# N266WN: 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: 32523
- Year built: 2007
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: February 9, 2007
- Certificate issued: March 28, 2007
- Expires: December 31, 2029
- Mode S code: A29748
- 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=266WN
- Page: https://openairdocs.org/aircraft/N266WN

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 N266WN.

## FAA accident and incident reports

None matched to N266WN.

## Service difficulty reports (330, 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 SWAA2026092126209](https://openairdocs.org/sdr/SWAA2026092126209), Sep 1, 2026: WEB. DAMAGED. ELONGATED HOLE ON WEB, BTW BS 500A - 500B, STR 26L, WL 156 IN THE FWD CARGO BAY. REPLACED THE WEB IAW SRM 53-30-53-2R-1, REPAIR 1, SRM 51-10-02, ITEM 9, SRM 51-
- [SDR SWAA2026091824773](https://openairdocs.org/sdr/SWAA2026091824773), Sep 1, 2026: WEB. CRACKED. CRACKED WEB, BTWN BS 500 - 500A, STR 25L IN THE FWD CARGO BAY. REPLACED WEB (BAFFLE) LOCATED IAW SRM 51-10-02, ITEM 9, AND DWG 143A7505, SHEET 82, REV-.
- [SDR SWAA2026092111327](https://openairdocs.org/sdr/SWAA2026092111327), Aug 24, 2026: SUPPORT BRACKET. CORRODED. CORROSION ON TAI SUPPORT BRACKET ON LOWER ATTACH STRAP INTERNAL CAVITY LEADING EDGE, OSS190.12. REPLACED THE SUPPORT BRACKET IAW SRM 51-10-02, ITEM 9, & SRM 51-
- [SDR SWAA2026092277252](https://openairdocs.org/sdr/SWAA2026092277252), Aug 22, 2026: STRAP. CORRODED. CORRODED LEADING EDGE INTERNAL CAVITY ON LOWER STRAP, OFSS 385 PLUS 24 INCHES, LT WING. PERFOMED A REPAIR IAW EA 26-157-02393-WIP1, SRM 57-20-01-2R-3, & DWG 112
- [SDR SWAA2026092180434](https://openairdocs.org/sdr/SWAA2026092180434), Aug 22, 2026: SKIN. CRACKED. CRACKED LOWER SKIN OF THE LEFT WINGLET. REPLACED THE LT WINGLET AND INSTALLATION WILL BE ACCOSPLISHED ON TTG8Q00F9LK2.
- [SDR SWAA2026091889816](https://openairdocs.org/sdr/SWAA2026091889816), Aug 22, 2026: ANGLE. CRACKED. CRACK ANGLE AUXILIARY TRACK SLAT 8 LOC OTBD SIDE OFF SS 660, RT WING. EVALUATED AND REPLACED ANGLE AUXILIARY TRACK SLAT 8 LOC OUTBOARD SIDE OFFSS 660 APROX AT R
- [SDR SWAA2026091816104](https://openairdocs.org/sdr/SWAA2026091816104), Aug 22, 2026: FRAME. CRACKED. CRACK ON OPEN HOLE LOC INNER CHORD LOC BTW BS639 LBL60 AT PASSENGER CABIN 2026-490475 REPLACED INNER CHORD LOCATED BTW BS616 TO BS663 PLUS 9 AT LEVEL STR 17L PA
- [SDR SWAA2026091835117](https://openairdocs.org/sdr/SWAA2026091835117), Aug 22, 2026: BRACKET. CRACKED. CRACK OTBD BRACKET LOCATED PRESSURE DECK WEB AT LEVEL STA 663 TO STA 675 AND RBL 37 AT MAIN WHEEL WELL. REPLACED O/B BRACKET AND FASTENERS LOCATED PRESSURE DECK
- [SDR SWAA2026092143268](https://openairdocs.org/sdr/SWAA2026092143268), Aug 20, 2026: SHIELD. CORRODED. CORROSION SHIELD WEB LOCATED BS 492.5 TO BS500A RBL21 WL156 AT FWD CARGO COMPARTMENT. REPLACED SHIELD WEB LOCATED BS 492.5 TO BS500A RBL21 WL156 AT FWD CARGO CO
- [SDR SWAA2026092148806](https://openairdocs.org/sdr/SWAA2026092148806), Aug 20, 2026: SUPPORT. CORRODED. CORRODED SUPPORT ZEE, BTWN BS 500 - 500A, LBL 21, WL 156 IN THE FWD CARGO BAY. REPAIRED THE SUPPORT ZEE BTWN BS 500 - 500D IAW SRM-53-00-53-2R-5, REPAIR 5, SRM 
- [SDR SWAA2026092148509](https://openairdocs.org/sdr/SWAA2026092148509), Aug 20, 2026: FRAME. CRACKED. CRACKED FRAME, BS 259.5 BTWN STRINGERS 8 - 9R. REPAIRED THE FRAME BS 259.5, STR 6 - 11R IAW EA 26-153-02323-WIP1, AND EA 26-153-02323.
- [SDR SWAA2026092192325](https://openairdocs.org/sdr/SWAA2026092192325), Aug 20, 2026: RUB STRIP. GOUGED. GOUGED RUB STRIP ON THE BODY FAIRING LOWER ANGLE, BS 540 + 10 INCHES AND RBL 41. REPAIRED THE RUB STRIP IAW SRM 57-10-13-2R-3.
- [SDR SWAA2026091895721](https://openairdocs.org/sdr/SWAA2026091895721), Aug 19, 2026: GUSSET. CRACKED. CRACKED GUSSET, BS 500D, STR 19L IN THE FWD CARGO BAY. REPLACED THE GUSSET IAW SRM 51-10-02, ITEM 9, AND DWG 143A7902, SHEET 209, REV-.
- [SDR SWAA2026091823573](https://openairdocs.org/sdr/SWAA2026091823573), Aug 19, 2026: SUPPORT ANGLE. CRACKED. CRACKED SUPPORT ANGLE, BS 500D, STR 28L. REPLACED THE SUPPORT ANGLE IAW SRM 51-10-02, ITEM 9, SRM 51-40-02, AND DWG 143A7902, SHEET 126, REV A.
- [SDR SWAA2026091838813](https://openairdocs.org/sdr/SWAA2026091838813), Aug 19, 2026: ANGLE. CRACKED. CRACKED ANGLE, BS 400, STR 26L AT FWD CARGO BAY. REPLACED THE ANGLE IAW SRM 51-40-02, DWG 143A7902, SHEET 11, REV C, AND DWG 143A7505, SHEET 81, REV -.
- [SDR SWAA2026091858519](https://openairdocs.org/sdr/SWAA2026091858519), Aug 19, 2026: GUSSET. CRACKED. CRACKED GUSSET BS 500D AND STR 19R AT FWD CARGO COMPARTMENT. REPLACED GUSSET BS 500D AND STR 19R AT FWD CARGO COMPARTMENT IAW SRM 51-10-02, ITEM 9, SRM 51-40-02
- [SDR SWAA2026091814472](https://openairdocs.org/sdr/SWAA2026091814472), Aug 18, 2026: SUPPORT. CORRODED. CORRODED SUPPORT ZEE BTWN BS 727 - 767, RBL 21, WL 156. REPAIRED THE SUPPORT ZEE IAW SRM 53-00-53-2R-6, REPAIR 6, PARAGRAPH 4.L, SRM 51-40-02.
- [SDR SWAA2026091837614](https://openairdocs.org/sdr/SWAA2026091837614), Aug 18, 2026: ACCESS PANEL. CRACKED. CRACKED FLOAT ACCESS PANEL 532QB FUEL TANK AT LT WING. REPLACED FLOAT ACCESS PANEL 532QB FUEL TANK AT LT WING IAW CMM 28-40-11 TASK 28-40-11-000-801-A01 DISASSE
- [SDR SWAA2026091883911](https://openairdocs.org/sdr/SWAA2026091883911), Aug 18, 2026: SUPPORT. CORRODED. CORROSION SUPPORT ZEE LOCATED BETWEEN BS727 TO BS847 LBL21 AND WL156 AT AFT CARGO COMPARTMENT. REPAIRED SUPPORT ZEE LOCATED BTW BS727 TO BS 847 LBL 21, WL156 AT
- [SDR SWAA2026092139892](https://openairdocs.org/sdr/SWAA2026092139892), Aug 17, 2026: STRAP. CRACKED. CRACK INDICATION ON STA 639 AT LBL 45.57 STUB BEAM STRAPS AREA (IN AFT FASTENER HOLE) AT PASSENGER CABIN. REPLACED STRAPS (2EA) LOCATED AT STUB BEAM BTW STA 639
- [SDR SWAA2026091814040](https://openairdocs.org/sdr/SWAA2026091814040), Aug 17, 2026: SUPPORT ANGLE. CRACKED. CRACKED CARGO LINER SUPPORT ANGLE, BS 727B, LBL 51 IN THE AFT CARGO BAY. REPLACED THE SUPPORT ANGLE BTWN BS 727A - 727E+10 IAW SRM 51-10-02, ITEM 9, SRM 51-40-0
- [SDR SWAA2026091837580](https://openairdocs.org/sdr/SWAA2026091837580), Aug 17, 2026: SUPPORT ANGLE. CRACKED. CRACK CARGO LINER SUPPORT ANGLE LOC STA 727C LBL 51 AT AFT CARGO BAY. REPLACED CARGO LINER SUPPORT ANGLE LOCATED BTW BS727A TO BS727E+10 AT AFT CARGO COMPARTMEN
- [SDR SWAA2026091883552](https://openairdocs.org/sdr/SWAA2026091883552), Aug 17, 2026: SUPPORT ANGLE. CRACKED. CRACKED CARGO LINER SUPPORT ANGLE, BS 727E, LBL 51 IN THE CARGO BAY. REPLACED THE SUPPORT ANGLE BS 727A - 727E+10 IAW SRM 51-10-02, ITEM 9, SRM 51-40-02, AND DW
- [SDR SWAA2026091802628](https://openairdocs.org/sdr/SWAA2026091802628), Aug 17, 2026: CROSSBEAM. CRACKED. CRACKED BRAKE PANEL LOCATED BS 540 BTW RBL 24.75 TO RBL 45.5 WL 208.1 AT PASSENGER CABIN. REPLACED BRAKE PANEL LOCATED BS 540 BTW RBL 24.75 TO RBL 45.5 WL 208.1
- [SDR SWAA2026091864779](https://openairdocs.org/sdr/SWAA2026091864779), Aug 17, 2026: CROSSBEAM. CRACKED. CRACK ON BRAKE PANEL LOCATED BS 540 BTW LBL 24.75 TO LBL 45.5 WL 208.1 AT PASSENGER CABIN. REPLACED BRAKE PANEL IAW SRM 51-10-02 ITEM 9 AND DWG 143A0060, SHEET 
- [SDR SWAA2026091815453](https://openairdocs.org/sdr/SWAA2026091815453), Aug 17, 2026: CROSSBEAM. CRACKED. CRACK ON BRAKE PANEL LOCATED BS 540 BTW BL 0 TO LBL 24.75 WL 208.1 AT PASSENGER CABIN 2026-490319 REPLACED BRAKE PANEL LOCATED BS 540 BTW BL 0 TO LBL 24.75 WL 2
- [SDR SWAA2026092296142](https://openairdocs.org/sdr/SWAA2026092296142), Aug 15, 2026: LUG. CORRODED. CORROSION ON REAR LOWER LUG AFT SIDE AT LT HORIZONTAL STAB. REPAIRED THE LUG IAW EA 26-155-02251-WIP1, EA 26-155-02251-WIP2, REV 2, EA 26-155-02251-WIP3, REV 2,
- [SDR SWAA2026091838590](https://openairdocs.org/sdr/SWAA2026091838590), Aug 15, 2026: BATTERY PACK. INOPERATIVE. EMERGENCY LIGHT BATTERY PACK, INOPERATIVE. REPLACED BATTERY PACK IAW AMM 33-51-06-960-805.
- [SDR SWAA2026091886720](https://openairdocs.org/sdr/SWAA2026091886720), Aug 15, 2026: MEGAPHONE. DAMAGED. MISSING STRAP MEGAPHONE ON AFT WINDSCREEN LT SIDE AT AFT GALLEY AREA. REPLACED MEGAPHONE ON AFT WINDSCREEN LT SIDE AT AFT GALLEY AREA IAW AMM 25-64-00-SWA-804-N
- [SDR SWAA2026091854341](https://openairdocs.org/sdr/SWAA2026091854341), Aug 13, 2026: PRESSURE WEB. CRACKED. CRACKED HORIZONTAL PRESSURE WEB. BS 663, RBL 40 PAX CABIN. REPAIRED THE HORIZONTAL PRESSURE DECK IAW SRM 53-40-51-2R-2, REPAIR 2.
- [SDR SWAA2026091813310](https://openairdocs.org/sdr/SWAA2026091813310), Aug 13, 2026: SCUFF PLATE. CRACKED. CRACK ON AFT CORNER SCUFF PLATE LOCATED ON AFT CARGO BAY. REPAIRED AFT CORNER SCUFF PLATE AT AFT CARGO COMPARTMENT SRM 53-60-15-2R-1 REPAIR 1 AND BAC 5975.
- [SDR SWAA2026091816764](https://openairdocs.org/sdr/SWAA2026091816764), Aug 12, 2026: VAPOR BARRIER. CRACKED. CRACKED VAPOR BARRIER. REPAIRED VAPOR VARRIER IAW SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW.
- [SDR SWAA2026072759976](https://openairdocs.org/sdr/SWAA2026072759976), Jul 22, 2026: ISOLATOR. CRACKED. AFT PASSENGER ENTRY DOOR FWD UPPER AND LOWER SLIDE ISOLATORS CRACKED. R & R AFT PASSENGER ENTRY DOOR FWD UPPER AND LOWER SLIDE ISOLATORS IAW SRM 51-40-02.
- [SDR SWAA2026072741606](https://openairdocs.org/sdr/SWAA2026072741606), Jul 22, 2026: BATTERY PACK. NO TEST. AFT RT EMERGENCY BATTERY PACK M1672 FAILED CAPACITY CHECK. R & R EMERGENCY BATTERY PACK IAW AMM 33-51-06
- [SDR SWAA2026072742661](https://openairdocs.org/sdr/SWAA2026072742661), Jul 22, 2026: BATTERY PACK. NO TEST. AFT LT EMERGENCY BATTERY PACK M1673 FAILED CAPACITY CHECK. R & R EMERGENCY BATTERY PACK IAW AMM 33-51-06.
- [SDR SWAA2026072769461](https://openairdocs.org/sdr/SWAA2026072769461), Jul 22, 2026: BATTERY PACK. NO TEST. FWD LT EMERGENCY BATTERY PACK M1675 FAILED CAPACITY CHECK. R & R EMERGENCY BATTERY PACK IAW AMM 33-51-06.
- [SDR SWAA2026072026740](https://openairdocs.org/sdr/SWAA2026072026740), Jul 16, 2026: FLOOR PANEL. CRACKED. RAMP REPORTS 12 INCH CRACK IN AFT CARGO BAY FLOOR. FWD OF DOOR. REPAIRED THE FLOOR PANEL IAW AMM #25-52-01.
- [SDR SWAA2026032381353](https://openairdocs.org/sdr/SWAA2026032381353), Mar 18, 2026: RETAINER. OUT OF ADJUST. L1 GIRT BAR CLAMP IS LOOSE, GIRT BAR FALLS OUT. ADJUSTED TENSION ON GIRT BAR RETAINER IAW AMM 25-66-00.
- [SDR SWAA2026022473887](https://openairdocs.org/sdr/SWAA2026022473887), Feb 23, 2026: GIRT BAR. LOOSE. AFT GALLEY SERVICE DOOR ESCAPE SLIDE GIRT BAR (AFT CLIP) HOLDER LOOSE. REPLACED SINGLE RIVET IAW SRM 51-40-02-0G-0.
- [SDR SWAA2025081399909](https://openairdocs.org/sdr/SWAA2025081399909), Aug 9, 2025: HANDLE. LOOSE. AFT SERVICE DOOR INTERIOR DOOR HANDLE LOOSE. RESECURED AFT SVC DOOR INEROR HANDLE; OPS CK GOOD PER AMM 52-41-00.
- [SDR SWAA2025021796030](https://openairdocs.org/sdr/SWAA2025021796030), Feb 14, 2025: WEB. CRACKED. -RIGHT WING UPPER T\E SHELF PNL O\B #7 SPOILER VERTICAL WEB CRACKED AT O\B UPPER FASTENER.<[01] REMOVE AND REPLACED RIGHT WING UPPER T\E; O\B #7 SPOILER VERTICA
- [SDR SWAA2024100845208](https://openairdocs.org/sdr/SWAA2024100845208), Oct 4, 2024: LAMP. INOPERATIVE. INOP EMERGENCY LIGHT FWD ENTRY AND AFT ENTRY DOOR 2024-533876<[01] REMOVED AND REPLACED LAMPS AT FWD AND AFT ENTRY DOORS AND PERFORMED OPERATIONAL CHECK EMERGEN
- [SDR SWAA2024100845295](https://openairdocs.org/sdr/SWAA2024100845295), Oct 4, 2024: HANDLE. LOOSE. FWD ENTRY ASSIST HANDLE IS LOOSE JUST AFT OF DOOR CUTOUT 2024-533888<[01] TIGHTEN FWD ENTRY ASSIST HANDLE IS LOOSE JUST AFT OF DOOR CUTOUT IAW AMM 25-21-31-420-
- [SDR SWAA2024100738669](https://openairdocs.org/sdr/SWAA2024100738669), Sep 18, 2024: ANGLE. CRACKED. CRACK ANGLE FLOOR STRUCTURE LOCATED BS 291.5 TO BS 294.5 AND STR 17R AT FWD GALLEY AREA 2024-533823<[01] REPLACED ANGLE AND FASTENERS FLOOR STRUCTURE LOCATED BS
- [SDR SWAA2024100834634](https://openairdocs.org/sdr/SWAA2024100834634), Sep 6, 2024: FLOORBEAM. CRACKED. CUSTOMER REQUEST AAI INSPECTION: PASSENGER CABIN; FLOOR STRUCTURE SUPPORT HAS CRACK AT STA 540; BL0 TO LBL 24.75. 2024-533793<[01] REPLACED INTERCOSTAL WEB AND 
- [SDR SWAA2024100834635](https://openairdocs.org/sdr/SWAA2024100834635), Sep 6, 2024: FLOORBEAM. CRACKED. CUSTOMER REQUEST AAI INSPECTION: PASSENGER CABIN; FLOOR STRUCTURE SUPPORT HAS CRACK AT STA 540; BL0 TO RBL 24.75. 2024-533794<[01] REPLACED INTERCOSTAL WEB AND 
- [SDR SWAA2024100732728](https://openairdocs.org/sdr/SWAA2024100732728), Aug 31, 2024: SKIN. CRACKED. CRACK INDICATION FOUND ON RT HORIZONTAL STABILIZER LOWER SKIN PANEL. LOCATED AT STAB STA 193.9 RIB AND 16 INCH. FROM FRONT SPAR. INBOARD SIDE OF RIB. CRACK LENG
- [SDR SWAA2024100832470](https://openairdocs.org/sdr/SWAA2024100832470), Aug 30, 2024: WEB. CORRODED. CORROSION ON SHIELD WEB LOCATED FLOOR STRUCTURE BTW BS 767 TO BS 787 RBL 23 WL 156.1 AT AFT CARGO COMPARTMENTS 2024-533644<[01] REPLACED SHIELD WEB AND FASTENER
- [SDR SWAA2024100840138](https://openairdocs.org/sdr/SWAA2024100840138), Aug 29, 2024: PANEL. DEBONDED. DEBONDED PLATE ACCESS PANEL 532BB FUEL TANK AT LT WING 2024-533603<[01] REPLACED PLATE ACCESS PANEL 532BB FUEL TANK AT LT WING IAW B737-700 SRM 51-10-02-0G AND 
- [SDR SWAA2024100831961](https://openairdocs.org/sdr/SWAA2024100831961), Aug 29, 2024: FITTING. DETERIORATED. DETERIORATED GIRT BAR FITTING HARDWARE ENTRY DOOR AT AFT GALLEY AREA 2024-533533<[01] REPLACED GIRT BAR FITTING HARDWARE ENTRY DOOR AT AFT GALLEY AREA IAW B737-

All 330: https://openairdocs.org/aircraft/N266WN/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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