# N459WN: 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: 32497 - Year built: 2004 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: April 29, 2004 - Certificate issued: June 21, 2004 - Expires: August 31, 2027 - Mode S code: A5958C - 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=459WN - Page: https://openairdocs.org/aircraft/N459WN From the FAA registry file of October 22, 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/N459WN/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 N459WN. ## FAA accident and incident reports None matched to N459WN. ## Service difficulty reports (335, 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 SWAA2026101619404](https://openairdocs.org/sdr/SWAA2026101619404), Oct 5, 2026: STUB FRAME. CRACKED. A CRACK FOUND AT BS 639, LT STUB BEAM STRAP AFT HOLE. INSPECTION COMPLETE VERIFIED RII ITEMS COMPLETE. R & R THE STUB FRAME STRAP IAW DWG 144A1715, REV-, DWG 11 - [SDR SWAA2026091450744](https://openairdocs.org/sdr/SWAA2026091450744), Sep 10, 2026: BRACKET. CRACKED. NR 1 ENGINE HYDRAULIC SUPPORT BRACKET CRACKED, INBD OF R3 NACELLE SUPPORT FITTING AFT BOLT. REPAIRED ON W/O 2600R1343. - [SDR SWAA2026061612734](https://openairdocs.org/sdr/SWAA2026061612734), Jun 14, 2026: VALVE. INOPERATIVE. NO FUEL FLOW TO NR 2 ENGINE AFTER PUSHBACK. CYCLED NR 2 SPAR VALVE BREAKER AND PERFORMED TWO ENGINE STARTS. OPS CHECKED GOOD IAW AMM 28-22-00 AND 72-00-00. - [SDR SWAA2026050493354](https://openairdocs.org/sdr/SWAA2026050493354), Apr 28, 2026: FLASHLIGHT. INOPERATIVE. WORKING MEL 25-12-01 FWD CABIN EMERGENCY FLASHLIGHT INOPERATIVE. REMOVED AND REPLACED; FLASHLIGHT AND BATTERY PACK IAW AMM 25-64-00. OPS CHECK GOOD - [SDR SWAA2026040786926](https://openairdocs.org/sdr/SWAA2026040786926), Apr 5, 2026: BATTERY. SMOKE. TAXING IN FWD F/A SMELT SMOKE IN FWD CABIN NO VISIBLE SMOKE NOTED<[01] PERFORMED COND INSPECTION PER AMM 05-51-56 AND FIM 21-00 TASK 806. FOUND FWD CABIN EMERGE - [SDR SWAA2026040786778](https://openairdocs.org/sdr/SWAA2026040786778), Apr 5, 2026: FLASHLIGHT. SMOKE. TAXING IN FWD F/A SMELT SMOKE IN FWD CABIN NO VISIBLE SMOKE NOTED<[01] PERFORMED COND INSPECTION PER AMM 05-51-56 AND FIM 21-00 TASK 806. FOUND FWD CABIN EMERGE - [SDR SWAA2025121951402](https://openairdocs.org/sdr/SWAA2025121951402), Dec 10, 2025: SCUFF PLATE. CRACKED. CRACK ON CENTER SCUFF PLATE IN THE FWD CARGO CUT OUT. REPAIRED THE CENTER SCUFF PLATE IAW SRM 53-30-15-2R-1, REPAIR 1. - [SDR SWAA2025121951403](https://openairdocs.org/sdr/SWAA2025121951403), Dec 10, 2025: SCUFF PLATE. CRACKED. CRACK ON CENTER SCUFF PLATE IN THE FWD CARGO CUT OUT. REPAIRED CENTER SCUFF PLATE ON FWD SERVICE DOOR IAW SRM 53-10-15-2R-1, REPAIR 1. - [SDR SWAA2025121948046](https://openairdocs.org/sdr/SWAA2025121948046), Dec 4, 2025: SCUFF PLATE. CRACKED. CRACK ON CENTER SCUFF PLATE IN THE FWD CARGO CUT OUT. REPAIRED THE CENTER SCUFF PLATE IAW SRM 53-30-15-2R-1, REPAIR 1. - [SDR SWAA2025121842919](https://openairdocs.org/sdr/SWAA2025121842919), Dec 4, 2025: SCUFF PLATE. CRACKED. WORN AND CRACKED CENTER SCUFF PLATE IN THE FWD CARGO DOOR CUT OUT. - [SDR SWAA2025121942038](https://openairdocs.org/sdr/SWAA2025121942038), Dec 2, 2025: PLATE. CRACKED. CRACK CORRUGATED PLATE ON TRAILING EDGE, ORSS 261, LT WING. REPLACED THE CORRUGATED PLATE IAW SRM 51-40-02, AND DWG 115A2001, SHEET 29, AND REV-. - [SDR SWAA2025121942036](https://openairdocs.org/sdr/SWAA2025121942036), Dec 2, 2025: SUPPORT BRACKET. CRACKED. CRACK SUPPORT BRACKET TRAILING EDGE AT ORSS 273 ON RT WING. REPLACED THE SUPPORT BRACKET, AND FASTENERS IAW SRM 51-10-02, ITEM 9, SRM 51-40-02, AND DWG 115A2930 - [SDR SWAA2025121942040](https://openairdocs.org/sdr/SWAA2025121942040), Dec 2, 2025: SUPPORT BRACKET. CRACKED. CRACK SUPPORT BRACKET TRAILING EDGE AT ORSS 273 AT LT WING. REPLACED SUPPORT BRACKET IAW SRM 51-40-02, SRM 51-10-02, ITEM 9, AND DWG 115A2930, SHEET 7, REV -. L - [SDR SWAA2025121942042](https://openairdocs.org/sdr/SWAA2025121942042), Dec 2, 2025: ACCESS PANEL. DAMAGED. ELONGATED HOLE ON ACCESS PANEL 651GB ON THE RT WING. REPAIRED THE ACCESS PANEL 651GB IAW SRM 51-70-04-2R-10, REPAIR 10. - [SDR SWAA2025121842039](https://openairdocs.org/sdr/SWAA2025121842039), Dec 2, 2025: ANGLE. CRACKED. CRACKED ANGLE TE ORSS 273 LT WING. REPLACED ANGLE AND FASTENERS IAW SRM 51-40-02, SRM 51-10-02, ITEM 9, & DWG 115A2900, SHEET 1, REV E. - [SDR SWAA2025121842041](https://openairdocs.org/sdr/SWAA2025121842041), Dec 2, 2025: ANGLE. CRACKED. CRACKED ANGLE ACCESS PANEL 551GB TRAILING EDGE ON LT WING. REPLACED THE ANGLE IAW SRM 51-10-02, AND SRM 51-40-02. CRACK LENGTH: 1.000 INCH. - [SDR SWAA2025121941613](https://openairdocs.org/sdr/SWAA2025121941613), Dec 1, 2025: SUPPORT WEB. CRACKED. CRACK SUPPORT WEB LOCATED OUTBOARD FAN COWL ON ENGINE. REPLACED WEB AND FASTENERS LOCATED OUTBOARD FAN COWL ON ENGINE 2 IAW SRM 51-40-02, SRM 51-10-02, ITEM 9, - [SDR SWAA2025121841612](https://openairdocs.org/sdr/SWAA2025121841612), Dec 1, 2025: RIB. CRACKED. CRACK LEADING EDGE RIB AT STA 95.96 OF THE RT HORIZONTAL STAB. REPLACED THE RIB IAW SRM 51-10-02, ITEM 9, AND INSTALLED FASTENERS IAW SRM 51-40-02, AND DRAWING - [SDR SWAA2025121940740](https://openairdocs.org/sdr/SWAA2025121940740), Nov 29, 2025: FLOORBEAM. CRACKED. CRACKED FLOORBEAM, BS 540, RBL 1. REPLACED THE FLOORBEAM IAW SRM 51-10-02, ITEM 9, AND INSTALLED FASTENERS IAW SRM 51-40-02, & DWG 143A5240, SHEET 14. MEASUREME - [SDR SWAA2025121940907](https://openairdocs.org/sdr/SWAA2025121940907), Nov 29, 2025: ACCESS PANEL. DELAMINATED. DELAMINATED ACCESS PANEL 344AB ON RT HORIZONTAL STAB. REPLACED ACCESS PANEL 344AB AT RT HORIZONTAL STAB IAW AMM 27-31-11-400-801, STEP 3.G (19), (H), AND SRM 51 - [SDR SWAA2025121840747](https://openairdocs.org/sdr/SWAA2025121840747), Nov 29, 2025: SUPPORT BRACKET. CRACKED. CRACKED SUPPORT BRACKET LOCATED BS 867 BTW S2 - 3R. REPLACED THE SUPPORT BRACKET IAW SRM 51-10-02-0G, ITEM 9, SRM 51-40-02-0G, AND DWG 146A7901, SHEET 58, REV - - [SDR SWAA2025121740602](https://openairdocs.org/sdr/SWAA2025121740602), Nov 29, 2025: SCUFF PLATE. CRACKED. CRACK ON FWD CORNER SCUFF PLATE LOCATED ON FWD CARGO BAY. REPAIRED THE FWD CORNER SCUFF PLATE LOCATED ON FWD CARGO COMPARTMENT IAW SRM 53-30-15-2R-1 REPAIR 1. - [SDR SWAA2025121740603](https://openairdocs.org/sdr/SWAA2025121740603), Nov 29, 2025: SCUFF PLATE. CRACKED. CRACK ON FWD CORNER SCUFF PLATE LOCATED IN THE AFT CARGO BAY. REPAIRED THE FWD CORNER SCUFF PLATE IAW SRM 53-60-15-2R-1, REPAIR 1. - [SDR SWAA2025121640746](https://openairdocs.org/sdr/SWAA2025121640746), Nov 29, 2025: FRAME. CRACKED. CRACK ON THE FRAME, BS 747, S8 - 9L. REPAIRED THE FRAME IAW EA 1-A53-12114 REV B. - [SDR SWAA2025121740601](https://openairdocs.org/sdr/SWAA2025121740601), Nov 28, 2025: SUPPORT ANGLE. CRACKED. CRACK SUPPORT ANGLE FLOOR STRUCTURE BS 695 AND RBL 1 IN PASSENGER CABIN. REPLACED SUPPORT ANGLE FLOOR STRUCTURE BS 695 AND RBL 1 AT PASSENGER CABIN IAW SRM 51-1 - [SDR SWAA2025121940241](https://openairdocs.org/sdr/SWAA2025121940241), Nov 27, 2025: PRESSURE DECK. CRACKED. CRACK INDICATION ON HORIZONTAL PRESSURE DECK WEB, LBL 30, BS 663. CRACK LENGTH: 0.437 INCH. REPAIRED PAX CABIN PRESSURE DECK, BTW BS 663.75 & 675, LBL 20 & 60 I - [SDR SWAA2025121840404](https://openairdocs.org/sdr/SWAA2025121840404), Nov 27, 2025: ACCESS PANEL. ELONGATED. ELONGATED HOLES ON LT WING ACCESS PANEL 561AB. REPAIRED ACCESS PANEL 561AB IAW SRM 51-70-04-2R-10, REPAIR 10. - [SDR SWAA2025121840354](https://openairdocs.org/sdr/SWAA2025121840354), Nov 27, 2025: SKIN. CRACKED. CRACKED LOWER SURFACE OF LEADING EDGE SLAT 3 NOSE SKIN AT ACTUATOR LOCATION, AROUND THE FASTENER ON THE LT WING. PERFORMED A REPAIR ON LOWER SURFACE OF THE L/E - [SDR SWAA2025121748007](https://openairdocs.org/sdr/SWAA2025121748007), Nov 27, 2025: PRESSURE DECK. CRACKED. CRACK INDICATION ON HORIZONTAL PRESSURE DECK WEB RBL 41, BS 663 IN THE PASSENGER CABIN. PERFORMED PERMANENT REPAIR ON HORIZONTAL PRESSURE DECK WEB RBL 41 STA 66 - [SDR SWAA2025121740240](https://openairdocs.org/sdr/SWAA2025121740240), Nov 27, 2025: PRESSURE DECK. CRACKED. CRACK INDICATION ON HORIZONTAL PRESSURE DECK WEB RBL 41, BS 663 IN PASSENGER CABIN. PERFORMED A PERMANENT REPAIR ON THE HORIZONTAL PRESSURE DECK WEB IAW SRM 53- - [SDR SWAA2025121839903](https://openairdocs.org/sdr/SWAA2025121839903), Nov 25, 2025: SKIN. CRACKED. CRACK ON LOWER SURFACE OF LEADING EDGE LOCATED SLAT 1 AT ACTUATOR AROUND FASTENERS LT WING. REMOVED AND REPLACED LEADING EDGE SLAT 1 ASSY IAW AMM 27-81-21-401. - [SDR SWAA2025071690810](https://openairdocs.org/sdr/SWAA2025071690810), Jul 13, 2025: HANDLE. LOOSE. BOTH FWD ENTRY AND FWD SERVICE DOOR PASSENGER ASSIST HANDLES LOOSE. TIGHTENED AND REINSTALLED BOTH FWD ENTRY AND FWD SERVICE DOOR PASSENGER ASSIST HANDLES PER A - [SDR SWAA2024111960204](https://openairdocs.org/sdr/SWAA2024111960204), Nov 15, 2024: SEAL. CRACKED. LH HORIZONTAL STABILIZER UPPER FRONT SPAR SLIDING SEAL IS CRACKED.<[01] REMOVED AND REPLACED LH HORIZONTAL STABILIZER UPPER FRONT SPAR SLIDING SEAL PER AMM 53-3 - [SDR SWAA2024110453068](https://openairdocs.org/sdr/SWAA2024110453068), Oct 22, 2024: PANEL. CRACKED. COCKPIT PANEL 211GW EDGE IS CRACKED ON (PARTS RACK ) HAECO DOT # Z623<[01] REPAIRED COCKPIT PANEL 211GW IAW BOEING CMM 25-00-66 REPAIR
3-1 AND BOEING DRW 23 - [SDR SWAA2024022653714](https://openairdocs.org/sdr/SWAA2024022653714), Feb 19, 2024: CONNECTOR. DISCONNECTED. R/H AFT EXTERIOR EMERGENCY LIGHT INOP<[01] RELAMPED R/H AFT EXTERIOR EMERGENCY LIGHT AND PERFORMED OPERATIONAL TEST PER AMM 33-51-04-960-801 AND LIGHT STILL NOT - [SDR SWAA2024022653046](https://openairdocs.org/sdr/SWAA2024022653046), Feb 17, 2024: WIRE. DISCONNECTED. W4142-0051-18 FOUND TO BE DISCONNECTED FROM GD3880-AC W4142-0051-18 FOUND TO BE DISCONNECTED FROM GD3880-DC<[01] TERMINATED W4142-0051-18 INTO GD3880-DC PER WDM - [SDR SWAA2024022351892](https://openairdocs.org/sdr/SWAA2024022351892), Feb 13, 2024: LIGHT. DAMAGED. AFT LOWERED CEILING PANEL EMERGENCY EXIT SIGN LIGHT ASSY IS DAMAGED.<[01] AFT LOWERED CEILING EMERGENCY EXIT SIGN LIGHT ASSY REMOVED & REPLACED W/ NEW ASSEMBLY - [SDR SWAA2024022650776](https://openairdocs.org/sdr/SWAA2024022650776), Feb 9, 2024: CONNECTOR. DAMAGED. G1 GALLEY EMERGENCY EXIT LIGHT QUICK CONNECTOR WIRE DAMAGED; (MARKED)<[01] COMPLETED STEP 1.;[02] REMOVED DAMAGED PIN AND TERMINATED NEW PIN INTO G1 GALLEY EMER - [SDR SWAA2024022349302](https://openairdocs.org/sdr/SWAA2024022349302), Feb 6, 2024: CONNECTOR. BROKEN. R/H OWE FWD EMERGENCY EXIT WIRE CONNECTOR BROKEN<[01] COMPLETED STEP 1.;[02] REMOVED DAMAGED PIN AND TERMINATED NEW PIN INTO R/H OWE FWD EMERGENCY EXIT WIRE CON - [SDR SWAA2024022646581](https://openairdocs.org/sdr/SWAA2024022646581), Jan 30, 2024: SKIN. CRACKED. FED FWD SIDE FRAME SKIN HAS CRACK COMMON TO THE 7TH STOP FITTING. (MARKED) FED AFT SIDE FRAME SKIN HAS CRACK COMMON TO THE 7TH STOP FITTING.<[01] COMPLETED STEP - [SDR SWAA2024022644786](https://openairdocs.org/sdr/SWAA2024022644786), Jan 26, 2024: FASTENER. DAMAGED. FSD ASSIST HANDLE; BOTH FASTENERS DAMAGED<[01] REPLACED BOTH FASTENERS ON FSD ASSIST HANDLE IAW 52-41-31-400-802 STEP F (2) (A;B;C;D);[02] VERIFIED CORRECTIVE A - [SDR SWAA2024022645093](https://openairdocs.org/sdr/SWAA2024022645093), Jan 26, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 241ADF IS DELAMINATED<[01] UPDATED STEP 1.;[02] REPAIRED PASSENGER CABIN FLOOR PANEL 241ADF PER SRM 53-00-50-2R-1 AND MAINTENANCE WA - [SDR SWAA2024022645092](https://openairdocs.org/sdr/SWAA2024022645092), Jan 26, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 241YF IS DELAMINATED.<[01] UPDATED STEP 1.;[02] COMPLETED STEP 1
REPAIRED PASSENGER CABIN FLOOR PANEL 241YF PER 53-00-50-2R-1 PAR - [SDR SWAA2024022645094](https://openairdocs.org/sdr/SWAA2024022645094), Jan 26, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 221BF IS DELAMINATED.<[01] UPDATED STEP 1;[02] UPDATED STEP 1.;[03] UPDATED STEP 1.;[04] VERIFIED COMPLETE STEP 1; MEASUREMENTS TABL - [SDR SWAA2024022645095](https://openairdocs.org/sdr/SWAA2024022645095), Jan 26, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 221EF IS DELAMINATED.<[01] UPDATED STEP 1;[02] UPDATED STEP 1.;[03] UPDATED STEP 1.;[04] VERIFIED COMPLETE STEP 1; MEASUREMENTS TABL - [SDR SWAA2024022645096](https://openairdocs.org/sdr/SWAA2024022645096), Jan 26, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 222DF IS DELAMINATED.<[01] UPDATED STEP 1;[02] UPDATED STEP 1;[03] UPDATED STEP 1.;[04] VERIFIED ALL STEPS RII PREVIOUSLY COMPLETED. - [SDR SWAA2024022749873](https://openairdocs.org/sdr/SWAA2024022749873), Jan 24, 2024: JACKSCREW. LEAKING. BAD FROM STOCK. HORIZONTAL STAB JACKSCREW BALL NUT LEAKS GREASE FROM LEFT HAND RETURN TUBE HORIZONTAL STAB JACKSCREW BALL NUT LEAKS GREASE FROM LEFT HAND RETURN - [SDR SWAA2024022644044](https://openairdocs.org/sdr/SWAA2024022644044), Jan 24, 2024: NUT PLATE. CORRODED. CORROSION ON AFT CARGO BAY DOOR SURROUND NUTPLATE STRIP BS 846 WL 162 RBL 20<[01] UPDATED MEASUREMENT FIELD;[02] EVALUATED CORROSION ON NUTPLATE STRIP; FOUND TO - [SDR SWAA2024022643925](https://openairdocs.org/sdr/SWAA2024022643925), Jan 23, 2024: KEELBEAM. CORRODED. CORROSION ON KEEL BEAM INTERNAL CHORD VERTICAL STANDING LEG BS500D+2' STR28L WL151<[01] VERIFIED STEP 1 COMPLETE; STEP 2 IN PARTIAL.;[02] VERIFIED STEP 1;2 COMP - [SDR SWAA2024022743662](https://openairdocs.org/sdr/SWAA2024022743662), Jan 22, 2024: SUPPORT ANGLE. CRACKED. RIGHT WING: COVE SEAL SUPPORT ANGLE CRACKED ABOVE #2 PYLON AFT TIP<[01] REMOVED AND REPLACED COVE SEAL SUPPORT ANGLE CRACKED ABOVE #2 PYLON AFT TIP I.A.W SRM 51 All 335: https://openairdocs.org/aircraft/N459WN/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.