# N291WN: 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: 32539
- Year built: 2007
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: September 9, 2007
- Certificate issued: September 27, 2007
- Expires: May 31, 2028
- Mode S code: A2FB32
- 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=291WN
- Page: https://openairdocs.org/aircraft/N291WN

From the FAA registry file of October 22, 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 N291WN.

## FAA accident and incident reports

None matched to N291WN.

## Service difficulty reports (278, 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 SWAA2026101954853](https://openairdocs.org/sdr/SWAA2026101954853), Oct 15, 2026: BATTERY PACK. NO TEST. AFT RT EMERGENCY LIGHTING BATTERY PACK FAILED THE CAPACITY CHECK. REMOVED AND REPLACED BATTERY PACK PER MM 33-51-06.
- [SDR SWAA2026101994927](https://openairdocs.org/sdr/SWAA2026101994927), Oct 15, 2026: BATTERY PACK. NO TEST. AFT LT EMERGENCY LIGHTING BATTERY PACK FAILED THE CAPACITY CHECK. REMOVED AND REPLACED BATTERY PACK PER M/M 33-51-06.
- [SDR SWAA2026100588776](https://openairdocs.org/sdr/SWAA2026100588776), Oct 1, 2026: LIGHT. INOPERATIVE. LEFT OVERWING EXIT, EXTERNAL EMERGENCY LIGHT WAS INOPERATIVE. REMOVED AND REPLACED THE EMERGENCY LIGHT IAW AMM 33-51-04-960-801, OPS CHKD GOOD.
- [SDR SWAA2026100589299](https://openairdocs.org/sdr/SWAA2026100589299), Oct 1, 2026: LIGHT. INOPERATIVE. L2 DOOR EXTERNAL EMERGENCY LIGHT WAS INOPERATIVE. REMOVED & REPLACED THE EMERGENCY LIGHT IAW AMM 33-51-04-960-801, OPS CHECKED GOOD.
- [SDR SWAA2026090810886](https://openairdocs.org/sdr/SWAA2026090810886), Sep 1, 2026: SEAT. OUT OF ADJUST. SEAT 15D RECLINE INOPERATIVE. ADJUSTED 15D RECLINE ACTUATOR IAW CMM 25-21-42. OPS CHECKED GOOD AT THIS TIME.
- [SDR SWAA2026081973499](https://openairdocs.org/sdr/SWAA2026081973499), Aug 15, 2026: ENGINE. NO DISCREPANCY. OTS, NR 1 ENGINE SLOW TO SPOOL ON TAKE OFF ROLL, ABORTED AT 40 KTS. ACCOMPLISHED FDR DOWNLOAD AND UPLOADED FOR POWERPLANT ENGINEERING. IAW MM 31-31-00. ACCOMPLI
- [SDR SWAA2026072396220](https://openairdocs.org/sdr/SWAA2026072396220), Jul 19, 2026: STATOR VANE. LEAKING. OTS-#2 ENGINE FUEL LEAK_ REMOVED AND REPLACED THE ENG 2 RH VSV IAW AMM 75-31-01. PERFORMED POWER PLANT TEST IAW AMM 71-00-00 TEST 3A. IDLE LEAK CHECK FAILED. E 
- [SDR SWAA2026011359676](https://openairdocs.org/sdr/SWAA2026011359676), Jan 9, 2026: POST. CORRODED. PASSENGER CABIN FWD LAV AFT INBD LOWER POST HAS EVIDENCE OF CORROSION. REMOVED FWD FLIGHT ATTENDANT SEAT TO FOM IAW AMM 25-25-12. FWD FLIGHT ATTENDANT SEAT INST
- [SDR SWAA2026011359698](https://openairdocs.org/sdr/SWAA2026011359698), Jan 9, 2026: PAN. CORRODED. PASSENGER CABIN FWD LAV FLOOR PAN HAS EVIDENCE OF CORROSION AT THE THRESHOLD. REMOVED AND REPLACED LAVATORY IAW TASK CARD 725-41-01, FAULT TTG8Q019T2FF.
- [SDR SWAA2025060268070](https://openairdocs.org/sdr/SWAA2025060268070), May 6, 2025: VAPOR BARRIER. CRACKED. CRACK VAPOR BARRIER LOCATED BS663 AND LBL 54 AT MAIN WHEEL WELL COMPARTMENT (CRACK 3) 2025-307661<[01] MEASURED CRACK (3) ON VAPOR BARRIER LOCATED BS663 AND LBL
- [SDR SWAA2025060268072](https://openairdocs.org/sdr/SWAA2025060268072), May 6, 2025: VAPOR BARRIER. CRACKED. CRACK VAPOR BARRIER LOCATED BS663 AND LBL 54 AT MAIN WHEEL WELL COMPARTMENT (CRACK 5) 2025-307663<[01] MEASURED CRACK (5) ON VAPOR BARRIER LOCATED BS663 AND LBL
- [SDR SWAA2025060268073](https://openairdocs.org/sdr/SWAA2025060268073), May 6, 2025: VAPOR BARRIER. CRACKED. CRACK VAPOR BARRIER LOCATED BS663 AND LBL 54 AT MAIN WHEEL WELL COMPARTMENT (CRACK 6) 2025-307665<[01] MEASURED CRACK (6) ON VAPOR BARRIER LOCATED BS663 AND LBL
- [SDR SWAA2025060268065](https://openairdocs.org/sdr/SWAA2025060268065), May 6, 2025: VAPOR BARRIER. CRACKED. CRACK VAPOR BARRIER LOCATED BS663 AND LBL 54 AT MAIN WHEEL WELL COMPARTMENT (CRACK 1). 2025-307658<[01] MEASURED CRACK (1) ON VAPOR BARRIER LOCATED BS663 AND LB
- [SDR SWAA2025052968068](https://openairdocs.org/sdr/SWAA2025052968068), May 6, 2025: VAPOR BARRIER. CRACKED. CRACK VAPOR VARRIER LOCATED BS 663.75 AND RBL 31 AT MAIN WHEEL WELL COMPARTMENT (CRACK 2) 2025-307657 <[01]. MEASURED CRACK (2) ON VAPOR VARRIER LOCATED BS 663.
- [SDR SWAA2025052968069](https://openairdocs.org/sdr/SWAA2025052968069), May 6, 2025: VAPOR BARRIER. CRACKED. CRACK VAPOR VARRIER LOCATED BS 663.75 AND RBL 31 AT MAIN WHEEL WELL COMPARTMENT (CRACK 3) 2025-307659 <[01]. MEASURED CRACK (3) ON VAPOR VARRIER LOCATED BS 663.
- [SDR SWAA2025052968067](https://openairdocs.org/sdr/SWAA2025052968067), May 6, 2025: VAPOR BARRIER. CRACKED. CRACK VAPOR VARRIER LOCATED BS 663.75 AND RBL 31 AT MAIN WHEEL WELL COMPARTMENT (CRACK 4) 2025-307662 <[01]. MEASURED CRACK(4) ON VAPOR VARRIER LOCATED BS 663.7
- [SDR SWAA2025052968071](https://openairdocs.org/sdr/SWAA2025052968071), May 6, 2025: VAPOR BARRIER. CRACKED. CRACK VAPOR VARRIER LOCATED BS 663.75 AND RBL 31 AT MAIN WHEEL WELL COMPARTMENT (CRACK 5) 2025-307664 <[01]. MEASURED CRACK (5) ON VAPOR VARRIER LOCATED BS 663.
- [SDR SWAA2025052968066](https://openairdocs.org/sdr/SWAA2025052968066), May 6, 2025: VAPOR BARRIER. CRACKED. CRACK VAPOR BARRIER LOCATED BS663 AND LBL 54 AT MAIN WHEEL WELL COMPARTMENT (CRACK 2). MEASURED CRACK (2) ON VAPOR BARRIER LOCATED BS663 AND LBL 54 AT MAIN WHEE
- [SDR SWAA2025052966394](https://openairdocs.org/sdr/SWAA2025052966394), May 1, 2025: SUPPORT. CRACKED. AAI INSPECTION. MAIN CABIN; FLOOR STRUCTURE SUPPORT HAS CRACK AT STA 540; BL 0 TO LBL 24.75. 2025-307653 <[01]. MEASURE CRACK IS 1.230 INCHES TOOL USED: ELECTRO
- [SDR SWAA2025052965999](https://openairdocs.org/sdr/SWAA2025052965999), Apr 30, 2025: STIFFENER. CRACKED. CRACK ON VERTICAL STIFFENER LOC BS663 AT LEVEL LBL 25 LOWER SIDE 2025-307647 <[01]. REPLACED VERTICAL STIFFENER AND FASTENERS. LOC BS663 AT LEVEL LBL 25 LOWER S
- [SDR SWAA2025060265017](https://openairdocs.org/sdr/SWAA2025060265017), Apr 28, 2025: ANGLE. CRACKED. CRACK ANGLE TRAILING EDGE ACCESS PANEL 651FB RT WING 2025-274552<[01] REPLACED ANGLE TRAILING EDGE ACCESS PANEL 651FB RT WING IAW B737-700 SRM 51-40-02; SRM 51-
- [SDR SWAA2025052965199](https://openairdocs.org/sdr/SWAA2025052965199), Apr 28, 2025: BRACKET. CRACKED. CRACK SUPPORT BRACKET TRAILING EDGE LOCATED ORSS 271 RT WING. REPLACED SUPPORT BRACKET TRAILING EDGE LOCATED ORSS 271 RT WING IAW SRM 51-40-02-0G-0 AND DWG 115A
- [SDR SWAA2025052928123](https://openairdocs.org/sdr/SWAA2025052928123), Apr 24, 2025: FRAME. CRACKED. CRACK FRAME ON BS 947.5 AND RBL 8.1 AT AFT CARGO COMPARTMENT 2025-274492 <[01]. REPLACED FRAME LOCATED ON BS 947.5 BETWEEN STR 23 RH TO STR 23 LH AFT CARGO COMP
- [SDR SWAA2025052956986](https://openairdocs.org/sdr/SWAA2025052956986), Apr 24, 2025: SUPPORT. CORRODED. CORROSION SUPPORT ZEE LOCATED BS 727 PLUS 15 INCH RBL 21 AND WL 156 AFT CARGO COMPARTMENT 2025-274487 <[01]. REPLACED SUPPORT ZEE ( ZEE CHANNEL SIDE PLATE ) AND
- [SDR SWAA2025052956981](https://openairdocs.org/sdr/SWAA2025052956981), Apr 24, 2025: TRACK. CRACKED. CRACK TRACK RBBL 13.84 LOCATED BS727E AND BS 747 AFT CARGO COMPARTMENT 2025-274485 <[01]. TOOL USED P/N: NORTEC 500D; S/N: N500X12101U102020; CAL DUE: 07-OCT-25
- [SDR SWAA2025052956988](https://openairdocs.org/sdr/SWAA2025052956988), Apr 24, 2025: ANGLE. CRACKED. CRACK SUPPORT ANGLE ON INBOARD AUXILIARY TRACK SLAT 1 AT LT WING. REPLACED SUPPORT ANGLE ON INBOARD AUXILIARY TRACK SLAT 1 AT LT WING IAW B737-700 SRM 51-40-02
- [SDR SWAA2025052956960](https://openairdocs.org/sdr/SWAA2025052956960), Apr 23, 2025: LIGHT. BROKEN. BROKEN EMERGENCY LIGHT ASSY ON HEADER PANEL RH AT FWD GALLEY AREA 2025-274434 <[01]. REPLACED EMERGENCY LIGHT ASSY ON HEADER PANEL RH AT FWD GALLEY AREA IAW B73
- [SDR SWAA2025052956961](https://openairdocs.org/sdr/SWAA2025052956961), Apr 23, 2025: LIGHT. BROKEN. INCORRECTED EMERGENCY EXIT LIGHT LENS ON LAVATORY A AT FWD GALLEY AREA (1 EA) 2025-274351 <[01]. REPLACED EMERGENCY EXIT LIGHT LENS ON LAVATORY A AT FWD GALLEY 
- [SDR SWAA2025052956967](https://openairdocs.org/sdr/SWAA2025052956967), Apr 23, 2025: LIGHT. BROKEN. BROKEN EMERGENCY EXIT LIGHT ASSY LAVATORY B AT AFT GALLEY AREA (1 EA) 2025-274445 <[01]. REPLACED HOSE AIR DUCK ON LAVATORY A AT FWD GALLEY AREA IAW B737-700 AM
- [SDR SWAA2025052956975](https://openairdocs.org/sdr/SWAA2025052956975), Apr 23, 2025: ANGLE. CRACKED. CRACK BLADE ACCESS PANEL 343AT ANGLE RT HORIZONTAL STAB 2025-274463 <[01]. REPLACED BLADE ACCESS PANEL 343AT ANGLE RT HORIZONTAL STAB IAW B737-700 SRM 51-10-02 
- [SDR SWAA2025060256946](https://openairdocs.org/sdr/SWAA2025060256946), Apr 22, 2025: TIE CLIP. CRACKED. CRACK TIE CLIP LOCATED STA277 AND STR10R PASSENGER CABIN 2025-274293<[01] REPLACED TIE CLIP LOCATED STA277 AND STR10R PASSENGER CABIN IAW B737-700 SRM 51-40-02 
- [SDR SWAA2025052956934](https://openairdocs.org/sdr/SWAA2025052956934), Apr 22, 2025: STUB FRAME. CRACKED. CRACK INDICATION (2 E/A) ON STUB FRAME LOCATED AT BS 294.5 BETWEEN STR-8 TO STR-9 IN FORWARD GALLEY DOOR RH SIDE; CRACK LENGTH: 0.875 INCHES AND 0.680 INCHES AP
- [SDR SWAA2025052956947](https://openairdocs.org/sdr/SWAA2025052956947), Apr 22, 2025: WEB. CRACKED. CRACK WEB - INTERCOSTAL LOCATED BETWEEN STA294.5 TO STA303.9 AND STR16L AT FWD GALLEY AREA 2025-274297 <[01]. REPLACED INTERCOSTAL WEB ; STRAP; CLIP AND FASTENE
- [SDR SWAA2025052956938](https://openairdocs.org/sdr/SWAA2025052956938), Apr 22, 2025: ACCESS PANEL. CRACKED. CRACK ACCESS PANEL 661BB TRAILING EDGE AROUND HOLES AT RT WING 2025-274301<[01]. TOOL USED: HOT BONDER PN:HCS9200B SN:16122983 DUE DATE: 22-FEB-26; [02] TOOL US
- [SDR SWAA2025052956939](https://openairdocs.org/sdr/SWAA2025052956939), Apr 22, 2025: ACCESS PANEL. CRACKED. CRACK ACCESS PANEL 661AB AROUND HOLES TRAILING EDGE AT RT WING 2025-274296 <[01]. TOOL USED: HOT BONDER PN: HCS9200B-AV SN: 18196127 DUE DATE: 22-FEB-26; [02] T
- [SDR SWAA2025052956940](https://openairdocs.org/sdr/SWAA2025052956940), Apr 22, 2025: ACCESS PANEL. CRACKED. CRACK ACCESS PANEL 661CB TRAILING EDGE AROUND HOLES RT WING 2025-274298 <[01] .TOOL USED: HOT BONDER PN: HCS9200B-AV SN: 18196127 DUE DATE: 22-FEB-26; [02] TOOL
- [SDR SWAA2025052956948](https://openairdocs.org/sdr/SWAA2025052956948), Apr 22, 2025: ACCESS PANEL. CRACKED. CRACK ACCESS PANEL 561AB TRAILING EDGE AROND HOLES LT WING 2025-274302 <[01]. TOOL USED: HOT BONDER PN: HCS9200B-AV SN: 18196127 DUE DATE: 22-FEB-26; [02] TOOL 
- [SDR SWAA2025052956949](https://openairdocs.org/sdr/SWAA2025052956949), Apr 22, 2025: ACCESS PANEL. CRACKED. CRACK ACCESS PANEL 561CB TRAILING EDGE AROUND HOLES LT WING 2025-274303 <[01]. TOOL USED: HOT BONDER PN: HCS9200B-AV SN: 18196127 DUE DATE: 22-FEB-26; [02] TOOL
- [SDR SWAA2025052927467](https://openairdocs.org/sdr/SWAA2025052927467), Apr 22, 2025: ANGLE. CRACKED. CRACK ANGLE TRAILING EDGE ORSS 271 DEFLECTION CONTROL RIB AREA RT WING. REPLACED ANGLE TRAILING EDGE ORSS 271 DEFLECTION CONTROL RIB AREA RT WING SRM 51-10-02 I
- [SDR SWAA2025052956943](https://openairdocs.org/sdr/SWAA2025052956943), Apr 22, 2025: ANGLE. CRACKED. CRACK ANGLE TRAILING EDGE ORSS 281 DEFFLECTION CONTROL RIB SUPPORT BEAM RT WING. REPLACED ANGLE ON TRAILING EDGE ORSS 281 DEFFLECTION CONTROL RIB SUPPORT BEAM A
- [SDR SWAA2025052956945](https://openairdocs.org/sdr/SWAA2025052956945), Apr 22, 2025: FLOORBEAM. CRACKED. CRACK ANGLE FLOOR STRUCTURE LOCATED STA294.5 AND RBL53 WL208.1 AT FWD GALLEY AREA. REPLACED ANGLE (CLIP) FLOOR STRUCTURE LOCATED STA294.5 AND RBL53 WL208.1 AT F
- [SDR SWAA2025052956933](https://openairdocs.org/sdr/SWAA2025052956933), Apr 21, 2025: INTERCOSTAL. CRACKED. CRACK WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED STA344 TO STA360 AND BL0 AT FWD GALLEY AREA 2025-274281 <[01]. REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATE
- [SDR SWAA2025052926644](https://openairdocs.org/sdr/SWAA2025052926644), Apr 21, 2025: SCUFF PLATE. CRACKED. CRACK FWD CORNER SCUFF PLATE AT AFT CARGO COMPARTMENT 2025-274244 <[01]. TOOL USED DIGITAL CALIPER P/N:500-196-30; S/N:A23325478; DUE DATE:26-JAN-26.; [02] TOOL
- [SDR SWAA2025052926778](https://openairdocs.org/sdr/SWAA2025052926778), Apr 21, 2025: SCUFF PLATE. CRACKED. CRACK ON FWD SERVICE DOOR SCUFF PLATE AT FWD GALLERY AREA 2025-274255 <[01]. TOOL USED DIGITAL CALIPER P/N:500-196-30; S/N:A23325478; DUE DATE:26-JAN-26.; [02] 
- [SDR SWAA2025052956931](https://openairdocs.org/sdr/SWAA2025052956931), Apr 21, 2025: ANGLE. CRACKED. CRACK ANGLE FLOOR STRUCTURE LOCATED STA695 AND RBL1 PASSENGER CABIN 2025-274279 <[01]. TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811020; D
- [SDR SWAA2025052956932](https://openairdocs.org/sdr/SWAA2025052956932), Apr 21, 2025: ANGLE. CRACKED. CRACK ANGLE FLOOR STRUCTURE LOCATED STA695 AND LBL24.75 PASSENGER CABIN 2025-274280 <[01]. TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 14281102
- [SDR SWAA2025052956927](https://openairdocs.org/sdr/SWAA2025052956927), Apr 21, 2025: FLOORBEAM. CRACKED. CRACK FLOOR BEAM LOCATED STA328 AND RBL21 FWD GALLEY AND LAV 2025-274263 <[01]. TOOL USED RADIOMETER/PHOTOMETER KIT P/N : XRP-3000 ; S/N : 1753759 ; DUE DATE: 3
- [SDR SWAA2025052956929](https://openairdocs.org/sdr/SWAA2025052956929), Apr 21, 2025: INTERCOSTAL. CRACKED. CRACK WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED STA312 TO STA328 AND RBL31 AT FWD GALLEY AREA 2025-274268 <[01]. REPLACED INTERCOSTAL FLOOR STRUCTURE AND FASTEN
- [SDR SWAA2025052956926](https://openairdocs.org/sdr/SWAA2025052956926), Apr 21, 2025: ANGLE. CRACKED. CRACK ANGLE TRAILING EDGE ORSS 271 DEFLECTION CONTROL RIB AREA LT WING. REPLACED ANGLE LOCATED TRAILING EDGE ORSS 271 DEFLECTION CONTROL RIB AREA LT WING IAW SR
- [SDR SWAA2025052956924](https://openairdocs.org/sdr/SWAA2025052956924), Apr 21, 2025: ANGLE. CRACKED. CRACK ANGLE TRAILING EDGE ORSS 281 AT LEVEL DEFLECTION CONTROL RIB SUPPORT BEAM LT WING. REPLACED ANGLE ON TRAILING EDGE ORSS 281 AT LEVEL DEFLECTION CONTROL RI

All 278: https://openairdocs.org/aircraft/N291WN/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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