ANGLE, THREE SHIMS AND FASTENERS. IAW SRM 51-40-02-0G-0, SRM 51-10-02, ITEM - [SDR SWAA2026070611072](https://openairdocs.org/sdr/SWAA2026070611072), Jun 10, 2026: STRAP. CRACKED. CRACK INDICATION FOUND IN OPEN FASTENER HOLE FWD MIDDLE AT STUB BEAM STRAPS BS 616, LBL 45.57. CRACK DIRECTION 3 OCLOCK LOOKING FWD FROM OTBD FACE. REPLACED STR - [SDR SWAA2026070611071](https://openairdocs.org/sdr/SWAA2026070611071), Jun 10, 2026: STRAP. CRACKED. CRACK INDICATION FOUND IN OPEN FASTENER HOLE AFT AT STUB BEAM STRAPS, BS 639, RBL 45.57. CRACK DIRECTION 3 OCLOCK LOOKING FWD FROM INBD FACE. REPLACED THE STRAP - [SDR SWAA2026070610903](https://openairdocs.org/sdr/SWAA2026070610903), Jun 10, 2026: BEAM. CRACKED. CRACKED BEAM BTWN ORSS279 TO ORSS327, LT WING T/E. REPLACED THE BEAM IAW SRM 51-10-02, ITEM 9, SRM 51-40-02, AND DWG 115A3712, SHEET 5, REV-. - [SDR SWAA2026070611070](https://openairdocs.org/sdr/SWAA2026070611070), Jun 10, 2026: PLATE. CRACKED. CRACK CORRUGATED PLATE TRAILING EDGE LOCATED ORSS 241 AT RT WING. REPLACED CORRUGATED PLATE IAW SRM 51-10-02 ITEM 9, AND SRM 51-40-02. - [SDR SWAA2026070610905](https://openairdocs.org/sdr/SWAA2026070610905), Jun 10, 2026: PLATE. CRACKED. CRACK CORRUGATED PLATE AT TRAILING EDGE, BETWEEN ORSS 267 TO ORSS 270, RT WING. REPLACED THE CORRUGATED PLATE IAW SRM 51-40-02, SRM 51-10-02, ITEM 9, & DWG 115A - [SDR SWAA2026070610900](https://openairdocs.org/sdr/SWAA2026070610900), Jun 10, 2026: BEAM. CORRODED. CORRODED BEAM LOCATED BETWEEN ORSS 277 TO ORSS 330 TRAING EDGE AT RT WING. REPLACED THE CORRODED BEAM IAW SRM 51-40-02-0G-0, AND DWG 115A3700, SHEET 32, REV-. - [SDR SWAA2026070610902](https://openairdocs.org/sdr/SWAA2026070610902), Jun 10, 2026: PLATE. CRACKED. CRACK CORRUGATED PLATE TRAILING EDGE AT LEVEL ORSS239 AT LT WING. REPLACED CORRUGATED PLATE TRAILING EDGE AT LEVEL ORSS239 AT LT WING IAW SRM 51-40-02 AND DWG#1 - [SDR SWAA2026070610899](https://openairdocs.org/sdr/SWAA2026070610899), Jun 10, 2026: TEE ANGLE. DAMAGED. ELONGATED HOLE ON T-ANGLE TRAILING EDGE LOCATED ORSS279 AT LT WING. REPLACED T-ANGLE TRAILING EDGE LOCATED ORSS279 AT LT WING IAW B737-700 SRM 51-10-02 ITEM 9; - [SDR SWAA2026070610901](https://openairdocs.org/sdr/SWAA2026070610901), Jun 10, 2026: PLATE. CRACKED. CRACK CORRUGATED PLATE TRAILING EDGE LOCATED BETWEEN ORSS 255 TO ORSS 265 AT RT WING. REPLACED CORRUGATED PLATE TRAILING EDGE LOCATED BETWEEN ORSS 255 TO ORSS 2 - [SDR SWAA2026070611073](https://openairdocs.org/sdr/SWAA2026070611073), Jun 10, 2026: PLATE. CRACKED. CRACK CORRUGATED PLATE TRAILING EDGE AT LEVEL IRSS 215 AT LT WING. ] REPLACED CORRUGATED PLATE LOC. TRAILING EDGE AT LEVEL IRSS 215 AT LT WING IAW SRM 51-10-02 - [SDR SWAA2026070611074](https://openairdocs.org/sdr/SWAA2026070611074), Jun 10, 2026: ANGLE. CRACKED. CRACK ANGLE TRAILING EDGE LOCATED IRSS141 AT LT WING. REPLACED ANGLE AND FASTENERS LOCATED TRAILING EDGE IRSS141 AT LT WING IAW SRM 51-40-02 AND SRM 51-10-02 IT - [SDR SWAA2026070611075](https://openairdocs.org/sdr/SWAA2026070611075), Jun 10, 2026: ANGLE. CRACKED. CRACK ANGLE OF ACCESS PANEL 651FB TRAILING EDGE AT RT WING. REPLACED ANGLE OF ACCESS PANEL 651FB TRAILING EDGE AT RT WING IAW SRM 51-10-02 ITEM 9; SRM 51-40-02, - [SDR SWAA2026070610898](https://openairdocs.org/sdr/SWAA2026070610898), Jun 10, 2026: SUPPORT BEAM. CORRODED. CORROSION ON BEAM TRAILING EDGE LOCATED BTW ORSS335 TO ORSS435 AT LT WING. REPLACED LOWER PANEL SUPPORT BEAM LOC. BTW ORSS335 TO ORSS439 AT LT WING AND FASTENER - [SDR SWAA2026070610461](https://openairdocs.org/sdr/SWAA2026070610461), Jun 9, 2026: ACCESS PANEL. DAMAGED. ELONGATED HOLES ACCESS PANEL 661BB AT RT WING. REPAIRED ACCESS PANEL 661BB AT RT WING IAW SRM 51-70-05-2R-9 REPAIR 9. - [SDR SWAA2026070610132](https://openairdocs.org/sdr/SWAA2026070610132), Jun 8, 2026: WEB. CRACKED. CRACKED WEB EXTERNAL SKIN BS 1016, STR 2L - 2R. REPLACED THE WEB IAW DWG 176A3101, SHEET 4, REV-, SRM 51-40-02, AND SRM 51-10-02, ITEM 9. - [SDR SWAA2026070610130](https://openairdocs.org/sdr/SWAA2026070610130), Jun 8, 2026: STIFFENER. CRACKED. CRACKED STIFFENER, BS 540 BTWN BL 0 TO LBL 24.75. REPLACED THE STIFFENER IAW SRM 51-40-02-0G-0, AND DWG 143A0060, SHEET 36, REV A. - [SDR SWAA2026070610129](https://openairdocs.org/sdr/SWAA2026070610129), Jun 8, 2026: STIFFENER. CRACKED. CRACKED STIFFENER, FLOORBEAM BS 540 BTWN BL 0 TO RBL 24.75 PASSENGER CABIN. REPLACED STIFFENER IAW SRM 51-40-02-0G-0, AND DWG 143A0060, SHEET 36, REV A. - [SDR SWAA2026070609740](https://openairdocs.org/sdr/SWAA2026070609740), Jun 6, 2026: ACCESS PANEL. DAMAGED. ELONGATED HOLES ACCESS PANEL 561BB AT LT WING. REPAIRED ACCESS PANEL 561BB AT LT WING IAW SRM 51-70-04-2R-10 REPAIR 10. - [SDR SWAA2026070609741](https://openairdocs.org/sdr/SWAA2026070609741), Jun 6, 2026: ACCESS PANEL. DAMAGED. ELONGATED HOLES ON ACCESS PANEL 561CB TRAILING EDGE AT LT WING REPAIRED ACCESS PANEL 561CB TRAILING EDGE AT LT WING IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. - [SDR SWAA2026070609739](https://openairdocs.org/sdr/SWAA2026070609739), Jun 6, 2026: ACCESS PANEL. DAMAGED. ELONGATED HOLES ACCESS PANEL 561AB AT LT WING. REPAIRED ACCESS PANEL 561AB AT LT WING IAW SRM 51-70-04-2R-10, REPAIR 10. - [SDR SWAA2026051903904](https://openairdocs.org/sdr/SWAA2026051903904), May 17, 2026: ACCESS PANEL. LEAKING. FUEL LEAK FOUND ON LEFT WING CANOE FAIRING<[01] FOUND FUEL LEAK FROM NR 5 DRIPSTICK ACCESS PANEL. RE-TORQUED PANEL PER AMM 28-11-11. FUEL LEAK NOW CLASSIFIED AS - [SDR SWAA2026042090096](https://openairdocs.org/sdr/SWAA2026042090096), Apr 16, 2026: COALESCER BAG. ODOR. AFTER LANDING A STRONG ELECTRICAL ODOR STARTED THEN DISSIPATED THROUGHOUT CABIN AND COCKPIT. FOUND SLIGHT ODOR FROM AIR DUCTS WHEN APU INITIALLY TURNED ON; THEN - [SDR SWAA2025111334157](https://openairdocs.org/sdr/SWAA2025111334157), Nov 12, 2025: SEAL. CRACKED. RT HORIZONTAL STAB UPPER SLIDING SEAL CRACKED. REMOVED AND REPLACED RH HORIZONTAL STAB UPPER SLIDING SEAL REF AMM 53-31-31. - [SDR SWAA2025111334156](https://openairdocs.org/sdr/SWAA2025111334156), Nov 12, 2025: SEAL. CRACKED. LEFT HORIZONTAL STAB UPPER SLIDING SEAL CRACKED. REMOVED AND REPLACED SLIDING SEAL AND OPS CHECKED GOOD IAW AMM 53-31-31. - [SDR SWAA2025111334158](https://openairdocs.org/sdr/SWAA2025111334158), Nov 12, 2025: BATTERY PACK. NO TEST. AFT L/H EMERGENCY LIGHTING BATTERY PACK FAILED THE CAPACITY CHECK. REMOVED AND REPLACED BATTERY PACK PER M/M 33-51-06. - [SDR SWAA2025091915619](https://openairdocs.org/sdr/SWAA2025091915619), Sep 17, 2025: LAMP. INOPERATIVE. LEFT OVERWING EMERGENCY EXIT WINDOW LIGHT INOP. REMOVED AND REPLACED LEFT OVERWING EMERGENCY LIGHT LAMP PER AMM 33-21-00-960-801-NG. OPS CHECKED GOOD. - [SDR SWAA2025063085654](https://openairdocs.org/sdr/SWAA2025063085654), Jun 26, 2025: HANDLE. LOOSE. FWD ENTRY DOOR UPPER ASSIST HANDLE IS LOOSE. RE SECURED FWD ENTRY DOOR UPPER ASSIST HANDLE REF AMM 20-50-11. - [SDR SWAA2025052072109](https://openairdocs.org/sdr/SWAA2025052072109), May 17, 2025: ENGINE. POWER LOSS. ON TAKEOFF; BOTH THROTTLES AND N1S CAME UP TO OVER 40%. #1 N1 CAME RIGHT UP TO 95.8%; #2 STAYED BACK AT JUST OVER 40%. BOTH THROTTLES CAME UP TO NORMAL POSITION - [SDR SWAA2024083031916](https://openairdocs.org/sdr/SWAA2024083031916), Aug 28, 2024: SIGN. DETACHED. EMERGENCY EXIT SIGN AT THE R/H OVER WING EXIT FELL OFF<[01] INSTALLED NEW EMERGENCY EXIT SIGN LENS BELOW RH OVERWING EXIT IAW AMM 33-51-01 - [SDR SWAA2024072514231](https://openairdocs.org/sdr/SWAA2024072514231), Jul 20, 2024: LAMP. INOPERATIVE. L1 DOOR EXTERIOR EMERGENCY LIGHT INOPERATIVE.<[01] RELAMPED L1 DOOR EXTERIOR EMERGENCY LIGHT AS PER B737 AMM 33-51-04-960-802. OPERATIONAL TEST PASSED.;[02] VER - [SDR SWAA2024072514230](https://openairdocs.org/sdr/SWAA2024072514230), Jul 19, 2024: BATTERY PACK. INOPERATIVE. FOUND SEVERAL EMERGENCY LIGHTS INOPERATIVE IN THE PASSENGER CABIN.<[01] PERFORMED T/S OF THE EMERGENCY LIGHT SYSTEM AS PER B737 WDM 31-51-12 AND FOUND THE BATTE - [SDR SWAA2024072510897](https://openairdocs.org/sdr/SWAA2024072510897), Jul 9, 2024: PANEL. CORRODED. FOUND PANEL 192F WITH LIGHT SURFACE CORROSION AT ANTENNA BASE AND BONDING SEAL DAMAGE<[01] RECEIVED NEW PANEL 192F
PART:654A0004-613
PANEL WILL BE INSTALL - [SDR SWAA2024072504493](https://openairdocs.org/sdr/SWAA2024072504493), Jun 21, 2024: ANGLE. CORRODED. AFT CARGO AT STA 727 RBL 21 S-25R WL 156 FLOOR SUPPORT ANGLE HAS A RUSTED FASTENER NUT - VIEWED FROM UNDERSIDE. 124-013<[01] REMOVED AND REPLACED NUT AT AFT CAR - [SDR SWAA2024072504339](https://openairdocs.org/sdr/SWAA2024072504339), Jun 21, 2024: ANGLE. CORRODED. *CORROSION* LATERAL TRANSITION ANGLE UPPER SURFACE STA 947 AT LBL 3 APPROX S-27L WL 156. 1245-003 AFT CARGO COMPARTMENT.<[01] REMOVED AND REPLACED TRANSITION AN - [SDR SWAA2024072503183](https://openairdocs.org/sdr/SWAA2024072503183), Jun 18, 2024: SEAL. DETERIORATED. INBOARD FLAP UPPER SKIN RIGHT WING PANEL 653ET SEAL DETERIORATED.<[01] REMOVED AND REPLACED SEAL AT R/W INBOARD FLAP UPPER SKIN RIGHT WING PANEL 653ET PER REF S - [SDR SWAA2024072503170](https://openairdocs.org/sdr/SWAA2024072503170), Jun 18, 2024: FLOOR PANEL. DELAMINATED. CABIN FLOOR PANEL 242DF WITH UPPER SKIN AREA DELAMINATED / TORN.<[01] RECEIVED FLOOR PANEL 242DF WILL BE INSTALLED ON TTG8Q00TMJLS.;[02] VERIFIED STEP 1


- [SDR SWAA2024072502815](https://openairdocs.org/sdr/SWAA2024072502815), Jun 17, 2024: PRESSURE DECK. CRACKED. CRACK FOUND AT INTERNAL MAIN CABIN HORIZONTAL PRESSURE WEB STA 673 RBL 42.<[01] ACCOMPLISHED R/H PRESSURE DECK WEB REPAIR BETWEEN STA 663.75 TO STA 675 AND BETW - [SDR SWAA2024072511978](https://openairdocs.org/sdr/SWAA2024072511978), Jun 16, 2024: PLATE. LOOSE. RIGHT WING DEFLECTOR RIB TO DEFLECTOR PANEL AT SERRATED PLATES LOOSE<[01] ACCOMPLISHED REPAIR AT RIGHT WING DEFLECTOR RIB UPPER TAB IN REF B737-700 SRM 57-51-02 - [SDR SWAA2024052086057](https://openairdocs.org/sdr/SWAA2024052086057), May 16, 2024: LIGHT. MISSING. ESCAPE PATH EGRESS STRIP MISSING AT SEAT 24C<[01] REPLACED MISSING PHOTO ILLUMINATION STRIP PER AMM 33-51-15 - [SDR SWAA2024042979509](https://openairdocs.org/sdr/SWAA2024042979509), Apr 26, 2024: BATTERY PACK. MALFUNCTIONED. EMERGENCY LIGHTS NEAR FO OWE FLICKER THEN GO OUT.<[01] 01 - REMOVED AND REPLACED PER [AMM 33-51-06-960-805-NG (POWER SUPPLY - BATTERY PACK REPLACEMENT - PERMANE - [SDR SWAA2024041173210](https://openairdocs.org/sdr/SWAA2024041173210), Apr 10, 2024: LENS. MISSING. EMERGENCY AISLE EXIT SIGN MISSING<[01] FOUND AND INSTALLED LENS REF AMM 33-51-01 - [SDR SWAA2024022153635](https://openairdocs.org/sdr/SWAA2024022153635), Feb 19, 2024: BATTERY PACK. INOPERATIVE. L1 SLIDE LIGHT AND ASSOCIATED INTERIOR LIGHTED SIGNS INOP.<[01] R&R'D BATTERY PACK M1675 PER AMM 33-51-06. - [SDR SWAA2023110617487](https://openairdocs.org/sdr/SWAA2023110617487), Nov 3, 2023: LIGHT. INOPERATIVE. R/H SLIDE/OVERWING EMERGENCY LIGHT INOP<[01] RELAMPED R/H SLIDE/OVERWING EMERGENCY LIGHT PER AMM 33-51-04. OPS CHECK GOOD. - [SDR SWAA2023091499803](https://openairdocs.org/sdr/SWAA2023091499803), Sep 13, 2023: ISOLATOR. CRACKED. FWD SERVICE DOOR AFT SLIDE ATTACH ISOLATOR CRACKED<[01] R&R FWD SERVICE DOOR AFT SLIDE ATTACH ISOLATOR IAW AMM 52-41-00. All 281: https://openairdocs.org/aircraft/N480WN/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.