# N904WN: 2008 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 CFM56-7B24 series](https://openairdocs.org/engine/cfm-international-cfm56-7b24-series) (registry code 13044)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs)
- Serial number: 36616
- Year built: 2008
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: January 11, 2008
- Certificate issued: February 21, 2025
- Expires: February 29, 2032
- Mode S code: AC8009
- 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=904WN
- Page: https://openairdocs.org/aircraft/N904WN

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 CFM56-7B24 model are included.

## ADs that may apply (OpenAirDocs): 19 in force

### Matched by airframe (Boeing 737-7H4)

None in force.

### Matched by engine (CFM International CFM56-7B24 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 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 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 2010-01-05](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 2009-11-02](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 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 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 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 2001-02-12](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 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

### 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 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

## Information bulletins (advisory) (1 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-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 N904WN.

## FAA accident and incident reports

None matched to N904WN.

## Service difficulty reports (275, 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 SWAA2026090135887](https://openairdocs.org/sdr/SWAA2026090135887), Aug 31, 2026: HOUSING. OUT OF ADJUST. UPON CLOSING THE FWD ENTRY DOOR THE SLIDE RELEASED FROM THE PROTECTIVE COVERING. REMOVED AND REINSTALLED FORWARD ENTRY SLIDE PER MT 725-61-06. REPAIRED SLIDE HO
- [SDR SWAA2026062415068](https://openairdocs.org/sdr/SWAA2026062415068), Jun 23, 2026: BULB. INOPERATIVE. EMERGENCY LIGHT AT SEAT 16FED INOPERATIVE. REMOVED AND REPLACED 16DEF EMERGENCY AREA LIGHT BULB IAW AMM 33-51-03-960-801, OPS CHECKED GOOD. VERIFIED16DEF EMERGE
- [SDR SWAA2026062415067](https://openairdocs.org/sdr/SWAA2026062415067), Jun 23, 2026: LIGHT. INOPERATIVE. R2 DOOR EXTERNAL EMERGENCY LIGHT INOPERATIVE. REMOVED AND REPLACED R2 DOOR EXTERNAL EMERGENCY LIGHT IAW AMM 33-51-04-960-801 OPS CHECK GOOD. VERIFIED R2 DOOR EX
- [SDR SWAA2026051897843](https://openairdocs.org/sdr/SWAA2026051897843), May 12, 2026: HANDLE. BROKEN. FOS GRAB HANDLE (BY WINDSCREEN) BROKEN<[01] R&R GRAB HANDLE PER MM 56-11-11.
- [SDR SWAA2026041387752](https://openairdocs.org/sdr/SWAA2026041387752), Apr 9, 2026: ISOLATOR. CRACKED. AFT ENTRY DOOR FWD UPPER SLIDE ISOLATOR CRACKED. R&R AFT ENTRY DOOR FWD UPPER SLIDE ISOLATOR IAW SRM 51-40-02.
- [SDR SWAA2026041087741](https://openairdocs.org/sdr/SWAA2026041087741), Apr 9, 2026: LIGHT. DIM. RIGHT OVER WING EXIT LIGHT DIM<[01] R&R CABIN EMERGENCY EXIT SIDEWALL BALLETS PER AMM 33-51-02
- [SDR SWAA2025121953429](https://openairdocs.org/sdr/SWAA2025121953429), Dec 18, 2025: SLIDE. UNSECURE. AFT ENTRY DOOR L2 ESCAPE SLIDE TIE-LADDER NOT SECURED. SECURED AFT ENTRY DOOR L2 SLIDE TIE-LADDER W COTTER PIN IAW AMM 25-66-01.
- [SDR SWAA2025121953430](https://openairdocs.org/sdr/SWAA2025121953430), Dec 18, 2025: SLIDE. UNSECURE. AFT GALLEY SERVICE DOOR R2 ESCAPE SLIDE AFT TIE-LADDER NOT SECURED. SECURED THE SERVICE DOOR R2 ESCAPE SLIDE AFT TIE-LADDER W COTTER PIN REF AMM 25-66-01.
- [SDR SWAA2025121953431](https://openairdocs.org/sdr/SWAA2025121953431), Dec 18, 2025: GIRT BAR. UNPACKED. AFT ENTRY DOOR L2 SLIDE GIRT HANGS TOO LOW. REPACKED AFT ENTRY DOOR L2 SLIDE GIRT IAW AMM 25-66-01.
- [SDR SWAA2025121953428](https://openairdocs.org/sdr/SWAA2025121953428), Dec 18, 2025: GIRT BAR. UNPACKED. AFT GALLEY SERVICE DOOR R2 SLIDE GIRT HANGS TOO LOW. REPACKED AFT GALLEY SERVICE DOOR R2 SLIDE GIRT IAW AMM 25-66-01.
- [SDR SWAA2025091614187](https://openairdocs.org/sdr/SWAA2025091614187), Sep 13, 2025: HANDLE. LOOSE. L1 DOOR CLOSE HANDLE IS LOOSE AT SIDEWALL. TIGHTENED L1 DOOR CLOSE HANDLE AT SIDEWALL IAW AMM 52-11-31-400-802 STEP 3.G.(2).
- [SDR SWAA2025091514184](https://openairdocs.org/sdr/SWAA2025091514184), Sep 13, 2025: BULB. INOPERATIVE. L1 LOWER FWD EMERGENCY EXIT LIGHT HAS BULB OUT. REMOVED AND REPLACED L1 LOWER FWD EMERGENCY EXIT LIGHT BULB IAW AMM 33-51-01-960-801.
- [SDR SWAA2025091513882](https://openairdocs.org/sdr/SWAA2025091513882), Sep 12, 2025: LENS. DAMAGED. L/H OVERWING EXIT AFT LIGHT LENS RETAINER IS DAMAGED. REMOVED AND REPLACED LT OVERWING EXIT LIGHT LENS IAW AMM 33-51-01-960-801 STEPS 2.C.1.A(3) AND 2 C(4).
- [SDR SWAA2025091513883](https://openairdocs.org/sdr/SWAA2025091513883), Sep 12, 2025: LENS. DAMAGED. RIGHT OVERWING EXIT FWD LIGHT LENS RETAINER IS DAMAGED. REMOVED AND REPLACED RT OVERWING EXIT LIGHT LENS IAW AMM 33-51-01-960-801 STEPS 2.C.1.A(3) AND 2.C(4).
- [SDR SWAA2025091510914](https://openairdocs.org/sdr/SWAA2025091510914), Sep 3, 2025: SCUFF PLATE. CRACKED. AFT CARGO BAY AFT CORNER SCUFF PLATE IS CRACKED. AFT CARGO BAY AFT CORNER SCUFF PLATE, REPAIRED IAW SRM 53-60-15-2R-1.
- [SDR SWAA2025091507931](https://openairdocs.org/sdr/SWAA2025091507931), Aug 24, 2025: TIE DOWN. CORRODED. DURING OK TO CLOSE FOUND CORROSION ON FWD WET AREA LAV FITTING STA 312 APPROX LBL 55. REMOVED AND REPLACED TIEDOWN GIRT BAR AT BS 312 LBL 52; WL 208.1 IAW SRM 5
- [SDR SWAA2025091507363](https://openairdocs.org/sdr/SWAA2025091507363), Aug 23, 2025: INTERCOSTAL. CORRODED. CORROSION ON FCB INTERCOSTAL BS 500 TO BS 500A, LBL 25, WL161. REMOVED AND REPLACED INTERCOSTAL FROM BS 500 TO BS 500A, LBL 25 IAW SRM 51-40-02, AND DWG 143A750
- [SDR SWAA2025091507361](https://openairdocs.org/sdr/SWAA2025091507361), Aug 22, 2025: BAFFLE ANGLE. CRACKED. CRACK FOUND ON BAFFLE FWD CLIP AT BS 400, LBL 25. REMOVED AND REPLACED BAFFLE FWD CLIP AT BS 400, LBL 25 IAW SRM 51-40-02, AND DWG 143A7505 0081, REV -,
- [SDR SWAA2025091507362](https://openairdocs.org/sdr/SWAA2025091507362), Aug 22, 2025: BAFFLE. CRACKED. CRACKED BAFFLE AT BS 500A TO 500B, LBL 21, WL 161. REMOVED AND REPLACED THE BAFFLE FROM BS 500A TO 500B, LBL 21 IAW SRM 51-40-02, AND DWG 143A7505 REV -.
- [SDR SWAA2025091505630](https://openairdocs.org/sdr/SWAA2025091505630), Aug 18, 2025: GIRT BAR. CORRODED. CORROSION ON THE GIRT BAR AT BS 312, LBL 52, WL 208.1. REMOVED AND REPLACED TIE DOWN FOR GIRT BAR AT BS 312, LBL 52, WL 208.1 IAW SRM 51-10-02-0G-0, SRM 51-40-0
- [SDR SWAA2025091505629](https://openairdocs.org/sdr/SWAA2025091505629), Aug 18, 2025: INTERCOSTAL. CRACKED. CRACKED INTERCOSTAL BS 312 - BS 328, LBL 45, WL 208.1. REMOVED AND REPLACED INTERCOSTAL BS 312- 328, LBL 45, WL 208.1 IAW SRM 51-40-02, AND DWG 141A5400.
- [SDR SWAA2025091504953](https://openairdocs.org/sdr/SWAA2025091504953), Aug 15, 2025: SUPPORT. CORRODED. AFT CARGO, RT SIDEPLATE SUPPORT BS 727 TO 767, RBL 21 HAS SEVERAL SPOTS OF CORROSION. REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT BS 727 TO 767, RBL 21 IAW S
- [SDR SWAA2025091504954](https://openairdocs.org/sdr/SWAA2025091504954), Aug 15, 2025: STRAP. CORRODED. AFT CARGO, CORROSION TO FLOOR SUPPORT STRAP BS 887, RBL 17 TO LBL 17. REMOVED AND REPLACED ACB FLOOR SUPPORT STRAP BS 887 FROM RBL17 TO LBL17 IAW SRM 51-40-02, 
- [SDR SWAA2025091506642](https://openairdocs.org/sdr/SWAA2025091506642), Aug 15, 2025: SHIELD. CORRODED. ACB; CORROSION TO FWD SHIELD, BS 767 TO 787+5, RBL 21. REMOVED AND REPLACED NEW ON ACB FWD SHIELD FROM BS 767 TO 794, RBL 21 IAW SRM 51-40-02 AND DWG 146A0081 0
- [SDR SWAA2025091504932](https://openairdocs.org/sdr/SWAA2025091504932), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 17 INCH AFT BS 500, RBL 23, WL 156.5. REMOVED AND REPLACED FCB SUPPORT BETWEEN BS 492.4 TO 500A, RBL 23, WL156.5
- [SDR SWAA2025091504938](https://openairdocs.org/sdr/SWAA2025091504938), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 9 INCH AFT BS 500, RBL 23, WL 156.5. THIS DISCREPANCY WILL BE ACCOMPLISHED ON CARD TTG8Q014L2U0.
- [SDR SWAA2025091504939](https://openairdocs.org/sdr/SWAA2025091504939), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 13 INCH AFT BS 500, RBL 23, WL156.5. THIS DISCREPANCY WILL BE ACCOMPLISHED ON CARD TTG8Q014L2U0.
- [SDR SWAA2025091504933](https://openairdocs.org/sdr/SWAA2025091504933), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 6 INCH AFT BS 480, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504940](https://openairdocs.org/sdr/SWAA2025091504940), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 10 INCH AFT BS 480, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504934](https://openairdocs.org/sdr/SWAA2025091504934), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 10 INCH AFT BS 500, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504935](https://openairdocs.org/sdr/SWAA2025091504935), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 14 INCH AFT BS 500, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504936](https://openairdocs.org/sdr/SWAA2025091504936), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 18 INCH AFT BS 500, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504941](https://openairdocs.org/sdr/SWAA2025091504941), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 2 INCH AFT BS 500A, LBL 23, WL 156.5. REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT FROM BS 396 TO BS 500D, LBL
- [SDR SWAA2025091504937](https://openairdocs.org/sdr/SWAA2025091504937), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 6 INCH AFT BS 500A, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504942](https://openairdocs.org/sdr/SWAA2025091504942), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 6 INCH AFT BS 500A, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504943](https://openairdocs.org/sdr/SWAA2025091504943), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 14 INCH AFT BS 500A, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504944](https://openairdocs.org/sdr/SWAA2025091504944), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 6 INCH AFT BS 500B, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504949](https://openairdocs.org/sdr/SWAA2025091504949), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 10 INCH AFT BS 500B, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504945](https://openairdocs.org/sdr/SWAA2025091504945), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 2 INCH AFT BS 500C, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504946](https://openairdocs.org/sdr/SWAA2025091504946), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 7 INCH AFT BS 500C, LBL 23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504950](https://openairdocs.org/sdr/SWAA2025091504950), Aug 15, 2025: SUPPORT. CORRODED. FLOOR TO SIDEWALL SUPPORT ATTACH FRAME CORRODED 13'AFT STA.500C, LBL23, WL 156.5. THIS CARD WILL BE ACCOMPLISHED AT CARD TTG8Q014L3L6.
- [SDR SWAA2025091504952](https://openairdocs.org/sdr/SWAA2025091504952), Aug 15, 2025: SUPPORT. CORRODED. AAFT CARGO BAY, LT SIDEPLATE SUPPORT BS 727 TO 847, LBL 21 HAS SEVERAL SPOTS OF CORROSION. REMOVED AND REPLACED ACB LT SIDEPLATE SUPPORT BS 727 TO 847 LBL 21 IA
- [SDR SWAA2025091504721](https://openairdocs.org/sdr/SWAA2025091504721), Aug 15, 2025: BEAR STRAP. CRACKED. CRACK AT FSD BS 297.5 BELOW STR 6R. THIS JOBCARD WAS ATTENDED WITH THE FOLLOWING WO TTG8Q014JYV0.
- [SDR SWAA2025091604283](https://openairdocs.org/sdr/SWAA2025091604283), Aug 14, 2025: FLOOR PANEL. PULLED. FLOOR PANEL 241FF UPPER SKIN HAS AREAS OF PULLED STRANDS. FABRICATED A NEW 241FF FLOOR PANEL IAW SRM 53-00-50-2R-0-A00938.
- [SDR SWAA2025091504281](https://openairdocs.org/sdr/SWAA2025091504281), Aug 14, 2025: FLOOR PANEL. PULLED. FWD FLOOR PANEL 222CF UPPER SKIN HAS AN AREA OF PULLED STRANDS NEAR FWD EDGE. REPAIRED THE FWD FLOOR PANEL 222CF IAW SRM 53-00-50-2R-1.
- [SDR SWAA2025091504266](https://openairdocs.org/sdr/SWAA2025091504266), Aug 13, 2025: STRAP. CORRODED. CORROSION ON TENSION STRAP AT BS 1006, LBL 7, AND BS 1016+7, LBL 3, WL 208.1. REMOVED AND REPLACED AFT WET AREA TENSION STRAP FROM BS 1006 TO 1016+7; LBL 3 TO L
- [SDR SWAA2025091504269](https://openairdocs.org/sdr/SWAA2025091504269), Aug 13, 2025: BEAR STRAP. CRACKED. CRACK NOTED ON R1 BEAR STRAP BS 291.5+4, WL 266.5, APPROX. LENGTH: 1.9 INCH AND EXTENDING FROM STUB FRAME, REPAIRED IAW SRM 53-10-01-2R-6, AND EA M-25-153-01539
- [SDR SWAA2025091503994](https://openairdocs.org/sdr/SWAA2025091503994), Aug 13, 2025: SCUFF PLATE. CRACKED. AFT CARGO FWD CORNER SCUFF PLATE IS CRACKED. REPAIRED THE CORNER SCUFF PLATE IAW SRM 53-60-15-2R-1.
- [SDR SWAA2025091504267](https://openairdocs.org/sdr/SWAA2025091504267), Aug 13, 2025: WEB. CORRODED. MULTIPLE CORROSION AREAS ON LT SHIELD WEB AT BS 1016, LBL 4, BS 1016+12, LBL 4, BS 1016+14, LBL10 & LBL 13, BS 1016+12, LBL 18 AND BS 1016+5, LBL 30, WL 208.1. 
- [SDR SWAA2025091504272](https://openairdocs.org/sdr/SWAA2025091504272), Aug 13, 2025: STUB FRAME. CRACKED. CRACK NOTED ON R1 DOOR CUT OUT STUB FRAME BS 291.5+9. 0.1 INCH ABOVE SEAL DEPRESSOR, APPROX LENGTH: 0.9 INCH. ENG TSR REQUIRED. REMOVED AND REPLACED STUB FRAME 

All 275: https://openairdocs.org/aircraft/N904WN/reports.md

## STCs that may be installed (OpenAirDocs) (32)

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 CFM56-7B24 series)

- [STC SE04840NY](https://openairdocs.org/stc/SE04840NY): Installation of HarcoSemco Exhaust Gas Temperature (EGT) Electrical Harnesses in CFM56-7 engine. Kilroy Aviation LLC
- [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

## Related

- Other Boeing 737-7H4 aircraft: https://openairdocs.org/model/boeing-737-7h4/aircraft.md
- The CFM International CFM56-7B24 series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b24-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.