# N442WN: 2003 Boeing 737-7H4 - Status: Valid registration - Airframe: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (registry code 1384404, 143 seats) - Engine: [CFM International CFM56 series](https://openairdocs.org/engine/cfm-international-cfm56-series) (registry code 13802) - Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs) - Serial number: 32459 - Year built: 2003 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: August 25, 2003 - Certificate issued: October 28, 2003 - Expires: August 31, 2028 - Mode S code: A5540C - 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=442WN - Page: https://openairdocs.org/aircraft/N442WN 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/N442WN/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 N442WN. ## FAA accident and incident reports None matched to N442WN. ## Service difficulty reports (317, 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 SWAA2026040786605](https://openairdocs.org/sdr/SWAA2026040786605), Apr 5, 2026: FLANGE. BROKEN. CARGO FIRE DISCH LIGHT ILLUMINATED AT CRUISE FLIGHT ATTENDANTS REPORTED ELECTRICAL SMELL IN CABIN DISCH LIGHT EXTINGUISHED AFTER DESCENT. PERFORMED SMOKE OR FUM - [SDR SWAA2026030976062](https://openairdocs.org/sdr/SWAA2026030976062), Mar 3, 2026: LAMP. INOPERATIVE. RIGHT EXTERIOR OVER WING EMERGENCY EXIT LIGHT INOPERATIVE. REMOVED & REPLACED THE LAMP IAW AMM 33-51-04-960-801-NG. OPS CHECKED GOOD. - [SDR SWAA2025120442320](https://openairdocs.org/sdr/SWAA2025120442320), Dec 3, 2025: GIRT BAR. LOOSE. RIGHT SLIDE GIRT BAR BRACKET LOOSE. REMOVED AND REPLACED FASTENERS IAW SRM 51-40-02 ON GIRT BAR FOR RT EVAC SLIDE. - [SDR SWAA2025101624808](https://openairdocs.org/sdr/SWAA2025101624808), Oct 16, 2025: SLIDE. OUT OF ADJUST. AFT SERVICE R2 DOOR SLIDE GIRT HANGS LOW. REPACKED AFT SERVICE DOOR SLIDE GIRT REF AMM 25-66-01. - [SDR SWAA2025101624807](https://openairdocs.org/sdr/SWAA2025101624807), Oct 16, 2025: SLIDE. OUT OF ADJUST. CABIN - AFT ENTRY L2 DOOR SLIDE GIRT HANGS LOW. REPACKED AFT ENTRY L2 DOOR SLIDE GIRT REF AMM 25-66-01. - [SDR SWAA2025102024266](https://openairdocs.org/sdr/SWAA2025102024266), Oct 14, 2025: HANDLE. LOOSE. FWD ENTRY DOOR UPPER ASSIST HANDLE LOOSE. SECURED FWD ENTRY DOOR UPPER ASSIST HANDLE IAW AMM 52-11-31. - [SDR SWAA2025072190185](https://openairdocs.org/sdr/SWAA2025072190185), Jul 10, 2025: LENS. INOPERATIVE. L/H #11 BIN EMERGENCY LIGHT NOT SEATED. INSTALLED NEW EMERGENCY AREA LIGHT LENS ON L/H #11 OVERHEAD STOW BIN IAW AMM 33-51-03-960-802. - [SDR SWAA2025072388409](https://openairdocs.org/sdr/SWAA2025072388409), Jul 4, 2025: BRACKET. CRACKED. NR 2 ENGINE 4 O'CLOCK COOLING BRACKET FOUND TO BE CRACKED. REMOVED AND REPLACED THE NR 2 ENGINE 4 O'CLOCK COOLING BRACKET PER SRM 51-40-02-0G-0. - [SDR SWAA2025072188036](https://openairdocs.org/sdr/SWAA2025072188036), Jul 3, 2025: FLOOR SUPPORT. CRACKED. CRACKED FLOOR SUPPORT PANEL BREAK AT PASSENGER COMPARTMENT BS 690; RBL 22; WL 208. REMOVED AND REPLACED BOTTOM SUPPORT L ANGLE AT BS690 RBL 22 IAW SRM 51-40-02 - [SDR SWAA2025072287846](https://openairdocs.org/sdr/SWAA2025072287846), Jul 2, 2025: ATTACH ANGLE. CRACKED. CRACKED ATTACH ANGLE AT PASSENGER COMPARTMENT BS 687; RBL 2; WL 208. REMOVED AND REPLACED PASSENGER COMPARTMENT ATTACH ANGLE BS 687; RBL 2; WL 208 IAW SRM 51-40 - [SDR SWAA2025072287844](https://openairdocs.org/sdr/SWAA2025072287844), Jul 2, 2025: WEB. CORRODED. MULTIPLE AREAS OF CORROSON ON ACD SUBTHRESHOLD WEB BETWEEN BS792-BS847 RBL24; WL156. REMOVED AND REPLACED ACD SUBTHRESHOLD WEB PER SRM 51-40-02; SRM 51-40-05 AN - [SDR SWAA2025072287504](https://openairdocs.org/sdr/SWAA2025072287504), Jul 2, 2025: PANEL. DEBONDED. PANEL 193AR I/B END OF INNER SKIN IS DISBONDED OVER CORE AREA. REPLACED ON OTHER FAULT TTG8Q013H7KJ. - [SDR SWAA2025072287845](https://openairdocs.org/sdr/SWAA2025072287845), Jul 2, 2025: FLOORBEAM. CRACKED. CRACKED PANEL BREAK AT PASSENGER COMPARTMENT BS 540; LBL 2; WL 208. REMOVED AND REPLACE PANEL BREAK AT PASSENGER COMPARTMENT BS 540; LBL 2; WL 208 I.A.W SRM 51- - [SDR SWAA2025072287469](https://openairdocs.org/sdr/SWAA2025072287469), Jul 1, 2025: FLOOR PANEL. PULLED. PASSENGER CABIN FLOOR PANEL 241AF HAS AREAS OF PULLED STRANDS.<[01] FABRICATION OF NEW 241AF FLOOR PANEL REPLACEMENT HAS BEEN ACCOMPLISHED PER [SRM 53-00-50-2R- - [SDR SWAA2025072287463](https://openairdocs.org/sdr/SWAA2025072287463), Jul 1, 2025: FLOOR PANEL. PULLED. PASSENGER CABIN FLOOR PANEL 232RF HAS AREAS OF PULLED STANDS.<[01] FABRICATION OF NEW 232RF FLOOR PANEL REPLACEMENT HAS BEEN ACCOMPLISHED PER [SRM 53-00-50-2R-0 - [SDR SWAA2025072287462](https://openairdocs.org/sdr/SWAA2025072287462), Jul 1, 2025: FLOOR PANEL. PULLED. PASSENGER CABIN FLOOR PANEL 231XF HAS AREAS OF PULLED STRANDS. FABRICATION OF NEW 231XF FLOOR PANEL REPLACEMENT HAS BEEN ACCOMPLISHED PER SRM 53-00-50-2R-0-A009 - [SDR SWAA2025072287065](https://openairdocs.org/sdr/SWAA2025072287065), Jul 1, 2025: SCUFF PLATE. CRACKED. AFT CARGO BAY FWD CORNER SCUFF PLATE IS CRACKED. CRACKED AFT CARGO BAY FWD CORNER SCUFF PLATE IS REPAIRED IAW SRM 53-60-15-2R-1. - [SDR SWAA2025072287494](https://openairdocs.org/sdr/SWAA2025072287494), Jul 1, 2025: ATTACH ANGLE. CRACKED. LH VAPOR BARRIER UPPER ATTACH ANGLE IS CRACKED AT BS 663 LBL 45 WL 167<[01] REMOVED AND REPLACED NEW UPPER ATACH ANGLE BS 663 BETWEEN LBL 8 TO LBL 64 VAPOR BARR - [SDR SWAA2025072287502](https://openairdocs.org/sdr/SWAA2025072287502), Jul 1, 2025: ATTACH ANGLE. CRACKED. RH VAPOR BARRIER UPPER ATTACH ANGLE IS CRACKED AT BS 663 LBL 45 WL 167. REMOVED AND REPLACED NEW UPPER ATACH ANGLE BS 663 BETWEEN RBL 60 TO RBL 8 VAPOR BARRIER - [SDR SWAA2025072287466](https://openairdocs.org/sdr/SWAA2025072287466), Jul 1, 2025: PANEL. CRACKED. VERTICAL STAB PANEL 323CL LOWER CLIP CRACKED. REMOVED AND REPLACED PANEL 323CL LOWER CLIP IAW SRM 51-40-02-0G-0 AND SRM 51-40-06-0G-0. - [SDR SWAA2025072287470](https://openairdocs.org/sdr/SWAA2025072287470), Jul 1, 2025: SEAL. CRACKED. HORIZONTAL STAB PANEL 343AT SLIDE SEAL (SHARK FIN) CRACKED. REMOVED AND REPLACED HORIZONTAL STAB PANEL 343AT SLIDE SEAL (SHARK FIN) IAW SRM 51-40-02-0G STEP 4. - [SDR SWAA2025072187464](https://openairdocs.org/sdr/SWAA2025072187464), Jul 1, 2025: FLOOR PANEL. PULLED. PASSENGER CABIN FLOOR PANEL 241BF HAS AREAS OF PULLED STRANDS. FABRICATION OF NEW 241BF FLOOR PANEL REPLACEMENT HAS BEEN ACCOMPLISHED IAW SRM 53-00-50-2R-0-A009 - [SDR SWAA2025072187471](https://openairdocs.org/sdr/SWAA2025072187471), Jul 1, 2025: FLOOR PANEL. PULLED. PASSENGER CABIN FLOOR PANEL 241DF HAS AREAS OF PULLED STRANDS. PASSENGER CABIN FLOOR PANEL 241DF HAD AREAS OF PULLED STRANDS REPAIRED IAW SRM 53-00-50-2R-0. - [SDR SWAA2025072187472](https://openairdocs.org/sdr/SWAA2025072187472), Jul 1, 2025: FLOOR PANEL. PULLED. PASSENER CABIN FLOOR PANEL 241EF HAS AREAS OF PULLED STRANDS ON LOWER SURFACE. REPAIRED IAW SRM 53-00-50-2R-0. - [SDR SWAA2025072287064](https://openairdocs.org/sdr/SWAA2025072287064), Jun 30, 2025: SKIN. DELAMINATED. #4 SLAT LOWER T/E FLEX SEAL DELAMINATED MIDSPAN. REMOVED AND REPLACED #4 SLAT LOWER T/E FLEX SEAL
IAW SRM 51-40-02 & IPC 57-43-00-01. - [SDR SWAA2025061280704](https://openairdocs.org/sdr/SWAA2025061280704), Jun 12, 2025: BATTERY PACK. NO TEST. EMERGENCY LIGHTING BATTERY PACK AT L/H OVERWING EXIT FAILED THE CAPACITY CHECK.<[01] REMOVED AND REPLACED BATTERY PACK PER M/M 33-51-06. - [SDR SWAA2025061280703](https://openairdocs.org/sdr/SWAA2025061280703), Jun 12, 2025: BATTERY PACK. NO TEST. L/H FWD EMERGENCY LIGHTING BATTERY PACK FAILED THE CAPACITY CHECK.<[01] REMOVED AND REPLACED BATTERY PACK PER M/M 33-51-06. - [SDR SWAA2025061280702](https://openairdocs.org/sdr/SWAA2025061280702), Jun 12, 2025: BATTERY PACK. NO TEST. EMERGENCY LIGHTING BATTERY PACK AT R/H OVERWING EXIT FAILED THE CAPACITY CHECK.<[01] REMOVED AND REPLACED BATTERY PACK PER M/M 33-51-06. - [SDR SWAA2025061280701](https://openairdocs.org/sdr/SWAA2025061280701), Jun 12, 2025: BATTERY PACK. NO TEST. AFT R/H EMERGENCY LIGHTING BATTERY PACK FAILED THE CAPACITY CHECK.<[01] REMOVED AND REPLACED BATTERY PACK PER M/M 33-51-06. - [SDR SWAA2025061280700](https://openairdocs.org/sdr/SWAA2025061280700), Jun 12, 2025: ATTACH FITTING. CRACKED. LEFT WING TRAILING EDGE DEFLECTION CONTROL ATTACH FITTING UPPER TAB IS CRACKED APPROXIMATELY 2.5' IN THE RADIUS. PICTURE ATTACHED.<[01] DAMAGE VERIFIED PER NDT - [SDR SWAA2025051267990](https://openairdocs.org/sdr/SWAA2025051267990), May 6, 2025: SIGN. BROKEN. AFTER LT ENTRY DOOR EMER EXIT SIDE SIGN BROKEN<[01] INST NEW EXIT SIGN ASSAY. IAW M/M 33-51-01 OP?S CK?S NORMAL - [SDR SWAA2025033119861](https://openairdocs.org/sdr/SWAA2025033119861), Mar 30, 2025: COVER. BROKEN. FORWARD EMERGENCY EXIT LIGHT COVER BROKEN<[01] R&R FWD ENTRY EMERGENCY EXIT LIGHT PER AMM 33-51-14. - [SDR SWAA2024091336692](https://openairdocs.org/sdr/SWAA2024091336692), Sep 12, 2024: SEAL. CRACKED. L/H HORIZONTAL STAB UPPER SLIDING SEAL CRACKED<[01] 01 - REMOVED AND REPLACED PER [AMM 53-31-31-401 CONFIG 2-NG (STABILIZER TO BODY FRONT SPAR SLIDING SEAL - RE - [SDR SWAA2024091336693](https://openairdocs.org/sdr/SWAA2024091336693), Sep 12, 2024: SEAL. CRACKED. R/H HORIZONTAL STAB UPPER SLIDING SEAL CRACKED<[01] C/W;[02] REMOVED AND REPLACED SLIDING SEAL; OPS CHECK OK IAW AMM. 53-31-31.;[03] C/W WITH STEPS 1;2;3 AND 4. - [SDR SWAA2024091336697](https://openairdocs.org/sdr/SWAA2024091336697), Sep 12, 2024: SEAL. CRACKED. R/H HORIZONTAL STAB LOWER SLIDING SEAL CRACKED<[01] R&R RH HORIZONTAL STAB LOWER SLIDING SEAL PER AMM 53-31-31. - [SDR SWAA2024080722672](https://openairdocs.org/sdr/SWAA2024080722672), Aug 5, 2024: BULB. INOPERATIVE. FWD SERVICE DOOR OUTSIDE EMERGENCY LIGHT INOP<[01] R&R BULB IRT AMM 33-51-04 OPS CHECK GOOD - [SDR SWAA2024080622072](https://openairdocs.org/sdr/SWAA2024080622072), Aug 2, 2024: SEAT BACK. OUT OF ADJUST. TRAY TABLE 12E INOP<[01] OK TO CONTINUE PER MEL 25-10-01
SP1B
AUTH NO 207398;[02] INSTALLED SEAT BACK PIVOT HARDWARE ON ROW 11E PER CMM 25-22-46 - [SDR SWAA2024050782119](https://openairdocs.org/sdr/SWAA2024050782119), May 3, 2024: EXTINGUISHER. BROKEN. -FIRE EXTINGUISHER FLIGHT DECK- HANDLE BROKEN<[01] REMOVED AND REPLACED FLIGHT DECK HALON FIRE EXTINGUISHER PER AMM 26-26-01. - [SDR SWAA2024041976983](https://openairdocs.org/sdr/SWAA2024041976983), Apr 19, 2024: SIGN. BROKEN. OVERWING EMERGENCY EXIT SIGN MOUNT BROKEN FROM CEILING<[01] R&R OVER WING EMERGENCY EXIT SIGN PER AMM 33-51-01 OPPS NORMAL. - [SDR SWAA2023092604027](https://openairdocs.org/sdr/SWAA2023092604027), Sep 23, 2023: LIGHT. INOPERATIVE. RH AFT SERVICE DOOR EMERGENCY LIGHT IS INOP<[01] RELAMPED AFT SERVICE DOOR EXTERIOR EMERGENCY LIGHT - [SDR SWAA2023082992964](https://openairdocs.org/sdr/SWAA2023082992964), Aug 24, 2023: GIRT BAR. OUT OF ADJUST. L1 DOOR FWD/AFT GIRT BAR FITTING LOOSE<[01] RESECURED L1 DOOR FWD/AFT GIRT BAR FITTING IN REF AMM 25-66-02-400-801-NG.;[02] VERIFIED AND INSPECTED RESECURED L1 - [SDR SWAA2023082992963](https://openairdocs.org/sdr/SWAA2023082992963), Aug 24, 2023: GIRT BAR. OUT OF ADJUST. R1 DOOR FWD AND AFT GIRT BAR FITTINGS LOOSE<[01] TIGHTENED R1 DOOR FWD AND EFT GIRT BAR FITTINGS REFER. AMM 25-66-02-400-801;[02] VERIFIED AND INSPECTED TIGHTEN - [SDR SWAA2023082992956](https://openairdocs.org/sdr/SWAA2023082992956), Aug 24, 2023: GIRT BAR. LOOSE. R2 DOOR FWD/AFT GIRT BAR FITTINGS LOOSE<[01] RESECURED R2 DOOR FWD/AFT GIRT BAR FITTINGS IN REF 25-66-02-400-801-NG.;[02] VERIFIED AND INSPECTED RESECURED R2 DO - [SDR SWAA2023082992953](https://openairdocs.org/sdr/SWAA2023082992953), Aug 23, 2023: LIGHT. INOPERATIVE. EMERGENCY LIGHTS NEAR R/H OVER WING EMERGENCY EXIT ARE INOP.<[01] REPLACED R/H OVER WING EMERGENCY LAMP; PER REF B737 AMM 33-51-04-960-801. PERFORMED INSTALLATI - [SDR SWAA2023082984673](https://openairdocs.org/sdr/SWAA2023082984673), Aug 2, 2023: BATTERY PACK. INOPERATIVE. AISLE LIGHT ON O/BIN AT SEAT ROW 9 & 11 LEFT SIDE INOP<[01] REMOVED AND REPLACED EMERGENCY LIGHTS POWER SUPPLY M1670 AND BATTERY PACK M1670; OPS CHECK NORMAL RE - [SDR SWAA2023082984672](https://openairdocs.org/sdr/SWAA2023082984672), Aug 2, 2023: DOOR. OUT OF ADJUST. ACCOMPLISH ADJUSTMENT R1 DOOR<[01] SUMMARY EA 23-152-02422 ISSUED. - [SDR SWAA2023082980479](https://openairdocs.org/sdr/SWAA2023082980479), Jul 19, 2023: RETAINER. CRACKED. L1 DOOR 'LOWER FWD DOOR SEAL RETAINER' CRACKED<[01] L1 DOOR LOWER FWD DOOR SEAL RETAINER CRACKER;[02] REMOVED DAMAGED SEAL RETAINER .INSTALLED NEW SEAL RETAINER - [SDR SWAA2023082978766](https://openairdocs.org/sdr/SWAA2023082978766), Jul 11, 2023: ANGLE. BROKEN. RT WING FLAP SUPPORT AFT CANOE FAIRING 642BB; LEFT I/B ANGLE BROKEN. 221-05<[01] REMOVED AND REPLACED RT WING FLAP SUPPORT AFT CANOE FAIRING 624 BB ANGLE ;REF S - [SDR SWAA2023082976982](https://openairdocs.org/sdr/SWAA2023082976982), Jul 10, 2023: STIFFENER. CRACKED. CRACK FOUND AT FWD LWR FLANGE AT STIFFENER #4. CRACK LENGTH : 0.359'<[01] ACCOMPLISHED REPAIR INSTALLATION AT R/H HORIZONTAL STAB RIB #5 STIFFENER #4 PER SRM 55 - [SDR SWAA2023082976702](https://openairdocs.org/sdr/SWAA2023082976702), Jul 9, 2023: PLATE. CORRODED. AFT CARGO;SIDE PLATE ASSY RBL 21.80 ;BS 727C TO 727D ; (2 EACH) CORROSION SPOTS.<[01] AFT CARGO R/H Z-CHANNEL WILL BE REPLACED FROM STA 727C TO 767 DUE TO OUT O All 317: https://openairdocs.org/aircraft/N442WN/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.