# N229WN: 2006 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: 32498 - Year built: 2006 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: January 28, 2006 - Certificate issued: February 17, 2006 - Expires: September 30, 2029 - Mode S code: A20471 - 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=229WN - Page: https://openairdocs.org/aircraft/N229WN 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/N229WN/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 N229WN. ## FAA accident and incident reports None matched to N229WN. ## Service difficulty reports (293, 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 SWAA2026040785717](https://openairdocs.org/sdr/SWAA2026040785717), Apr 2, 2026: HMU. FAULTED. NR 1 ENGINE N1 ROLLED BACK 10% AT CLIMB OUT. REF TTG8Q01BFMVQ FOR REPLACEMENT OF HMU AND FUEL PUMP PACKAGE. PERFORMED TESTS 8; 12 AND 13 PER POWER PLANT TEST RE - [SDR SWAA2026040787175](https://openairdocs.org/sdr/SWAA2026040787175), Apr 2, 2026: PUMP. WEAK. NR 1 ENGINE, N1 ROLLED BACK 10% AT CLIMB OUT. REF TTG8Q01BFMVQ FOR REPLACEMENT OF HMU AND FUEL PUMP PACKAGE. PERFORMED TESTS 8; 12 AND 13 PER POWER PLANT TEST R - [SDR SWAA2026032783823](https://openairdocs.org/sdr/SWAA2026032783823), Mar 26, 2026: SLIDE. UNPACKED. AFT ENTRY DOOR SLIDE CAME OUT OF CONTAINER. REPACKED AFT ENRY DOOR SLIDE REF MT 725-61-06. AC OK FOR SERVICE - [SDR SWAA2025122955602](https://openairdocs.org/sdr/SWAA2025122955602), Dec 25, 2025: POWER SUPPLY. SMOKE. EMERGENCY LIGHT POWER SUPPLY IN FWD GALLEY (M01674) SMOKING. REMOVED AND REPLACED EMERGENCY LIGHT POWER SUPPLY ASSY AND BATTERY PACK IAW AMM 33-51-06. REMOVED & - [SDR SWAA2025122956408](https://openairdocs.org/sdr/SWAA2025122956408), Dec 25, 2025: BATTERY PACK. SMOKE. EMERGENCY LIGHT POWER SUPPLY IN FWD GALLEY (M01674) SMOKING. REMOVED AND REPLACED EMERGENCY LIGHT POWER SUPPLY ASSY AND BATTERY PACK IAW AMM 33-51-06. AND REMOV - [SDR SWAA2025122956409](https://openairdocs.org/sdr/SWAA2025122956409), Dec 25, 2025: LIGHT. SMOKE. EMERGENCY LIGHT POWER SUPPLY IN FWD GALLEY (M01674) SMOKING. R & R EMERGENCY LIGHT POWER SUPPLY ASSY AND BATTERY PACK IAW AMM 33-51-06. AND R & R FWD GALLEY LIG - [SDR SWAA2025081504621](https://openairdocs.org/sdr/SWAA2025081504621), Aug 15, 2025: LIGHT. OUT OF ADJUST. STORAGE BIN LOWER TRIM, EMERGENCY LIGHT IS LOOSE AT ROWS 7, 8, & 9 FED. ADJUSTED STORAGE BIN LOWER TRIM WITH EMERGENCY LIGHT IAW CMM 25-24-02. - [SDR SWAA2025081498886](https://openairdocs.org/sdr/SWAA2025081498886), Aug 6, 2025: SCUFF PLATE. CRACKED. FWD ENTRY DOOR FWD CORNER SCUFF PLATE IS CRACKED. REPAIRED PER EA 25-153-02123. - [SDR SWAA2025081598171](https://openairdocs.org/sdr/SWAA2025081598171), Aug 4, 2025: SCUFF PLATE. CRACKED. AFT CARGO FWD CORNER SCUFF PLATE CRACKED. WILL BE REPLACED ON CARD TTG8Q006MC7E. - [SDR SWAA2025081596516](https://openairdocs.org/sdr/SWAA2025081596516), Jul 29, 2025: NUT PLATE. CORRODED. CORROSION AT NUT-PLATE STRAP COMMON TO ACB LOWER MAIN SILL VERTICAL WEB STA-787+10'' RBL-20.5<[01] REMOVED AND REPLACED STRAP ON ACB LOWER MAIN SILL BS787+10 RB - [SDR SWAA2025081596517](https://openairdocs.org/sdr/SWAA2025081596517), Jul 29, 2025: SUPPORT FITTING. CRACKED. FUSELAGE PANEL 192E FWD RT SUPPORT FITTING IS CRACKED BS 551, RBL 5. REMOVED AND REPLACED SUPPORT BRACKET IAW SRM 51-40-02-0G-0 AND DWG#149A7701 REV-A. - [SDR SWAA2025081595102](https://openairdocs.org/sdr/SWAA2025081595102), Jul 24, 2025: WEB. CORRODED. CORROSION ON AFT CARGO BAY LOWER MAIN SILL WEB AT BS 787+10, RBL 20.5, WL 156. REMOVED AND REPLACED WEB ON ACB LOWER MAIN SILL BS 794 - BS 847, RBL 20.5, WL156 - [SDR SWAA2025081594505](https://openairdocs.org/sdr/SWAA2025081594505), Jul 23, 2025: WEB. CORRODED. CORROSION IN AFT CARGO DOOR CUTOUT LOWER MAIN SILL WEB BS 794+4, WL 156, RBL 18. LOWER MAIN SILL WEB BS 794 TO BS 847, RBL 18 WAS REPLACED ON CARD TTG8Q0146N47. - [SDR SWAA2025081994261](https://openairdocs.org/sdr/SWAA2025081994261), Jul 22, 2025: ATTACH ANGLE. CRACKED. CRACK ON FCB BAFFLE ASSEMBLY ATTACH ANGLE AT BS500C RBL26 WL156. REMOVED AND REPLACED FCB BAFFLE ASSEMBLY ATTACH ANGLE AT BS500C RBL26 WL156 IAW SRM 51-40-02-0G - [SDR SWAA2025081594246](https://openairdocs.org/sdr/SWAA2025081594246), Jul 22, 2025: FLOORBEAM. CRACKED. CRACKED PANEL BREAK AT PASSENGER COMPARTMENT BS 540; LBL 2; WL 208; REMOVED AND REPLACED PANEL BREAK AT PASSENGER COMPARTMENT BS 540; LBL 2; WL 208 IAW SRM 51-4 - [SDR SWAA2025081594247](https://openairdocs.org/sdr/SWAA2025081594247), Jul 22, 2025: FLOORBEAM. CRACKED. CRACKED PANEL BREAK AT PASSENGER COMPARTMENT BS 540; RBL 2; WL 208; REMOVED AND REPLACED NEW PANEL BREAK AT PASSENGER COMPARTMENT BS 540; RBL 2; WL 208 I.A.W SR - [SDR SWAA2025081594249](https://openairdocs.org/sdr/SWAA2025081594249), Jul 22, 2025: FLOORBEAM. CRACKED. CRACKED FLOOR BEAM ATTACH ANGLE AT PASSENGER COMPARTMENT BS 695; LBL 1; WL 208; REMOVED AND REPLACED ANGLE AT BS 695 LBL 1; WL 208 IAW SRM 51-40-02 AND DWG 273A - [SDR SWAA2025081595592](https://openairdocs.org/sdr/SWAA2025081595592), Jul 22, 2025: INTERCOSTAL. CRACKED. INTERCOSTAL FROM BS294.5-BS303.9 STR 16L WL216 IS CRACED. REMOVED AND REPLACED INTERCOSTAL FROM BS 294.5 TO BS 303.9 STR 16L IAW SRM 51-40-02 AND DWG 141A8180 I - [SDR SWAA2025081494257](https://openairdocs.org/sdr/SWAA2025081494257), Jul 22, 2025: STRAP. CORRODED. CORROSION ON STRAP ACB STA-847 RBL-19 FLOOR AREA. REMOVED AND REPLACED STRAP ON ACB BS847 RBL19 IAW SRM 51-40-02 AND DWG 146A8340 REV -. - [SDR SWAA2025081494258](https://openairdocs.org/sdr/SWAA2025081494258), Jul 22, 2025: SIDEWALL SUPPORT. CORRODED. CORROSION ON ACB RH FLOOR TO SIDEWALL SUPPORT, RBL 21, BS 727A TO 767. REMOVED AND REPLACED ACB RH FLOOR TO SIDEWALL SUPPORT IAW SRM 51-40-02-0G-0, AND DWG 146A - [SDR SWAA2025081494259](https://openairdocs.org/sdr/SWAA2025081494259), Jul 22, 2025: SIDEWALL SUPPORT. CORRODED. CORROSION ON ACB LH FLOOR TO SIDEWALL SUPPORT, LBL 21, BS 727A TO 847. REMOVED AND REPLACED ACB LT FLOOR TO SIDEWALL SUPPORT IAW SRM 51-40-02-0G-0, AND DWG 146A - [SDR SWAA2025081494268](https://openairdocs.org/sdr/SWAA2025081494268), Jul 22, 2025: SIDEWALL SUPPORT. CORRODED. MULTIPLE SPOTS WITH CORROSION ON FCB SIDEWALL TO FLOOR SUPPORT NUTPLATE HOLES AT BS 460+2 TO 500B+2, LBL 22, WL156. REMOVED AND REPLACED FCB AT FLOOR SIDEWALL S - [SDR SWAA2025081494806](https://openairdocs.org/sdr/SWAA2025081494806), Jul 22, 2025: SHIELD. CORRODED. CORROSION ON FCB AFT SHIELD FROM BS492 TO 500+7, RBL 22, WL156. REMOVED AND REPLACED FCB AFT SHIELD IAW SRM 51-40-02, AND DWG 143A0080, REV-. - [SDR SWAA2025081494262](https://openairdocs.org/sdr/SWAA2025081494262), Jul 22, 2025: ANGLE. CRACKED. CRACK ON ANGLE ACB STA-867 LBL-13'' FLOOR AREA. REMOVED AND REPLACED ANGLE ACB STA 867 LBL 13
IAW SRM 51-40-02-0G-0; IAW SRM 51-40-05 AND DWG#149A8102 REV:-. - [SDR SWAA2025081494263](https://openairdocs.org/sdr/SWAA2025081494263), Jul 22, 2025: SUPPORT FITTING. CRACKED. CRACK ON ACB WATER TANK SUPPORT FITTING STA-947 LBL-10''. REMOVED AND REPLACED SUPPORT FITTING STA-947 LBL-10 IAW SRM 51-40-02 AND DWG 149A8103 ID:0007 REV: A. - [SDR SWAA2025081494267](https://openairdocs.org/sdr/SWAA2025081494267), Jul 22, 2025: ATTACH ANGLE. CRACKED. CRACK ON FCB BAFFLE ASSEMBLY ATTACH ANGLE AT BS400 LBL26 WL156. REMOVED AND REPLACED ATTACH ANGLE AT FCB BS400 LBL26 WL156 IAW SRM 51-40-02 AND DWG 143A7505 ID: - [SDR SWAA2025081494243](https://openairdocs.org/sdr/SWAA2025081494243), Jul 22, 2025: STUB FRAME. CRACKED. FSD LOWER STUB FRAME IS CRACKED AT BS294.5 WL208. REPAIRED FSD LOWER STUB FRAME IAW SRM 53-10-15-2R-7 REPAIR-7 AND DWG 141A8310 REV-B. - [SDR SWAA2025081494254](https://openairdocs.org/sdr/SWAA2025081494254), Jul 22, 2025: STRINGER CLIP. CORRODED. CORROSION ON STRINGER CLIP ACB STA-787 RBL-5'' FLOOR AREA. REMOVED AND REPLACED STRINGER CLIP ACB BS787 RBL5 IAW SRM 51-40-02-0G-0 AND DWG 146A8130 REV: C. - [SDR SWAA2025081494256](https://openairdocs.org/sdr/SWAA2025081494256), Jul 22, 2025: STRINGER CLIP. CORRODED. CORROSION ON STRINGER CLIP ACB STA-807 RBL-13'' FLOOR AREA. REMOVED AND REPLACED STRINGER CLIP ACB STA 807 RBL 13 IAW SRM 51-40-02-0G-0; IAW SRM 51-40-05 AND DW - [SDR SWAA2025081494260](https://openairdocs.org/sdr/SWAA2025081494260), Jul 22, 2025: WEB. CORRODED. CORROSION ON SUB THRESHOLD WEB ACB BS 787 TO 847 RBL-33. REMOVED AND REPLACED ACB SUBTHRESHOLD WEB IAW SRM 51-40-02 AND DWG 146A8340 ID:0012 REV: C. - [SDR SWAA2025081494266](https://openairdocs.org/sdr/SWAA2025081494266), Jul 22, 2025: WEB. CORRODED. MULTIPLE SPOTS WITH CORROSION ON FCB DOOR CUTOUT SURROUND THRESHOLD BS440+14; BS460;460+9 RBL30;WL156. REMOVED AND REPLACED SUBTHRESHOLD WEB AT FCB; BETWEEN BS - [SDR SWAA2025081593551](https://openairdocs.org/sdr/SWAA2025081593551), Jul 21, 2025: SEAL. CRACKED. LEFT HORIZONTAL STAB FWD UPPER SLIDE SEAL CRACKED. REMOVED AND REPLACED LT HORIZONTAL STAB FWD UPPER SLIDE SEAL IAW AMM 53-31-31-000-802; AMM 53-31-31-400-802 A - [SDR SWAA2025081493778](https://openairdocs.org/sdr/SWAA2025081493778), Jul 21, 2025: BEAR STRAP. CRACKED. CRACK FOUND ON FSD BEAR STRAP AT BS294.5; WL 266.1; 2' IN LENGTH (MARKED)<[01] 'REPAIRED BY 737 SRM 53-10-01-2R-6 AND EA M-25-153-01539';[02] VERIFIED CORRECTIV - [SDR SWAA2025081493777](https://openairdocs.org/sdr/SWAA2025081493777), Jul 21, 2025: STUB FRAME. CRACKED. CRACK FOUND ON FSD STUB FRAME AT BS291.5+7.5; .6' ABOVE SEAL DEPRESSOR; 1.8' IN LENGTH. REMOVED AND REPLACED FSD STUB FRAME UPPER FWD CORNER IAW SRM 51-40-02 AN - [SDR SWAA2025081893064](https://openairdocs.org/sdr/SWAA2025081893064), Jul 19, 2025: FAN COWL. CRACKED. NUMBER 1 ENGINE IB FAN COWL OIL DOOR SHIELD CRACKED. REMOVED AND INSTALLED A NEW FAN COWL ON CARD #TTG8Q00S5G98 STEP 4. - [SDR SWAA2025081592918](https://openairdocs.org/sdr/SWAA2025081592918), Jul 18, 2025: SEAT TRACK. CORRODED. CORROSION ON SEAT TRACK LBL 25 AT BS 500A+11, & BS 500C+5. PART WAS FOUND TO BE OUT OF LIMITS IAW SRM 51-10-02. AND PART WILL BE REPACED IN CUSTOMER CARD ID: TT - [SDR SWAA2025081592727](https://openairdocs.org/sdr/SWAA2025081592727), Jul 18, 2025: RIB. CRACKED. LEFT HORIZONTAL STAB LEADING EDGE NR 5 RIB; AT LE HSS 114.55 CRACKED. REMOVED AND REPLACED NEW #5 RIB AT LE HSS 114.55 IAW SRM 51-40-02 & DWG 186A1001 REV A. - [SDR SWAA2025081492901](https://openairdocs.org/sdr/SWAA2025081492901), Jul 18, 2025: SCUFF PLATE. CRACKED. ACB AFT CORNER SCUFF PLATE IS CRACKED. WELDED THE CORNER SCUFF PLATE IAW SRM 53-60-15-2R-1 STEP 4.B.(4). - [SDR SWAA2025081492311](https://openairdocs.org/sdr/SWAA2025081492311), Jul 17, 2025: STRUCTURE. CRACKED. CRACK ON RT WING NR 7 SLAT AT SLAT STATION 322.71. REPAIRED IAW SRM 57-42-01-2R-8. - [SDR SWAA2025081592148](https://openairdocs.org/sdr/SWAA2025081592148), Jul 16, 2025: RIB. CRACKED. LEFT HAND HORIZONTAL STABILIZER INSPAR RIB 6, AT STABILIZER STATION 138.70; 3RD VERTICAL STIFFENER IS CRACKED. REPAIRED IAW SRM 55-10-09-2R-4. - [SDR SWAA2025081592145](https://openairdocs.org/sdr/SWAA2025081592145), Jul 16, 2025: RIB. NO DISCREPANCY. RIGHT HAND HORIZONTAL STABILIZER INSPAR RIB 6; AT STABILIZER STATION 138.70; 3RD VERTICAL STIFFENER IS CRACKED. HFEC INSPECTED RIGHT HAND HORIZONTAL STABILIZER - [SDR SWAA2025081592147](https://openairdocs.org/sdr/SWAA2025081592147), Jul 16, 2025: RIB. CRACKED. RIGHT HORIZONTAL STABILIZER INSPAR RIB 9; AT STABILIZER STATION 166.30; 1ST VERTICAL STIFFENER IS CRACKED.<[01] HFEC INSPECTED RIGHT HAND HORIZONTAL STABILIZER - [SDR SWAA2025081592146](https://openairdocs.org/sdr/SWAA2025081592146), Jul 16, 2025: RIB. CRACKED. RIGHT HORIZONTAL STABILIZER INSPAR RIB 6; AT HSS 138.70; 2ND VERTICAL STIFFENER IS CRACKED. HFEC INSPECTED RIGHT HORIZONTAL STABILIZER INSPAR RIB 6 IAW 6;51-00- - [SDR SWAA2025081492149](https://openairdocs.org/sdr/SWAA2025081492149), Jul 16, 2025: SEAT TRACK. CRACKED. CAPTAIN'S FWD INBD SEAT TRACK CRACKED. RECEIVED NEW CAPTAIN'S FWD INBD SEAT TRACK IAW AMM 25-11-11-400-801. THE INSTALLATION WILL BE PERFORM ON TASK CARD NR TTG - [SDR SWAA2025081492150](https://openairdocs.org/sdr/SWAA2025081492150), Jul 16, 2025: SEAT TRACK. CRACKED. FIRST OFFICER I/B FWD SEAT TRACK CRACKED. RECEIVED NEW FIRST OFFICER INBD FWD SEAT TRACK IAW AMM 25-11-11-400-801. THE INSTALLATION WILL BE PERFORM ON TASK CARD - [SDR SWAA2025081491822](https://openairdocs.org/sdr/SWAA2025081491822), Jul 16, 2025: FLOOR PANEL. PULLED. FLOOR PANEL 241CF UPPER SKIN HAS AREAS OF PULLED STRANDS. DUE TO EXTENSIVE DAMAGE, FLOOR PANEL 241CF WAS FABRICATED IAW SRM 53-00-50-2R-0. - [SDR SWAA2025081891425](https://openairdocs.org/sdr/SWAA2025081891425), Jul 15, 2025: SKIN. DELAMINATED. RIGHT INBD MAIN FLAP T/E WEDGE LOWER SKIN T/E IS DELAMINATED 10' FROM O/B EDGE. REMOVED AND REPLACED RT INBD MAIN FLAP T/E WEDGE IAW AMM 20-50-11-910-801; SRM 5 - [SDR SWAA2025081491794](https://openairdocs.org/sdr/SWAA2025081491794), Jul 15, 2025: PRESSURE DECK. CRACKED. CRACK ON RH HORIZONTAL PRESSURE DECK WEB BS 663+9.5; RBL 42. L: 0.6'. PERFORMED REPAIR #2 ON PRESSURE DECK WEB BS 663+9.5' RBL 42 L:0.6' IAW SRM 53-40-51-2R-2 A - [SDR SWAA2025081490977](https://openairdocs.org/sdr/SWAA2025081490977), Jul 13, 2025: BATTERY PACK. NO TEST. EMERGENCY BATTERY PACK M1669 FAIL CAPACITY CHECK. REMOVED AND REPLACED EMERGENCY BATTERY PACK M1669 PER AMM 33-51-06-960-805. FUNCTIONAL TEST WILL BE PERFORMED - [SDR SWAA2025081490978](https://openairdocs.org/sdr/SWAA2025081490978), Jul 13, 2025: BATTERY PACK. NO TEST. EMERGENCY BATTERY PACK M1675 FAIL CAPACITY CHECK. REMOVED AND REPLACED EMERGENCY BATTERY PACK M1675 AND PERFORMED GOOD OPERATIONAL TEST PER AMM 33-51-06-960-805 All 293: https://openairdocs.org/aircraft/N229WN/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.