# N956WN: 2011 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 CFM56-7B24/3 series](https://openairdocs.org/engine/cfm-international-cfm56-7b24-3-series) (registry code 13074)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs)
- Serial number: 36672
- Year built: 2011
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: April 27, 2011
- Certificate issued: May 24, 2011
- Expires: May 31, 2027
- Mode S code: AD4CF2
- 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=956WN
- Page: https://openairdocs.org/aircraft/N956WN

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 CFM56-7B24/3 model are included.

## ADs that may apply (OpenAirDocs): 10 in force

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

None in force.

### Matched by engine (CFM International CFM56-7B24/3 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 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 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

### 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 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

## 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 N956WN.

## FAA accident and incident reports

None matched to N956WN.

## Service difficulty reports (164, 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 SWAA2026052705779](https://openairdocs.org/sdr/SWAA2026052705779), May 23, 2026: LAMP. INOPERATIVE. LH AND RH EXTERIOR OVERWING EMERGENCY LIGHTS ARE OUT. RELAMPED LT AND RT OVERWING EMER EXIT LIGHTS IAW AMM 33-51-04. OPS CHKD GOOD
- [SDR SWAA2026040786055](https://openairdocs.org/sdr/SWAA2026040786055), Apr 3, 2026: LINER. CRACKED. FWD CARGO FLOOR LINER 120CF IS CRACKED ALONG 3 FLOORBEAMS. REMOVED AND REPLACED FWD CARGO FLOOR LINER 120CF PER AMM 25-52-01 AND 25-52-10.
- [SDR SWAA2026040786037](https://openairdocs.org/sdr/SWAA2026040786037), Apr 3, 2026: LAMP. INOPERATIVE. LEFT OVER WING EXIT LIGHT INOPERATIVE. REPLACED THE LAMP LEFT OVER WING EXIT LIGHT IAW AMM 33-51-03.
- [SDR SWAA2025111233554](https://openairdocs.org/sdr/SWAA2025111233554), Nov 10, 2025: SEAT. OUT OF LIMITS. EXIT ROW SEAT 14B RECLINES WHEN IT SHOULDNT. ADJUSTED HYDRO LOC ON SEAT REF AMM 25-22-00
- [SDR SWAA2025092216314](https://openairdocs.org/sdr/SWAA2025092216314), Sep 18, 2025: COVER. MISSING. EXIT SIGN COVER MISSING ON EXIT ROW AIRCRAFT RIGHT. REPLACED IGHT ASS PER AMM 33-51-01. OPS CK GOOD.
- [SDR SWAA2025051971764](https://openairdocs.org/sdr/SWAA2025051971764), May 16, 2025: LIGHT. INOPERATIVE. AFT LH EXTERIOR EMER. LT INOP.<[01] RELAMPED LH EXTERIOR EMER. LT PER AMM 33-51-00.
- [SDR SWAA2025050566319](https://openairdocs.org/sdr/SWAA2025050566319), May 1, 2025: SIGN. BROKEN. PILOT FOUND MIDDLE EMERGENCY EXIT SIGN TAB BROKEN<[01] C/W EA-M-21-133-00396;[02] CORRECTED SELECT REFERENCE TO EA-GENERAL PER TELECOM WITH BRAULIO MOLINA E1175
- [SDR SWAA2025042125839](https://openairdocs.org/sdr/SWAA2025042125839), Apr 17, 2025: BATTERY PACK. INOPERATIVE. EMERGENCY AISLE (BIN) LIGHTS AT ROW 17ABC AND 20ABC INOP. REMOVED AND REPLACED M1673 BATTERY PACK AND POWER SUPPLY AND OPS CHECK GOOD IAW SWA B737-700 AMM 33-51
- [SDR SWAA2025042125553](https://openairdocs.org/sdr/SWAA2025042125553), Apr 16, 2025: BATTERY PACK. INOPERATIVE. WALK ITEM: EMERGENCY LIGHT INOP STOWBIN 18FED. REMOVED AND REPLACED 1 EA FUSE IN EMERGENCY BATTERY CHARGER M1672 AND EMERGENCY LIGHT OPS CHECK OF STOWBIN LIGHT 
- [SDR SWAA2025042125551](https://openairdocs.org/sdr/SWAA2025042125551), Apr 16, 2025: HANDLE. UNSECURE. WALK ITEM: R1 DOOR AIRFRAME SIDE ASSIST HANDLE LOOSE NEEDS SECURE<[01] R1 DOOR AIRFRAME SIDE ASSIST HANDLE SECURED IAW B737-700 AMM 52-41-31.;[02] VERIFIED R1 D
- [SDR SWAA2025041725552](https://openairdocs.org/sdr/SWAA2025041725552), Apr 16, 2025: GIRT BAR. LOOSE. WALK ITEM: L2 DOOR AFT GIRT BAR FITTING LOOSE NEEDS SECURED <[01]. L2 DOOR AFT GIRT BAR FITTING LOOSE SECURED IAW B737-700 AMM 25-66-02; [02] VERIFIED L2 DOOR A
- [SDR SWAA2025042125015](https://openairdocs.org/sdr/SWAA2025042125015), Apr 15, 2025: BATTERY PACK. INOPERATIVE. EMERGENCY EXIT LIGHT BATTERY PACK M1670 INOP. REMOVED AND REPLACED EMERGENCY BATTERY PACK M1670 REF B737 AMM 33-51-06-960-805.
- [SDR SWAA2025041715359](https://openairdocs.org/sdr/SWAA2025041715359), Mar 27, 2025: FLOOR PANEL. CRACKED. AFTER REPAIR REMOVAL; FOUND CRACK ON FLIGHT DECK FLOOR AT STA. 260 RBL8 <[01]. REPAIRED FLIGHT DECK FLOOR IAW SWA EA 25-153-00852-WIP2 (956WN - CPZ - REPAIR - F
- [SDR SWAA2025042109838](https://openairdocs.org/sdr/SWAA2025042109838), Mar 26, 2025: STUB FRAME. CRACKED. MAIN CABIN R1 DOOR CUTOUT FORWARD UPPER CORNER CRACK INDICATION AT STUB FRAME MEASURING .7 INCHES IN LENGTH<[01] INSTALLED STUB FRAME IAW B737-700 SRM 51-40-02;
- [SDR SWAA2025041509008](https://openairdocs.org/sdr/SWAA2025041509008), Mar 24, 2025: NUT. BROKEN. R1 DOOR LINER ASSIST HANDLE NUT BROKEN <R1. DOOR LINER ASSIST HANDLE ASSY WAS INSTALLED I.A.W. B737-700 AMM TASK 52-41-31-400-802 R1 DOOR LINER ASSIST HANDLE AS
- [SDR SWAA2025031404811](https://openairdocs.org/sdr/SWAA2025031404811), Mar 13, 2025: GIRT BAR. OUT OF ADJUST. L1 DOOR SLIDE GIRT DRAGS <[01]. REPACKED L1 DOOR SLIDE GIRT PER AMM 25-66-01.
- [SDR SWAA2025031404813](https://openairdocs.org/sdr/SWAA2025031404813), Mar 13, 2025: GIRT BAR. OUT OF ADJUST. R1 DOOR SLIDE GIRT DRAGS <[01]. REPACKED R1 DOOR SLIDE GIRT PER AMM 25-66-01.
- [SDR SWAA2024110154656](https://openairdocs.org/sdr/SWAA2024110154656), Oct 30, 2024: BATTERY PACK. NO TEST. EMX LIGHT BATTERY PACK M01675 FAILS CAPACITANCE CHECK<[01] 01 - REMOVED AND REPLACED EMX LIGHT BATTERY PACK M01675 PER [AMM 33-51-06-960-805-NG (POWER SUPPLY - 
- [SDR SWAA2024110154655](https://openairdocs.org/sdr/SWAA2024110154655), Oct 30, 2024: BATTERY PACK. NO TEST. EMX LIGHT BATTERY PACK M01669 FAILS CAPACITANCE CHECK<[01] 01 - REMOVED AND REPLACED EMX LIGHT BATTERY PACK M01669 PER [AMM 33-51-06-960-805-NG (POWER SUPPLY - 
- [SDR SWAA2024110154654](https://openairdocs.org/sdr/SWAA2024110154654), Oct 30, 2024: BATTERY PACK. NO TEST. EMX LIGHT BATTERY PACK M01668 FAILS CAPACITANCE CHECK<[01] 01 - REMOVED AND REPLACED EMX LIGHT BATTERY PACK M01668 PER [AMM 33-51-06-960-805-NG (POWER SUPPLY - 
- [SDR SWAA2024110154666](https://openairdocs.org/sdr/SWAA2024110154666), Oct 30, 2024: SLIDER. CRACKED. LEFT HORIZONTAL STABILIZER UPPER FORWARD SLIDER CRACKED.<[01] REMOVED AND REPLACED LEFT HORIZONTAL STABILIZER UPPER FORWARD SLIDER PER AMM 53-31-31
- [SDR SWAA2024110154668](https://openairdocs.org/sdr/SWAA2024110154668), Oct 30, 2024: SLIDER. CRACKED. RIGHT HORIZONTAL STABILIZER UPPER FORWARD SLIDER CRACKED.<[01] 01 - REMOVED AND REPLACED PER [AMM 53-31-31-400-802-NG (STABILIZER-TO-BODY UPPER FRONT SPAR SLIDI
- [SDR SWAA2024110154659](https://openairdocs.org/sdr/SWAA2024110154659), Oct 30, 2024: SLIDER. CRACKED. RIGHT HORIZONTAL STABILIZER UPPER AFT SLIDER FORWARD GUIDE CRACKED.<[01] 01 - REMOVED AND REPLACED PER [SRM 51-40-02-0G-0-A00729 (GENERAL - FASTENER INSTALLATIO
- [SDR SWAA2024110154667](https://openairdocs.org/sdr/SWAA2024110154667), Oct 30, 2024: SLIDER. CRACKED. LEFT HORIZONTAL STABILIZER UPPER AFT SLIDER FORWARD GUIDE CRACKED.<[01] REMOVED AND REPLACED LEFT HORIZONTAL STABILIZER UPPER AFT SLIDER FORWARD GUIDE PER AMM 2
- [SDR SWAA2024031161704](https://openairdocs.org/sdr/SWAA2024031161704), Mar 11, 2024: SENSOR. INOPERATIVE. FLAPS WOULDNT EXTEND PAST 10* ON APPROACH<[01] TROUBLESHOT PER FIM 27-51 TASK 832. REPLACED LH TE FLAP POSITION SENSOR IN REF TO AMM 27-58-01. OPS CHECK GOOD
- [SDR SWAA2024022755930](https://openairdocs.org/sdr/SWAA2024022755930), Feb 25, 2024: HANDLE. BROKEN. AFT SERVICE DOOR HANDLE; FO SIDE; APPEARS BROKEN<[01] R&R AFT ENTRY F/O SIDE AFT SERVICE DOOR HANDLE. IAW AMM 52-13-31. ITEM OK.
- [SDR SWAA2023060956706](https://openairdocs.org/sdr/SWAA2023060956706), Jun 7, 2023: BULB. INOPERATIVE. R/H OVERWING EXIT FWD EMERGENCY LIGHT INOP<[01] R&R R/H OVERWING EXIT EMERGENCY LIGHT BULB PER AMM 33-51-01
- [SDR SWAA2023041224933](https://openairdocs.org/sdr/SWAA2023041224933), Apr 8, 2023: BULB. INOPERATIVE. MAIN CABIN AFT ENTRY EMERGENCY LIGHT INOPERABLE. (EXTERIOR)<[01] REPLACED BULB MAIN CABIN AFT ENTRY EXTERIOR EMERGENCY LIGHT AND PERFORMED GOOD OPERATIONAL TEST
- [SDR SWAA2023041224934](https://openairdocs.org/sdr/SWAA2023041224934), Apr 8, 2023: SLIDE. OUT OF ADJUST. MAIN PASSENGER CABIN AFT SERVICE DOOR SLIDE COVER LOOSE.<[01] TIGHTENED LOOSE AFT SERVICE DOOR SLIDE COVER USING P/N: PER655 S/N: N/A DUE: FEB 29; 2024 IAW SOPM
- [SDR SWAA2023041123547](https://openairdocs.org/sdr/SWAA2023041123547), Apr 4, 2023: BATTERY PACK. FAILED. EMRGENCY LIGHT FAIL TEST FOR ASSOCIATED WITH BATTERY PACK M1674 AND M1673<[01] REPLACED BATTERIES EMERGENCY PACK; AND PERFORMED GOOD TEST PER AMM 33-51-06-960-8
- [SDR SWAA2023041222236](https://openairdocs.org/sdr/SWAA2023041222236), Mar 30, 2023: INTERCOSTAL. CORRODED. CORROSION ON AFT CARGO BAY INTERCOSTAL BS 927-947 LBL 3 W/L 160<[01] UPON FUTHER INVESTIGATION THE PART IS LOCATED BTW B/S 927-947 RBL3 IAW SRM 53-70-53-0I-2 ID
- [SDR SWAA2023041219036](https://openairdocs.org/sdr/SWAA2023041219036), Mar 20, 2023: PANEL. CRACKED. LEFT HORIZONTAL PANEL 334GB IS CRACKED<[01] REPLACED PANEL 334GB IAW SRM 51-40-05-0G-0.;[02] COMPLETED PARTS USAGE;[03] VERIFIED CORRECTIVE ACTION 1
- [SDR SWAA2023041217982](https://openairdocs.org/sdr/SWAA2023041217982), Mar 17, 2023: BAFFLE. CRACKED. FWD CARGO BAY BAFFLE CRACKED AT FASTENER HOLE BS 500B - BS 500C LBL 21 WL 156<[01] REPAIRED BY REPLACEMENT <BR>LOCATED AND DRILLED NEW FCB BAFFLE AT BS 500B - B
- [SDR SWAA2023041217983](https://openairdocs.org/sdr/SWAA2023041217983), Mar 17, 2023: BAFFLE. CRACKED. FWD CARGO BAY BAFFLE ATTACH CLIP CRACKED BS 500C LBL 21 WL 156<[01] LOCATED AND DRILLED NEW FCB BAFFLE ATTACH CLIP AT BS 500C IAW SRM 51-40-05-0G-0 AND DWG 143A
- [SDR SWAA2023041216609](https://openairdocs.org/sdr/SWAA2023041216609), Mar 15, 2023: GUSSET. CRACKED. STRINGER 19R CRACKED BS 500D OUTBOARD HOLE COMMON TO GUSSET<[01] SRM 53-00-03-2R-1 IS FOUND TO BE APPLICABLE; UPDATED MEASUREMENTS CHART.;[02] PARTIAL UPDATE ST
- [SDR SWAA2023041216608](https://openairdocs.org/sdr/SWAA2023041216608), Mar 14, 2023: STRIP. CORRODED. CORROSION ON AFT CARGO BAY NUTPLATE STRAP BS 788-793 RBL 19 WL 156<[01] REMOVED ON AFT CARGO BAY NUTPLATE STRAP BS 788 TO BS 793; RBL 19; WL 156.<BR>LOCATED AND
- [SDR SWAA2023041215715](https://openairdocs.org/sdr/SWAA2023041215715), Mar 13, 2023: STIFFENER. CRACKED. STIFFENER P/N 111A1308-16 IS CRACKED BS 663 RH VAPOR BARRIER RBL 25 W/L 148<[01] VERYFIED APPLICABILITY IAW SRM 53-10-10-1A-2 ALLOWABLE DAMAGE; FOUND OUT OF LIM
- [SDR SWAA2023041214637](https://openairdocs.org/sdr/SWAA2023041214637), Mar 10, 2023: SUPPORT BRACKET. CRACKED. FWD CARGO BAY SUBTHRESHOLD SUPPORT BRACKET CRACKED BS 440 +15' RBL 24 WL 154<[01] REMOVED DAMAGED BRACKET IAW SRM CH51-40-02. LOCATED AND DRILLED NEW BRACKET IA
- [SDR SWAA2023041214372](https://openairdocs.org/sdr/SWAA2023041214372), Mar 9, 2023: DOUBLER. CORRODED. AREA AFT OF CARGO COMPARTMENT - DOUBLER HAS CORROSION BS 947.5+4 LBL 0.5 WL173.<[01] REMOVED DRAIN DOUBLER AT ACB BS 947.5;LBL 0.5;WL 173 IAW SRM 51-40-02.;[02]
- [SDR SWAA2023041214152](https://openairdocs.org/sdr/SWAA2023041214152), Mar 8, 2023: GUSSET. CRACKED. FORWARD CARGO COMPARTMENT - GUSSET HAS A CRACK BS 500D STR 19L.<[01] VERIFIED APPLICABILITY OF SRM CH 53-30-08-1A-1 FOR ALLOWABLE DAMAGE TO GUSSETS. CRACKS NOT 
- [SDR SWAA2023041214177](https://openairdocs.org/sdr/SWAA2023041214177), Mar 8, 2023: GUSSET. CRACKED. FORWARD CARGO COMPARTMENT - GUSSET HAS A CRACK BS 500D STR 19R.<[01] VERIFIED APPLICABILITY OF SRM CH 53-30-08-1A-1 FOR ALLOWABLE DAMAGE TO GUSSETS. CRACKS NOT 
- [SDR SWAA2023041214179](https://openairdocs.org/sdr/SWAA2023041214179), Mar 8, 2023: SHIELD. CORRODED. FWD CARGO BAY - CORROSION ON AFT SHIELD AT WL 156 - RBL 23.5 BS 500+1.5; BS 500+5.5; BS 500+9.5; BS 500+13.5; BS 500+17.5. / RBL 24.75 BS 492+4; BS 492+6.<[01] 
- [SDR SWAA2023041214155](https://openairdocs.org/sdr/SWAA2023041214155), Mar 8, 2023: SHIELD. CORRODED. FWD CARGO BAY - CORROSION ON AFT SHIELD AT WL 156 - RBL 24.75 BS 500+2; BS 500+6; BS 500+10; BS 500+14; BS 500+14; BS 500+18.<[01] NO ALLOWABLE DAMAGE LIMITS IN
- [SDR SWAA2023041214162](https://openairdocs.org/sdr/SWAA2023041214162), Mar 8, 2023: SUPPORT. CORRODED. MULTIPLE AREA OF CORROSION ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT RBL 21 BS 887-947 WL 167-178.<[01] EVALUATED BLENDS. DEEPEST BLEND IS AT BS887+4 0.7 X 
- [SDR SWAA2023041214164](https://openairdocs.org/sdr/SWAA2023041214164), Mar 8, 2023: SUPPORT. CORRODED. MULTIPLE AREA OF CORROSION ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT LBL 21 BS 727+5-727E+7 WL 155.<[01] SRM 53-00-53-1A-2 FOUND TO BE APPLICABLE<BR><BR>UPD
- [SDR SWAA2023041214165](https://openairdocs.org/sdr/SWAA2023041214165), Mar 8, 2023: SIDEWALL SUPPORT. CORRODED. MULTIPLE AREA OF CORROSION ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT LBL 21 BS 727E+9-847 WL 155-162.<SRM 53-00-53-1A-2 FOUND TO BE APPLICABLE REMOVED MULTI
- [SDR SWAA2023041214167](https://openairdocs.org/sdr/SWAA2023041214167), Mar 8, 2023: TRACK. CORRODED. CORROSION ON AFT CARGO BAY TRACK AT RBL 13 BS 767+5 WL 156.<SRM 53-00-53-1A-2 IS APPLICABLE FOR THIS EVALUATION. REMOVED CORROSION DAMAGE IAW SRM 51-10-02.<BR>B
- [SDR SWAA2023041214168](https://openairdocs.org/sdr/SWAA2023041214168), Mar 8, 2023: SIDEWALL SUPPORT. CORRODED. MULTIPLE AREA OF CORROSION ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT RBL 21 BS 727+5-767 WL 155-156.<[01] UPDATED MEASUREMENT TABLE. <BR>SRM 53-00-53-1A-2 W
- [SDR SWAA2023041214169](https://openairdocs.org/sdr/SWAA2023041214169), Mar 8, 2023: SHIELD. CORRODED. MULTIPLE AREA OF CORROSION ON AFT CARGO BAY FWD DOOR SHIELD AT RBL 21 BS 767-787 WL 156.<[01] PART REPAIRED BY REPLACEMENT. LOCATED AND DRILLED NEW AFT CARGO BA
- [SDR SWAA2023041214170](https://openairdocs.org/sdr/SWAA2023041214170), Mar 8, 2023: ATTACH ANGLE. CORRODED. CORROSION ON AFT CARGO BAY FWD DOOR SHIELD TO WEB ATTACH ANGLE AT RBL 21 BS 767+6 WL 155.<[01] NO LIMITS FOR CORROSION ON SHIELD ATTACH ANGLE REPAIR BY REPLACEM

All 164: https://openairdocs.org/aircraft/N956WN/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 CFM56-7B24/3 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 CFM56-7B24/3 series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b24-3-series.md

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