# N276WN: 2007 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: 32530
- Year built: 2007
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: May 9, 2007
- Certificate issued: June 7, 2007
- Expires: August 31, 2027
- Mode S code: A2BEC7
- 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=276WN
- Page: https://openairdocs.org/aircraft/N276WN

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 N276WN.

## FAA accident and incident reports

None matched to N276WN.

## Service difficulty reports (286, 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 SWAA2026091549653](https://openairdocs.org/sdr/SWAA2026091549653), Sep 11, 2026: LAMP. INOPERATIVE. AFT CARGO BAY EMERGENCY LIGHT INOP. REMOVED AND REPLACED RH OVERWING ESCAPE GROUND ILLUMINATION LIGHT LAMP IAW B737 AMM 33-51-04-960-801 TEST PASSED VERIFIED RE
- [SDR SWAA2026090379831](https://openairdocs.org/sdr/SWAA2026090379831), Aug 30, 2026: LAMP. INOPERATIVE. EMERGENCY LIGHT AT FWD ENTRY DOOR INOPERATIVE. REPLACED THE LAMPS IAW AMM 33-51-03, OPS CHKD GOOD.
- [SDR SWAA2026062515460](https://openairdocs.org/sdr/SWAA2026062515460), Jun 24, 2026: BRAKE. SMOKE. POST FLIGHT, FOUND SMOKE COMING FROM LEFT MAIN WHEEL BRAKE ASSY. BRAKE TEMP READINGS UNABLE TO BE TAKEN PRIOR TO 15 MINUTES AFTER ACFT ARRIVED AT GATE. ACFT BRA
- [SDR SWAA2026061713176](https://openairdocs.org/sdr/SWAA2026061713176), Jun 17, 2026: HANDLE. BROKEN. CLOSE ASSIST HANDLE BROKE F/E DOOR. REPLACED ASSIST HANDLE ON FORWARD ENTRY DOOR IAW AMM 25-21-31.
- [SDR SWAA2026052605371](https://openairdocs.org/sdr/SWAA2026052605371), May 22, 2026: ISOLATOR. CRACKED. PASSENGER CABIN FORWARD SERVICE DOOR AFT SLIDE MOUNT ISOLATOR CRACKED.<[01] R&R AFTER SLIDE MOUNT ISOLATOR PER SRM 51-40-02;[02] INSPECTION VERIFIED CORRECTIVE 
- [SDR SWAA2026022472730](https://openairdocs.org/sdr/SWAA2026022472730), Feb 21, 2026: ATTACH BRACKET. CRACKED. RIGHT WING UPPER PANEL SUPPORT, FWD ATTACH BRACKET CRACKED. REMOVED AND REPLACED IAW SRM 51-40-02-0G-0-A00729.
- [SDR SWAA2025121243658](https://openairdocs.org/sdr/SWAA2025121243658), Dec 7, 2025: SMOKE DETECTOR. FALSE ACTIVATION. AFTER LAV SMOKED ALARM ACTIVATED INTERMITTENTLY DURING FINAL DESCENT AND AT THE GATE. NO SIGNS OF SMOKE. OK TO CONTINUE PER MEL 26-16-01 XB;AFT LAVATORY SMOKE D
- [SDR SWAA2025112438111](https://openairdocs.org/sdr/SWAA2025112438111), Nov 21, 2025: HANDLE. UNSECURE. FWD ENTRY DOOR ASSIST HANDLE STRAP WILL NOT SECURE TO DOOR TRIM<[01] REPLACED HANDLE ?WARNING? STRAP PER SIP OPS CHECKS GOOD
- [SDR SWAA2025082206113](https://openairdocs.org/sdr/SWAA2025082206113), Aug 20, 2025: CAM PLATE. LOOSE. FWD SERVICE DOOR HANDLE CAM PLATE IS LOOSE, TIGHTENED HARDWARE. PER AMM 20-50-11.
- [SDR SWAA2025050165087](https://openairdocs.org/sdr/SWAA2025050165087), Apr 28, 2025: CONTROL MODULE. FAULTED. ENG #1 OVERHEAT DURING CLIMB THROUGH 9K COMPLETED QRC/QRH LIGHT EXTINGUISHED<[01] PERFORMED FIM TASK 26-10 TASK 810 NO FAULTS FOUND. REMOVED AND REPLACED ENGINE
- [SDR SWAA2025040722315](https://openairdocs.org/sdr/SWAA2025040722315), Apr 3, 2025: CONNECTOR. FAILED. ENROUTE NOTICED ELECTRICAL BURN SMELL THEN RECEIVED A 'TRANSFER BUS OFF' LIGHT AND 'SOURCE OFF' LIGHT ON NO.2 SIDE. RAN QRH AND DURING CHECKLIST GOT A 'DRIVE' L
- [SDR SWAA2025040722314](https://openairdocs.org/sdr/SWAA2025040722314), Apr 3, 2025: WIRE. CORRODED. ENROUTE NOTICED ELECTRICAL BURN SMELL THEN RECEIVED A 'TRANSFER BUS OFF' LIGHT AND 'SOURCE OFF' LIGHT ON NO.2 SIDE. RAN QRH AND DURING CHECKLIST GOT A 'DRIVE' L
- [SDR SWAA2025040721566](https://openairdocs.org/sdr/SWAA2025040721566), Apr 3, 2025: GCU. FAILED. ENROUTE NOTICED ELECTRICAL BURN SMELL THEN RECEIVED A 'TRANSFER BUS OFF' LIGHT AND 'SOURCE OFF' LIGHT ON NO.2 SIDE. RAN QRH AND DURING CHECKLIST GOT A 'DRIVE' L
- [SDR SWAA2025040721301](https://openairdocs.org/sdr/SWAA2025040721301), Apr 2, 2025: GCU. BURNED. AT CRUISE; A NOTICEABLE ELECTRICAL SMELL WAS NOTICED THROUGHOUT ENTIRE PLANE. SHORTLY AFTER; TRANSFER BUS LIGHT ILLUMINATED; FOLLOWED BY SOURCE OFF LIGHT; FOLLO
- [SDR SWAA2025012889827](https://openairdocs.org/sdr/SWAA2025012889827), Jan 27, 2025: LAMP. INOPERATIVE. EMERGENCY EXIT LOCATOR FWD OF FWD SERVICE DOOR HAS INOP BULBS<[01] RELAMPED EMERGENCY EXIT LOCATOR FWD OF FWD SERVICE DOOR; PERFORMED GOOD TEST PER AMM 33-51-01
- [SDR SWAA2025012889826](https://openairdocs.org/sdr/SWAA2025012889826), Jan 27, 2025: BULB. INOPERATIVE. EMERGENCY EXIT LOCATOR FWD OF L/H OWE HAS INOP BULBS<[01] RELAMPED EMERGENCY EXIT LOCATOR FWD OF FWD SERVICE DOOR; PERFORMED GOOD TEST PER AMM 33-51-01-960-801.
- [SDR SWAA2025012888496](https://openairdocs.org/sdr/SWAA2025012888496), Jan 22, 2025: FUSE. BURNED. L732 AFT LEFT ESCAPE SLIDE LIGHT DOES NOT TURN ON.<[01] RELAMPED AFT L/H ESCAPE SLIDE LIGHT AND PERFORME3D INSTALLATION TEST PER AMM 33-51-04-960-801; LIGHT STI
- [SDR SWAA2025012888497](https://openairdocs.org/sdr/SWAA2025012888497), Jan 22, 2025: BATTERY PACK. INOPERATIVE. ASSOCIATED EMERGENCY LIGHTS WITH BATTERY PACK M1674 DO NOT TURN ON<[01] REMOVED; REPLACED AND PERFORMED GOOD OPS CHECK OF M1673 EMERGENCY BATTERY PACK PER AMM 3
- [SDR SWAA2025012887074](https://openairdocs.org/sdr/SWAA2025012887074), Jan 17, 2025: SCUFF PLATE. CRACKED. FCB FWD CORNER SCUFF PLATE CRACKED<[01] ALL STEPS COMPLETED
- [SDR SWAA2025012883432](https://openairdocs.org/sdr/SWAA2025012883432), Jan 6, 2025: BAFFLE. DAMAGED. ELONGATED FASTENER HOLE ON BUFFLE AT BS500 TO BS500A LBL25 WL156<[01] REMOVED AND REPLACED BAFFLE AT BS 500 TO BS 500A<BR>IAW SRM 51-40-02 & DWG# 143A7505 REV: 
- [SDR SWAA2025012883434](https://openairdocs.org/sdr/SWAA2025012883434), Jan 6, 2025: BAFFLE. CRACKED. CRACKED BUFFLE AT BS500A TO BS500B LBL25 WL156 CORRECT LOCATION IS BS500B TO BS500C<[01] REMOVED AND REPLACED BAFFLE ASSY P/N 143A7510-11 BETWEEN BS500B AND BS5
- [SDR SWAA2025012883082](https://openairdocs.org/sdr/SWAA2025012883082), Jan 5, 2025: FLOOR SUPPORT. ELONGATED. ELONGATED FASTENER HOLE ON INTERCOSTAL AT BS440 TO BS460; LBL25; WL156<[01] REMOVED AND REPLACED INTERCOSTAL AT BS 440 TO BS 460 LBL 25 WL 156 IAW SRM 51-40-02 
- [SDR SWAA2025012882811](https://openairdocs.org/sdr/SWAA2025012882811), Jan 3, 2025: STUB FRAME. CRACKED. DURING HFEC INSPECTION OF STUB FRAME FOUND CRACK ABOVE SEAL DEPRESSOR BS 291.5 + 8 WL266 L: 1.7' MARKED.<[01] REJECTED: DURING OK TO INSTALL NEW STUB FRAME; FOU
- [SDR SWAA2025012882022](https://openairdocs.org/sdr/SWAA2025012882022), Dec 31, 2024: STRINGER CLIP. CRACKED. CRACKED STR CLIP AT PAX CABIN BS727E S-5L. MARKED<[01] REMOVED AND REPLACED STR CLIP AT PAX CABIN BS727E S-5L IAW SRM 51-40-02 AND DWG#146A1112 ID: 0001 REV:C;[
- [SDR SWAA2025012882020](https://openairdocs.org/sdr/SWAA2025012882020), Dec 31, 2024: STRINGER CLIP. CRACKED. CRACKED STR CLIP AT PAX CABIN BS727B S-6L. MARKED<[01] REMOVED AND REPLACED STR CLIP AT PAX CABIN BS727B S-6L IAW SRM 51-40-02 AND DWG#146A1102 ID: 0001 REV:D;[
- [SDR SWAA2025012882019](https://openairdocs.org/sdr/SWAA2025012882019), Dec 31, 2024: STRINGER CLIP. CRACKED. CRACKED STR CLIP AT PAX CABIN BS767 S-6L. MARKED<[01] REMOVED AND REPLACED STR CLIP AT PAX CABIN BS767 S-6L IAW SRM 51-40-02 AND DWG#143A1010 ID: 0001 REV:C;[02
- [SDR SWAA2025012882021](https://openairdocs.org/sdr/SWAA2025012882021), Dec 31, 2024: STRINGER. CRACKED. CRACKED STRINGER S-11L AT FWD CABIN BS294 WL251.<[01] REMOVED AND REPLACED STRINGER 11L AT FWD CABIN BS294 TO 259.5 1AW B737-7 SRM 51-40-02-0G-01 AND DWG# 141A3
- [SDR SWAA2025013087166](https://openairdocs.org/sdr/SWAA2025013087166), Dec 24, 2024: SKIN. OUT OF LIMITS. SECTION 46 FUSELAGE SKIN HAS A BLEND AT BS 787+4 AND 5' BELOW STR 24R WITHIN 10 INCHES OF AFT CARGO DOOR CUTOUT<[01] REPAIRED PER EA 24-153-03589;[02] VERIFIED 
- [SDR SWAA2025013179869](https://openairdocs.org/sdr/SWAA2025013179869), Dec 20, 2024: SHIELD. CORRODED. CORROSION ON AFT SHIELD AT FCB BS500 - BS500A RBL23 WL156.<[01] REMOVED AND REPLACED SHIELD IAW SRM 51-40-05 & DWG# 143A0080 REV: CARD COMPLETED;[02] VERIFIED C
- [SDR SWAA2025012979883](https://openairdocs.org/sdr/SWAA2025012979883), Dec 20, 2024: WEB. CORRODED. AFT CARGO ENTRY THRESHOLD BS 807 TO 847 RBL26 HAS SEVERAL SPOTS WITH CORROSION (MARKED).<[01] REMOVED AND REPLACED ACB THRESHOLD WEB AT BS 794.25 TO BS847 IAW S
- [SDR SWAA2025012879885](https://openairdocs.org/sdr/SWAA2025012879885), Dec 20, 2024: SIDEWALL SUPPORT. CORRODED. AFT CARGO; ZEE SIDE PLATE BS 727 TO 767 RBL 26 HAS SEVERAL SPOTS WITH CORROSION (MARKED).<[01] REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT BS 727 TO BS 767 R
- [SDR SWAA2025012879870](https://openairdocs.org/sdr/SWAA2025012879870), Dec 20, 2024: SIDEWALL SUPPORT. CORRODED. CORROSION ON FLOOR TO SIDEWALL SUPPORT AT FCB BS500 - BS500D LBL23 WL156.<[01] REMOVED AND REPLACED FCB FLOOR TO SIDEWALL SUPPORT; P/N 143A7501U183; BS400 TO BS
- [SDR SWAA2025012882248](https://openairdocs.org/sdr/SWAA2025012882248), Dec 20, 2024: SHIELD. CORRODED. CORROSION ON FWD SHIELD AT FCB BS420 - BS440 RBL23 WL156. MARKED<[01] REMOVED AND REPLACED SHIELD FCB BS 420 - BS 440. IAW SRM 51-40-02 AND DWG # 143A0080 REV: 
- [SDR SWAA2025012879881](https://openairdocs.org/sdr/SWAA2025012879881), Dec 20, 2024: SHIELD. CORRODED. AFT CARGO; AFT SHIELD BS 847 TO 867 RBL 26 HAS CORROSION. (MARKED)<[01] STEP 4 OK TO APPLY CIC.;[02] OK TO APPLY CIC;[03] REMOVED AND REPLACED ACB AFT SHIELD; P
- [SDR SWAA2025012879882](https://openairdocs.org/sdr/SWAA2025012879882), Dec 20, 2024: SHIELD. CORRODED. AFT CARGO; FWD SHIELD BS 767 TO 794 RBL 26 HAS CORROSION. (MARKED)<[01] REMOVED AND REPLACED AFT CARGO FWD SHIELD BS767 TO BS794 RBL26 IAW SRM 51-40-02 AND DWG 
- [SDR SWAA2025012879884](https://openairdocs.org/sdr/SWAA2025012879884), Dec 20, 2024: SHIELD. CORRODED. AFT CARGO; FWD SHIELD CLIP AT BS 767 RBL 26 HAS CORROSION (MARKED).<[01] REMOVED AND REPLACED AFT CARGO FWD SHIELD CLIP AT BS767 RBL26 IAW SRM 51-40-02 AND DWG 
- [SDR SWAA2025012879887](https://openairdocs.org/sdr/SWAA2025012879887), Dec 20, 2024: SUPPORT ANGLE. CORRODED. AFT CARGO; ZEE SIDEPLATE BS 727 TO 847 LBL 26 HAS SEVERAL SPOTS WITH CORROSION (MARKED).<[01] REMOVED AND REPLACED AFT CARGO BAY L/H FLOOR TO SIDEWALL SUPPORT A
- [SDR SWAA2025012879888](https://openairdocs.org/sdr/SWAA2025012879888), Dec 20, 2024: INTERCOSTAL. CORRODED. AFT CARGO; SIDEPLATE INTERCOSTAL BS 767 TO 787 HAS CORROSION (MARKED). RBL 23<[01] REMOVED AND REPLACED NEW AFT CARGO; WEB BS 767 TO BS 787 RBL21 IAW SRM 51-40-
- [SDR SWAA2025012879894](https://openairdocs.org/sdr/SWAA2025012879894), Dec 20, 2024: SIDEWALL SUPPORT. CORRODED. AFT CARGO; ZEE SIDEPLATE BS 867 TO 947 RBL 26 HAS SEVERAL SPOTS WITH CORROSION (MARKED).<[01] REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT AT BS887 TO BS947 R
- [SDR SWAA2025012879892](https://openairdocs.org/sdr/SWAA2025012879892), Dec 20, 2024: CROSSBEAM. CORRODED. AFT CARGO; CROSS BEAM FRAME AT BS 947.5 RBL 20 HAS CORROSION (MARKED).<[01] REMOVED AND REPLACED ACB FRAME BS 947 BETWEEN STR 23L AND STR 23R IAW SRM 51-40-02-0
- [SDR SWAA2025013179516](https://openairdocs.org/sdr/SWAA2025013179516), Dec 19, 2024: PANEL. CRACKED. PANEL BREAK CRACKED BS 540 BL 0 - RBL 25 WL 207<[01]. REMOVED AND REPLACED PANEL BREAK BS 540 BL 0 - RBL 25 WL 207 IAW SRM 51-40-2 AND IAW DWG# 143A5240 REV: -;
- [SDR SWAA2025012079063](https://openairdocs.org/sdr/SWAA2025012079063), Dec 18, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 231XF UPPER SURFACE DELAMINATED<[01] FLOOR PANEL 231XF WITH UPPER SURFACE DELAMINATION WAS REPLACED BY FABRICATING A NEW PANEL IAW S
- [SDR SWAA2025012079064](https://openairdocs.org/sdr/SWAA2025012079064), Dec 18, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 232RF UPPER SURFACE DELAMINATED<[01] 01 - REMOVED AND REPLACED FLOOR PANEL 232RF DUE TO EXCESSIVE DELAMINATION PER [SRM 51-10-02-0G-
- [SDR SWAA2025012079065](https://openairdocs.org/sdr/SWAA2025012079065), Dec 18, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 241AF UPPER SURFACE DELAMINATED<[01] FLOOR PANEL 241AF WITH UPPER SURFACE DELAMINATION WAS REPLACED BY FABRICATING A NEW PANEL IAW S
- [SDR SWAA2025012079068](https://openairdocs.org/sdr/SWAA2025012079068), Dec 18, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 241BF UPPER SURFACE DELAMINATED<[01] REPLACED PASSENGER CABIN FLOOR PANEL 241BF WITH SERVICEABLE PANEL IAW SRM 51-10-02-0G-0 PARA 9 
- [SDR SWAA2025012079069](https://openairdocs.org/sdr/SWAA2025012079069), Dec 18, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 241DF UPPER SURFACE DELAMINATED<[01] FLOOR PANEL 241DF WITH UPPER SURFACE DELAMINATION WAS REPLACED BY FABRICATING A NEW PANEL IAW S
- [SDR SWAA2025012079070](https://openairdocs.org/sdr/SWAA2025012079070), Dec 18, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 241EF UPPER SURFACE DELAMINATED<[01] PASSENGER CABIN FLOOR PANEL 241EF WAS REPLACED DUE TO EXCESSIVE UPPER SURFACE DELAMINATION IAW 
- [SDR SWAA2025012079071](https://openairdocs.org/sdr/SWAA2025012079071), Dec 18, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANEL 241FF UPPER SURFACE DELAMINATED<[01] REPLACED PASSENGER CABIN FLOOR PANEL 241FF WITH SERVICEABLE PART IAW SRM 51-10-02-0G-0 PARA 9.;
- [SDR SWAA2025012079076](https://openairdocs.org/sdr/SWAA2025012079076), Dec 18, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABN FLOOR PANEL 242AF UPPER SURFACE DELAMINATED.<[01] REPLACED PASSENGER CABIN FLOOR PANEL 242AF WITH SERVICEABLE PANEL IAW SRM 51-10-02-0G-0 PARA 9.
- [SDR SWAA2025012079072](https://openairdocs.org/sdr/SWAA2025012079072), Dec 18, 2024: FLOOR PANEL. DELAMINATED. PASSENGER CABIN FLOOR PANE 242DF UPPER SURFACE DELAMINATED<[01] PASSENGER CABIN FLOOR PANEL 242DF WAS REPLACED WITH A NEW PANEL DUE TO EXCESSIVE UPPER SURFACE D

All 286: https://openairdocs.org/aircraft/N276WN/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

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