# N221WN: 2005 Boeing 737-7H4

- Status: Valid registration
- Airframe: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (registry code 1384404, 143 seats)
- Engine: [GE CFM56 series](https://openairdocs.org/engine/ge-cfm56-series) (registry code 30016)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs)
- Serial number: 34259
- Year built: 2005
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: October 31, 2005
- Certificate issued: September 14, 2005
- Expires: May 31, 2028
- Mode S code: A1E6B9
- 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=221WN
- Page: https://openairdocs.org/aircraft/N221WN

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 GE CFM56 model are included.

## ADs that may apply (OpenAirDocs): 0 in force

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

None in force.

### Matched by engine (GE CFM56 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR10LA134](https://openairdocs.org/ntsb/WPR10LA134), Feb 13, 2010: Boeing 737-7H4 (N221WN), Santa Clarita, CA, no damage. Probable cause: The pilot’s abrupt airplane pitch change maneuver. Contributing to the accident was the flight crew’s failure to maintain the heading specified by the air traffic controller, which would have avoided…

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20100213036019A](https://openairdocs.org/incident/20100213036019A), Feb 13, 2010: Boeing 737-7H4 (N221WN), Santa Clartia, CA, No damage. Southwest airlines flight 2534 was on the lynxx 8 arrival to bur. ATC vectored the aircraft off the lynxx 8 arrival. ATC instructed the aircraft to turn left…

## Service difficulty reports (257, 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 SWAA2026092193380](https://openairdocs.org/sdr/SWAA2026092193380), Sep 17, 2026: BATTERY PACK. NO TEST. FLIGHT DECK, EMERGENCY LIGHTS BATTERY PACK M1669 FAILED A CAPACITY TEST. THE BATTERY PACK M1669 R & R IAW AMM 33-51-06.
- [SDR SWAA2026092169953](https://openairdocs.org/sdr/SWAA2026092169953), Sep 17, 2026: BATTERY PACK. NO TEST. FLIGHT DECK EMERGENCY LIGHTS, BATTERY PACK M1672 FAILED A CAPACITY TEST. R & R THE BATTERY PACK M1672 IAW AMM 33-51-06.
- [SDR SWAA2026092169728](https://openairdocs.org/sdr/SWAA2026092169728), Sep 17, 2026: GIRT BAR. OUT OF POSITION. R2 DOOR SLIDE GIRT BAR HANGING LOW. REPOSITION R2 DOOR SLIDE GIRT BAR FLAP IAW AMM 25-66-00.
- [SDR SWAA2026092188466](https://openairdocs.org/sdr/SWAA2026092188466), Sep 17, 2026: GIRT BAR. OUT OF POSITION. FWD SERVICE DOOR R1 EMERGENCY EXIT DOOR SLIDE GIRT HANGS LOW. REPOSITION FWD SERVICE DOOR R1 EMERGENCY EXIT DOOR SLIDE GIRT FLAP IAW AMM 25-66-00.
- [SDR SWAA2026070617022](https://openairdocs.org/sdr/SWAA2026070617022), Jun 29, 2026: FLAP SYSTEM. LOCKED. TRAILING EDGE FLAP ASSYMETRY ON FLAP EXTENSION. RAN QRA FOR FLAP ASSYMETRY. ZERO FLAP LANDING. ALT FLAP USED FOR LEADING EDGE. AUTO BRAKE 3 USED. BRAKE COOLING 
- [SDR SWAA2026062314198](https://openairdocs.org/sdr/SWAA2026062314198), Jun 20, 2026: SIGN. INOPERATIVE. L1 INTERIOR LOWER EMERGENCY EXIT SIGN INOPERATIVE. RELAMPED IAW AMM 33-51-01, STILL INOPERATIVE. UPON ARRIVAL FOUND L1 INTERIOR LOWER EMERGENCY EXIT SIGN TO BE 
- [SDR SWAA2026052604538](https://openairdocs.org/sdr/SWAA2026052604538), May 19, 2026: BATTERY PACK. INOPERATIVE. R2 DOOR EMER LIGHTS INOPERATIVE. R & R BATTERY PACK AT M1670 IAW AMM 33-51-06
- [SDR SWAA2026040184136](https://openairdocs.org/sdr/SWAA2026040184136), Mar 28, 2026: LENS. MISSING. ROW 20 ABC EMERGENCY AISLE LIGHT COVER MISSING. INSTALLED THE MISSING LENS ON ROW 20ABC EMERGENCY ISLE, MEL 33-15-02 COMPLETE.
- [SDR SWAA2026031378769](https://openairdocs.org/sdr/SWAA2026031378769), Mar 11, 2026: LENS. MISSING. EMERGENCY LIGHT OVER ROW 25 DEF MISSING CLEAR LENS. INSTALLED A NEW LENS IAW AMM 33-51-03.
- [SDR SWAA2026012262980](https://openairdocs.org/sdr/SWAA2026012262980), Jan 20, 2026: SKIN. CRACKED. EXTERNAL POWER DOOR LOWER CUTOUT CRACKED AT FASTENER. PERFORMED HFEC AROUND CRACK CUTOUT PER PART 6 51-00-00 P23. CUT OUT DAMAGED AREA IAW SRM 53-10-15-2R, FABR
- [SDR SWAA2026012162835](https://openairdocs.org/sdr/SWAA2026012162835), Jan 20, 2026: DOOR. CRACKED. RIGHT MLG MIDDLE DOOR LEADING EDGE RIB CRACKED. OK TO CONT IAW CDL 32-10-3 AUTH 302757. REMOVED CENTER AND INNER DOOR IAW MM 32-13-11.
- [SDR SWAA2026012162836](https://openairdocs.org/sdr/SWAA2026012162836), Jan 20, 2026: LIGHT. INOPERATIVE. SEAT 14ABC EMERGENCY EXIT LIGHTS INOPERATIVE. REMOVED AND REPLACED M1670 POWER SUPPLY ASSY AT SEAT ROW 20ABC IAW MM 33-51-06. NO HELP. OK TO CONT IAW MEL 33-15-
- [SDR SWAA2025100320038](https://openairdocs.org/sdr/SWAA2025100320038), Oct 1, 2025: CHARGER. SMOKE. THERE IS SMOKE COMING FROM FWD RT EMERGENCY LIGHTING CHARGER AND BATTERY PACK. REMOVED AND REPLACED FWD R/H CHARGER AND BATTERY PACK PER M/M 33-51-06
- [SDR SWAA2025100320627](https://openairdocs.org/sdr/SWAA2025100320627), Oct 1, 2025: BATTERY PACK. SMOKE. THERE IS SMOKE COMING FROM FWD RT EMERGENCY LIGHTING CHARGER AND BATTERY PACK. REMOVED AND REPLACED FWD R/H CHARGER AND BATTERY PACK PER M/M 33-51-06.
- [SDR SWAA2025062082682](https://openairdocs.org/sdr/SWAA2025062082682), Jun 17, 2025: SLIDE. LOW PRESSURE. FA REPORTS AFT SERVICE DOOR SLIDE PRESSURE OUT OF RANGE <[01]. 02 - INSPECTED PER [AMM 25-66-01-200-801-NG (ESCAPE SLIDE PACK INFLATION CYLINDER CHECK - PERMANE
- [SDR SWAA2025060478048](https://openairdocs.org/sdr/SWAA2025060478048), Jun 3, 2025: TRANSMISSION. FAULTY. FLAP LOCKOUT ON APPROACH. <[01] SERVICED TRAILING EDGE FLAP TRANSMISSION #1 AND #8 IAW AMM 12-22-51 AND PERFORMED TRAILING EDGE FLAP SYSTEM OPERATIONAL CHECK IA
- [SDR SWAA2025050154431](https://openairdocs.org/sdr/SWAA2025050154431), Apr 6, 2025: SUPPORT. CRACKED. (CUSTOMER REQUEST) CRACK ON LOWER CHORD ASSY BS 663 AND RBL 10 AT LOWER FUSELAGE 2025-224536<[01] TOOLS USED: POWER PACK P/N: PE1068 S/N: PE0118-94826 DUE DATE:
- [SDR SWAA2025050521877](https://openairdocs.org/sdr/SWAA2025050521877), Apr 5, 2025: RIB. CRACKED. CRACK INSPAR RIB LOWER SIDE LOC. ON FRONT SPAR RIB 120.30 AT LT HORIZONTAL STABILIZER 2025-224531<[01] TOOL USED ON ITEM 3 AND 4: EDDY CURRENT FLAW DETECTOR; P/
- [SDR SWAA2025043054427](https://openairdocs.org/sdr/SWAA2025043054427), Apr 5, 2025: RIB. CRACKED. CRACK INSPAR RIB LOWER SIDE LOC. ON FRONT SPAR RIB 120.30 AT LT HORIZONTAL STABILIZER 2025-224531<[01] TOOL USED ON ITEM 3 AND 4: EDDY CURRENT FLAW DETECTOR; P/
- [SDR SWAA2025050538641](https://openairdocs.org/sdr/SWAA2025050538641), Mar 31, 2025: ACCESS PANEL. CRACKED. CRACK ACCESS PANEL 343AT ON PLATE AT RT HORIZONTAL STABILIZER 2025-224508<[01] REPLACED BLADE AY AT ACCESS PANEL 343AT LOCATED RT HORIZONTAL STABILIZER IAW B737
- [SDR SWAA2025050538636](https://openairdocs.org/sdr/SWAA2025050538636), Mar 31, 2025: ACCESS PANEL. CRACKED. CRACK ACCESS PANEL 333AT ON PLATE AT LH HORIZONTAL STABILIZER 2025-224509<[01] REPLACED BLADE ASSY AT ACCESS PANEL 333AT LOCATED LH HORIZONTAL STABILIZER IAW B7
- [SDR SWAA2025050154416](https://openairdocs.org/sdr/SWAA2025050154416), Mar 31, 2025: ACCESS PANEL. CRACKED. CRACK ACCESS PANEL 333AT ON PLATE AT LH HORIZONTAL STABILIZER 2025-224509<[01] REPLACED BLADE ASSY AT ACCESS PANEL 333AT LOCATED LH HORIZONTAL STABILIZER IAW B7
- [SDR SWAA2025050154421](https://openairdocs.org/sdr/SWAA2025050154421), Mar 31, 2025: ACCESS PANEL. CRACKED. CRACK ACCESS PANEL 343AT ON PLATE AT RT HORIZONTAL STABILIZER 2025-224508<[01] REPLACED BLADE AY AT ACCESS PANEL 343AT LOCATED RT HORIZONTAL STABILIZER IAW B737
- [SDR SWAA2025050154415](https://openairdocs.org/sdr/SWAA2025050154415), Mar 30, 2025: SUPPORT ANGLE. CRACKED. CRACK ON SUPPORT ANGLE LOCATED AUXILIARY TRACK INBOARD POSITION OF SLAT 8 AT RT WING 2025-224502<[01] REPLACED SKIN TAB SUPPORT ANGLE LOCATED ON AUXILIARY TRACK
- [SDR SWAA2025050154413](https://openairdocs.org/sdr/SWAA2025050154413), Mar 29, 2025: SUPPORT BRACKET. CRACKED. (CUSTOMER REQUEST) CRACK ON SUPPORT BRACKET LOCATED BS 663 AND RBL 45.6 TO RBL 54.21 VAPOR BARRIER 2025-224491<[01] TOOL USED TEMPERATURE CONTROLLED P/N: P3015G
- [SDR SWAA2025050154411](https://openairdocs.org/sdr/SWAA2025050154411), Mar 29, 2025: SUPPORT ANGLE. CRACKED. CRACK ON SUPPORT ANGLE LOCATED BS294.5 AND STR13L AT PASSENGER CABIN 2025-224489<[01] REPLACED SUPPORT ANGLE LOCATED ON BS294.5 AND STR13L AT PASSENGER CABIN IA
- [SDR SWAA2025050154401](https://openairdocs.org/sdr/SWAA2025050154401), Mar 29, 2025: LENS. BROKEN. BROKEN EMERGENCY EXIT LENS ASSY ON SIDEWALL PANEL 231YHW AT PASSENGER CABIN (1 EA) 2025-224464<[01] REPLACED EMERGENCY EXIT LENS ASSY ON SIDEWALL PANEL 231YHW A
- [SDR SWAA2025050154400](https://openairdocs.org/sdr/SWAA2025050154400), Mar 28, 2025: SEAL. CRACKED. CRACK SEAL - PLATE ACCESS PANEL 343AB AT RT HORIZONTAL STAB 2025-224433<[01] REPLACED SEAL - PLATE LOCATED ON ACCESS PANEL 343AB AT RT HORIZONTAL STAB IAW B737-
- [SDR SWAA2025050219111](https://openairdocs.org/sdr/SWAA2025050219111), Mar 27, 2025: WEB. CORRODED. CORROSION SHIELD WEB LOCATED BTW BS492.4 TO BS500A RBL25 WL156 AT FWD CARGO COMPARTMENT 2025-224411<[01] TOOL USED ON STEP 3: ULTRASONIC EQUIPMENT P/N 45MG; S/N
- [SDR SWAA2025050154351](https://openairdocs.org/sdr/SWAA2025050154351), Mar 27, 2025: LIGHT. INOPERATIVE. INOP EMERGENCY LIGHT ASSY ON OVERHEAD STOWAGE BIN ROW POSITION 11 AND 13 RH SIDE AT PASSENGER CABIN (2EA) 2025-224249<[01] REPLACED EMERGENCY LIGHT ASSY ON OVER
- [SDR SWAA2025050509864](https://openairdocs.org/sdr/SWAA2025050509864), Mar 26, 2025: SKIN. DEBONDED. CUSTOMER REQUEST - DEBONDED OB AFT FLAP ON IB SIDE AT LT WING 2025-224275<[01] TOOL USED CALIPER PN: 8647A42; SN: A22356048; DUE DATE: 25/JUL/25.;[02] TOOL USED
- [SDR SWAA2025043054344](https://openairdocs.org/sdr/SWAA2025043054344), Mar 26, 2025: SKIN. DEBONDED. CUSTOMER REQUEST - DEBONDED OB AFT FLAP ON IB SIDE AT LT WING 2025-224275<[01] TOOL USED CALIPER PN: 8647A42; SN: A22356048; DUE DATE: 25/JUL/25.;[02] TOOL USED
- [SDR SWAA2025050509176](https://openairdocs.org/sdr/SWAA2025050509176), Mar 25, 2025: GUSSET. CRACKED. CRACK GUSSET LOCATED BS 500D AND S-19L FWD CARGO COMPARTMENT 2025-224210<[01] REPLACED GUSSET LOCATED BS 500D AND S-19L FWD CARGO COMPARTMENT IAW B737-700 B737-
- [SDR SWAA2025050509430](https://openairdocs.org/sdr/SWAA2025050509430), Mar 25, 2025: RIB. CRACKED. CRACK ON INSPAR RIB LOCATED STAB STA 120.30 AND 28 INCHES FROM FRONT SPAR LT HORIZONTAL STAB 2025-224224<[01] TOOL USED IN STEP 5: ET EQUIPMENT; P/N: NORTEC 600
- [SDR SWAA2025050154314](https://openairdocs.org/sdr/SWAA2025050154314), Mar 25, 2025: GUSSET. CRACKED. CRACK GUSSET LOCATED BS500D AND S-19R FWD CARGO COMPARTMENT 2025-224211<[01] REPLACED GUSSET AND FASTENERS LOCATED STA500D AND STR19R FWD CARGO COMPARTMENT IAW 
- [SDR SWAA2025043054323](https://openairdocs.org/sdr/SWAA2025043054323), Mar 25, 2025: RIB. CRACKED. CRACK ON INSPAR RIB LOCATED STAB STA 120.30 AND 28 INCHES FROM FRONT SPAR LT HORIZONTAL STAB 2025-224224<[01] TOOL USED IN STEP 5: ET EQUIPMENT; P/N: NORTEC 600
- [SDR SWAA2025050154306](https://openairdocs.org/sdr/SWAA2025050154306), Mar 24, 2025: ANGLE. CRACKED. CRACK ANGLE LOCATED BS695 RBL24.75 AT CENTER WING BOX 2025-224192<[01] PERFORMED VISUAL INSPECTION ON ANGLE LOCATED BS695 RBL24.75 AT CENTER WING BOX AND NOT FO
- [SDR SWAA2025050154304](https://openairdocs.org/sdr/SWAA2025050154304), Mar 24, 2025: FLOORBEAM. CRACKED. CRACK ANGLE LOCATED BS540 RBL1 AT CENTER WING BOX 2025-224187<[01] REPLACED BRAKE PANEL AND FASTENERS LOCATED BS 540 BETWEEN BL 0 AND RBL 24.75 AT PASSENGER CAB
- [SDR SWAA2025050154305](https://openairdocs.org/sdr/SWAA2025050154305), Mar 24, 2025: FLOORBEAM. CRACKED. CRACK ANGLE LOCATED BS540 LBL1 AT CENTER WING BOX 2025-224186<[01] REPLACED BRAKE PANEL AND FASTENERS LOC FLOOR STRUCTURE BS 540 BETWEEN BL O AND LBL 24.75 AT P
- [SDR SWAA2025050154301](https://openairdocs.org/sdr/SWAA2025050154301), Mar 24, 2025: LIGHT. BROKEN. BROKEN FLOOR PROXIMITY LIGHTING PHOTOLUMINESCENT STRIP AT PASSENGER CABIN (10EA) 2025-224172<[01] REPLACED FLOOR PROXIMITY LIGHTING PHOTOLUMINESCENT STRIP AT PA
- [SDR SWAA2025043054298](https://openairdocs.org/sdr/SWAA2025043054298), Mar 24, 2025: FRAME. CRACKED. CRACK FRAME LOCATED BS259.5 BTW STR8R TO STR9R AT PASSENGER CABIN 2025-224171<[01] STEP 4 TOOL USED: EDDY CURRENT EQUIPMENT PN: NORTEC 600D SN: 210138003 DUE DA
- [SDR SWAA2025050154273](https://openairdocs.org/sdr/SWAA2025050154273), Mar 23, 2025: ACCESS PANEL. DELAMINATED. DELAMINATED ACCESS PANEL 193CL AT LOWER FUSELAGE 2025-224103<[01] TOOL USED: CALIPER PN: 8647A42 SN: B22440130 DUE DATE: 20-SEP-25.;[02] TOOL USED: SCALE PN: 91
- [SDR SWAA2025043054280](https://openairdocs.org/sdr/SWAA2025043054280), Mar 23, 2025: VAPOR BARRIER. CRACKED. (CUSTOMER REQUEST) CRACK ON VAPOR BARRIER LOC ON BS 663.75 ON RBL 34 AT MAIN WHEEL WHEEL COMPARTMENT 2025-224146<[01] TOOL USED: CALIPER P/N: 500-196-30; S/N: A
- [SDR SWAA2025022799822](https://openairdocs.org/sdr/SWAA2025022799822), Feb 26, 2025: BATTERY PACK. INOPERATIVE. FOUND EMERGENCY LIGHTS AT ROWS 14CBA - 23CBA; AFT RH DOOR OH LIGHT & LH DOOR ESCAPE SLIDE LIGHT OUT <[01]. REPLACED BATTERY PACK EQUIP #M1673 IAW AMM 33-51-06. 
- [SDR SWAA2025012489230](https://openairdocs.org/sdr/SWAA2025012489230), Jan 23, 2025: SLIDE. OUT OF POSITION. CREW REQUEST AFT ENTRY DOOR SLIDE TO BE REPOSITIONED IN THE SLIDE COMPARTMENT.<[01] REPOSITIONED AE DOOR SLIDE INSIDE THE COMPARTMENT PER MT 725-61-06.
- [SDR SWAA2025010783703](https://openairdocs.org/sdr/SWAA2025010783703), Jan 7, 2025: LIGHT. MISSING. EMERGENCY EXIT LENSE CAP MISSING OVERWING FO SIDE NEAR FLOOR<[01] REMOVED AND REPLACED LIGHT ASSY PER MM 33-51-01
- [SDR SWAA2024082729983](https://openairdocs.org/sdr/SWAA2024082729983), Aug 24, 2024: LENS. DETACHED. PLASTIC EXIT SIGN COVER DETACHED MID CABIN<[01] SECURED LENS PER S.I.P.
- [SDR SWAA2024081425319](https://openairdocs.org/sdr/SWAA2024081425319), Aug 13, 2024: BATTERY PACK. NO TEST. M1675 FAILED CAPACITY CHECK<[01] R/R M1675 BATTERY PACK PER AMM 33-51-06
- [SDR SWAA2024081425321](https://openairdocs.org/sdr/SWAA2024081425321), Aug 13, 2024: BATTERY PACK. NO TEST. M1674 FAILED CAPACITY CHECK<[01] R/R M1674 BATTERY PACK PER AMM 33-51-06
- [SDR SWAA2023120426427](https://openairdocs.org/sdr/SWAA2023120426427), Dec 1, 2023: SLIDE. DETACHED. AFT SERVICE DOOR SLIDE VELCRO STRIPS ON THE GIRT ARE NOT ATTACHED TO VELCRO STRIPS ON THE BACKING PAN SHELF<[01] REPACKED AFT SERVICE DOOR EMERGENCY SLIDE. REF 

All 257: https://openairdocs.org/aircraft/N221WN/reports.md

## STCs that may be installed (OpenAirDocs) (30)

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

## Related

- Other Boeing 737-7H4 aircraft: https://openairdocs.org/model/boeing-737-7h4/aircraft.md
- The GE CFM56 series engine: https://openairdocs.org/engine/ge-cfm56-series.md

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