# N420WN: 2001 Boeing 737-7H4, registration cancelled 2026-06-05

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 5, 2026
- Status when cancelled: Valid registration
- Airframe: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (registry code 1384404)
- Engine: [CFM International CFM56 series](https://openairdocs.org/engine/cfm-international-cfm56-series) (registry code 13802)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (OpenAirDocs)
- Serial number: 29825
- Year built: 2001
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: January 7, 2002
- Certificate issued: May 10, 2002
- Last registry action: January 22, 2023
- Mode S code: A4FDA0
- Owner when cancelled: [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 was based
- The mark today: https://openairdocs.org/aircraft/N420WN
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=420WN
- Page: https://openairdocs.org/deregistered/N420WN-2026-06-05

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Boeing 737-7H4: https://openairdocs.org/model/boeing-737-7h4.md

## Service difficulty reports (341, newest 50)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR SWAA2025040721053](https://openairdocs.org/sdr/SWAA2025040721053), Apr 3, 2025: WEB. CRACKED. LEFT # 1 ENGINE INBD T/R FWD FRAME WEB CRACKED AT PLUNGER HOLE<[01] REMOVED AND REPLACED THRUST REVERSER HALF PER AMM 78-31-01. OPS AND LEAK CHECK GOOD REF AMM 
- [SDR SWAA2025013090970](https://openairdocs.org/sdr/SWAA2025013090970), Jan 28, 2025: FLOOR PANEL. CRACKED. AFT CARGO COMPARTMENT FLOOR PANEL # 140BF HAS A 20 LONG CRACK.<[01]. REFERENCE: TTG8Q00YDWGQ&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;M-22-125-02598 (CPCP/AD MOC- SWA? 737-
- [SDR SWAA2024091135084](https://openairdocs.org/sdr/SWAA2024091135084), Sep 7, 2024: BRACKET. LOOSE. FWD GALLEY SERVICE DOOR GIRT BAR BRACKET LOOSE<[01] RESECURED GIRT BAR BRACKET PER SRM 51-40-02
- [SDR SWAA2024072516218](https://openairdocs.org/sdr/SWAA2024072516218), Jul 24, 2024: SLIDE. OUT OF POSITION. FWD CABIN DOOR SLIDE LOOSE L1 DOOR<[01] REPOSITIONRD FWD ENTRY SLIDE AS REQUIRED PER MT 725-61-06 AND AMM 25-66-01
- [SDR SWAA2024062705501](https://openairdocs.org/sdr/SWAA2024062705501), Jun 25, 2024: RETAINER. LOOSE. FORWARD SERVICE DOOR GIRT BAR RETAINING CLIP LOOSE<[01] SECURED CLIP REF SIP
- [SDR SWAA2024052388655](https://openairdocs.org/sdr/SWAA2024052388655), May 22, 2024: HANDLE. OUT OF ADJUST. FA REPORTS AFT ENTRY SLIDE PULL HANDLE EXPOSED WHE SLIDE IS ARMED.<[01] RE-INSTALLED THE SLIDE AFT ENTRY; PER AMM 25-66-01. OPS CHECK GOOD.
- [SDR SWAA2024042579190](https://openairdocs.org/sdr/SWAA2024042579190), Apr 24, 2024: LIGHT. MISSING. EMER EXIT STRIP LIGHTING MISSING F/O SIDE AFT GALLEY TO LAST ROW SEATING<[01] REPLACED MISSING FLOOR PROXIMITY LIGHT STRIP SEGMENT PER AMM 33-51-15 AND DWG #335
- [SDR SWAA2024042277390](https://openairdocs.org/sdr/SWAA2024042277390), Apr 20, 2024: SLIDE. LOOSE. L1 DOOR SLIDE LOOSE.
- [SDR SWAA2024041976940](https://openairdocs.org/sdr/SWAA2024041976940), Apr 18, 2024: SLIDE. DISLODGED. AFT SERVICE DOOR AIRCRAFT RIGHT SLIDE PACK NOT FULLY IN BOX<[01] REPACKED AFT SERVICE DOOR EMERGENCY EVACUATION SLIDE IAW AMM 25-66-06
- [SDR SWAA2024041273998](https://openairdocs.org/sdr/SWAA2024041273998), Apr 11, 2024: COVER. LOOSE. FASTENER LOOSE ON AFT RIGHT SLIDE COVER<[01] SECURED FASTENER IAW SIP
- [SDR SWAA2024041071932](https://openairdocs.org/sdr/SWAA2024041071932), Apr 7, 2024: SLIDE. OPEN. LEFT FWD ENTRY DOOR SLIDE PARTIALLY OPEN ON ARRIVAL INTO DAL WHEN DOOR OPENED.<[01] REPACKED AND INSTALLED FWD ENTRY ESCAPE SLIDE PER AMM 25-66-01.
- [SDR SWAA2023112925871](https://openairdocs.org/sdr/SWAA2023112925871), Nov 27, 2023: PUSHROD. FAILED. AIRCRAFT RELEASED FOR FUNCTIONAL CHECK FLIGHT DUE TO ADJUSTMENT OF RIGHT HAND ELEVATOR PUSHROD. REF SA-M 192<[01] FCF FAILED REF. SAM 192. SEE LOG PAGE 2143849 
- [SDR SWAA2023112724590](https://openairdocs.org/sdr/SWAA2023112724590), Nov 22, 2023: CONTROL UNIT. STIFF. DURING CLIMBOUT; F/O NOTICED AIRCRAFT STIFFNESS IN PITCH AXIS. A/P ALSO SLUGGISH IN PITCH AXIS. CAPT LANDED AND CONFIRMED STIFFNESS. NO OVERWEIGHT LANDING INSP 
- [SDR SWAA2023112725141](https://openairdocs.org/sdr/SWAA2023112725141), Nov 22, 2023: SWITCH. STIFF. DURING CLIMBOUT; F/O NOTICED AIRCRAFT STIFFNESS IN PITCH AXIS. A/P ALSO SLUGGISH IN PITCH AXIS. CAPT LANDED AND CONFIRMED STIFFNESS. NO OVERWEIGHT LANDING INSP 
- [SDR SWAA2023112725142](https://openairdocs.org/sdr/SWAA2023112725142), Nov 22, 2023: BEARING. STIFF. DURING CLIMBOUT; F/O NOTICED AIRCRAFT STIFFNESS IN PITCH AXIS. A/P ALSO SLUGGISH IN PITCH AXIS. CAPT LANDED AND CONFIRMED STIFFNESS. NO OVERWEIGHT LANDING INSP 
- [SDR SWAA2023111019439](https://openairdocs.org/sdr/SWAA2023111019439), Nov 8, 2023: DOOR. DEFORMED. -EXTERNAL POWER DOOR DOESNT FIT CONTOUR OF THE PLANE.<[01] REMOVED AND REPLACED EXTERNAL POWER DOOR PER AMM 52-49-02
- [SDR SWAA2023110919448](https://openairdocs.org/sdr/SWAA2023110919448), Nov 8, 2023: HANDLE. OUT OF ADJUST. L-2 DOOR SLIDE COVER OVER MANUAL INFLATION HANDLE TUCKED INSIDE OF PACK. / [01] REPOSITIONED L-2 DOOR SLIDE COVER OVER MANUAL INFLATION HANDLE. REF 725-61-06 (R
- [SDR SWAA2023110919447](https://openairdocs.org/sdr/SWAA2023110919447), Nov 8, 2023: HANDLE. OUT OF ADJUST. L-1 DOOR SLIDE COVER OVER MANUAL INFLATION HANDLE TUCKED INSIDE OF PACK. / [01] L-1 DOOR SLIDE WAS CHANGED DUE TO SCHEDULED TIME CHANGE. REF 725-61-06-FE [TTG8Q
- [SDR SWAA2023091198766](https://openairdocs.org/sdr/SWAA2023091198766), Sep 9, 2023: COVER. BROKEN. EMERGENCY LIGHT COVER OVER SEAT 3D BROKEN<[01] RESECURED 3D EMERGENCY LIGHT COVER PER AMM 33-51-03
- [SDR SWAA2023082993907](https://openairdocs.org/sdr/SWAA2023082993907), Aug 26, 2023: LIGHT. INOPERATIVE. LEFT OVERWING ; AFT ENTRY DOOR INDICATOR LIGHTS HAVE FIVE TOTAL INOPERATIVE LAMPS. LEFT OVERWING AFT ENTRY DOOR INDICATOR LIGHTS HAVE FIVE TOTAL INOPERATIVE LAM
- [SDR SWAA2023082993906](https://openairdocs.org/sdr/SWAA2023082993906), Aug 26, 2023: LIGHT. INOPERATIVE. FORWARD ENTRY DOOR EMERGENCY AREA LIGHT HAS INOPERATIVE LIGHT.<[01] RELAMPED FORWARD ENTRY DOOR EMERGENCY AREA LIGHT AND TESTED PER AMM 33-51-01-960-801; NO DEF
- [SDR SWAA2023082993905](https://openairdocs.org/sdr/SWAA2023082993905), Aug 26, 2023: LIGHT. INOPERATIVE. RIGHT OVERWING SLIDE LIGHT DOES NOT ILLUMINATE.<[01] RELAMPED AND TESTED RIGHT OVERWING SLIDE LIGHT PER AMM 33-51-04-960-801; NO DEFECTS NOTED.;[02] VERIFIED.
- [SDR SWAA2023082993904](https://openairdocs.org/sdr/SWAA2023082993904), Aug 26, 2023: LIGHT. INOPERATIVE. EMERGENCY BIN LIGHT AT SEAT 1L DOES NOT ILLUMINATE.<[01] RELAMPED SEAT 1L EMERGENCY BIN LIGHT AND TESTED PER AMM 33-51-03-960-801; NO DEFECTS NOTED.;[02] VERIFI
- [SDR SWAA2023082992874](https://openairdocs.org/sdr/SWAA2023082992874), Aug 22, 2023: SUPPORT. CRACKED. BS 540 L/H RAM AIR INLET FAIRING SUPPORT P/N 149A7183-1 IS CRACKED<[01] UPDATED STEP 3. UPDATED MEASUREMENTS TABLE;[02] VERIFIED STEPS 1;2;3; IN PARTIAL OK TO I
- [SDR SWAA2023082992070](https://openairdocs.org/sdr/SWAA2023082992070), Aug 21, 2023: PANEL. ELONGATED. R/W T/E PANEL 651GB 5EA I/B HOLES ARE ELONGATED. (MARKED)<[01] R/W T/E PANEL 651GB I/B AREA WITH 5 ELONGATED HOLES WERE REPAIRED IAW SRM 51-70-04-2R-9.;[02] VER
- [SDR SWAA2023082490799](https://openairdocs.org/sdr/SWAA2023082490799), Aug 17, 2023: FLOOR PANEL. PULLED. PASSENGER FLOOR PANEL 241CF HAS NUMEROUS PULLED FIBER STRANDS.<[01] FABRICATED NEW FLOOR PANEL 241CF IAW SRM 53-00-50-2R-0 AND BDWG 144A5810-12.;[02] DAMAGED FL
- [SDR SWAA2023082490801](https://openairdocs.org/sdr/SWAA2023082490801), Aug 17, 2023: FLOOR PANEL. PULLED. PASSENGER FLOOR PANEL 241AF HAS NUMEROUS PULLED FIBER STRANDS.<[01] FABRICATION OF NEW FLOORBOARD 241AF HAS BEEN COMPLETED IAW SRM 53-00-50-2R-0.<BR><BR>ATTACHE
- [SDR SWAA2023082490800](https://openairdocs.org/sdr/SWAA2023082490800), Aug 17, 2023: FLOOR PANEL. PULLED. PASSENGER FLOOR PANEL 231ZF HAS NUMEROUS PULLED FIBER STRANDS.<[01] FABRICATED NEW FLOOR PANEL 231ZF IAW SRM 53-00-50-2R-0 AND BDWG 144A5810-11.;[02] VERIFIED M
- [SDR SWAA2023082490802](https://openairdocs.org/sdr/SWAA2023082490802), Aug 17, 2023: FLOOR PANEL. PULLED. PASSENGER FLOOR PANEL 232RF HAS NUMEROUS PULLED FIBER STRANDS.<[01] FABRICATED NEW FLOOR PANEL 232RF IAW SRM 53-00-50-2R-0 AND BDWG 144A5810-4.;[02] DAMAGED FLO
- [SDR SWAA2023082490803](https://openairdocs.org/sdr/SWAA2023082490803), Aug 17, 2023: FLOOR PANEL. PULLED. PASSENGER FLOOR PANEL 232SF HAS NUMEROUS PULLED FIBER STRANDS.<[01] FABRICATED NEW FLOOR PANEL 232SF IAW SRM 53-00-50-2R-0 AND BDWG 144A5810-1.;[02] DAMAGED FLO
- [SDR SWAA2023082988451](https://openairdocs.org/sdr/SWAA2023082988451), Aug 11, 2023: RETAINER. CRACKED. RIGHT WING T/E VERTICAL SEAL RETAINER IS CRACKED AT ORSS 268 JUST ABOVE AFT PYLON FAIRING TIP<[01] REMOVED AND REPLACED RIGHT WING T/E VERTICAL SEAL RETAINER IA
- [SDR SWAA2023082988452](https://openairdocs.org/sdr/SWAA2023082988452), Aug 11, 2023: RETAINER. CRACKED. LEFT WING T/E VERTICAL SEAL RETAINER IS CRACKED AT ORSS 268 JUST ABOVE AFT PYLON FAIRING TIP<[01] REMOVED AND REPLACED LEFT WING T/E VERTICAL SEAL RETAINER IAW 
- [SDR SWAA2023082488272](https://openairdocs.org/sdr/SWAA2023082488272), Aug 11, 2023: SKIN. CORRODED. CORROSION ON FUSELAGE CROWN SKIN COMMON TO FASTENER ROWS LOCATED AT: BL 0; STA 1016+7 TO 1016+13; RBL & LBL 9; STA 1016+1 TO 1016+17; AND AT RBL & LBL 12 STA 10
- [SDR SWAA2023082488450](https://openairdocs.org/sdr/SWAA2023082488450), Aug 11, 2023: PLATE. CRACKED. RIGHT WING T/E LOWER WIGGLE PLATE CRACKED AT ORSS 260<[01] REMOVED CRACKED WIGGLE PLATE AT RIGHT WING T/E ORSS 260 AND BEGAN INSTALLATION OF NEW WIGGLE PLATE IA
- [SDR SWAA2023082488449](https://openairdocs.org/sdr/SWAA2023082488449), Aug 11, 2023: PLATE. CRACKED. LEFT WING T/E LOWER WIGGLE PLATE CRACKED AT ORSS 260<[01] REMOVED CRACKED WIGGLE PLATE ON L/W T/E AT ORSS 260 AND TEMPORARILY SECURED NEW WIGGLE PLATE IN PLACE 
- [SDR SWAA2023082488453](https://openairdocs.org/sdr/SWAA2023082488453), Aug 11, 2023: SUPPORT. CRACKED. LEFT WING T/E PANEL SOPPORT IS CRACKED AT ORSS 278<[01] REMOVED AND REPLACED L/W T/E PANEL SUPPORT BRACKET IAW SRM 51-40-02-0G-0;[02] CERTIFIED STEP 1 AND MEASU
- [SDR SWAA2023082487783](https://openairdocs.org/sdr/SWAA2023082487783), Aug 10, 2023: FLOOR PANEL. DELAMINATED. FLOOR PANEL 241SF UPPER SURFACE IS DELAMINATED.<[01] IDENTIFIED FLOOR PANEL 241SF IAW SRM 53-00-50-0I-1 FIG 5 TABLE 5 AND BOEING DWG 146A5810 ID:0102.<BR><BR>FO
- [SDR SWAA2023082487777](https://openairdocs.org/sdr/SWAA2023082487777), Aug 10, 2023: FLOOR PANEL. DELAMINATED. FLOOR PANEL 241RF UPPER SURFACE IS DELAMINATED.<[01] IDENTIFIED FLOOR PANEL 241RF MATERIALS IAW SRM 53-00-50-0I-1 FIG 5 TABLE 5 AND BOEING DWG 146A5810 ID:0011.
- [SDR SWAA2023082487776](https://openairdocs.org/sdr/SWAA2023082487776), Aug 10, 2023: SEAT TRACK. CORRODED. CORROSION ON LBL 44 PAX CABIN SEAT TRACK CROWN AT: STA 360+7; 360+10; 360+18 TO 380+4; 400+1 AND WELL AT: 360+9 TO 360+18. WL 208.4<[01] UPDATED STEP 2.;[02] CE
- [SDR SWAA2023082487785](https://openairdocs.org/sdr/SWAA2023082487785), Aug 10, 2023: SEAT TRACK. CORRODED. CORROSION ON PAX CABIN RBL 44 SEAT TRACK AT STA 578+1 (WELL); 663+17 TO 663+19 (WELL); 706+5 TO 706+8 (CROWN); 727+15 TO 727+17 (CROWN).<[01] VERIFIED APPLICABI
- [SDR SWAA2023082487787](https://openairdocs.org/sdr/SWAA2023082487787), Aug 10, 2023: SEAT TRACK. CORRODED. CORROSION ON PAX CABIN RBL 24 SEAT TRACK WELL AT STA 727E+9; 827+1; 847+14; 867+5; WL 208.3<[01] PARTIAL ON STEPS 2 AND 3.;[02] ADDED TOOL INFORMATION ON STEP 2
- [SDR SWAA2023082487788](https://openairdocs.org/sdr/SWAA2023082487788), Aug 10, 2023: SEAT TRACK. CORRODED. CORROSION ON PAX CABIN RBL 44 SEAT TRACK AT: STA 727E+8 TO 727E+11 (CROWN); 827 TO 827+13 (WELL); 847+14 (WELL); 867+5 (CROWN).<[01] VERIFIED APPLICABILITY FOR 
- [SDR SWAA2023082987764](https://openairdocs.org/sdr/SWAA2023082987764), Aug 9, 2023: PANEL. DEBONDED. L/W L/E PANEL 521WB EDGE IS DISBONDED. (MARKED)<[01] REPAIRED L/W L/E PANEL 521WB DISBONED EDGE IAW SRM 51-70-05-2R-6.;[02] FINAL INSPECTION. JOB COMPLETE.
- [SDR SWAA2023082487522](https://openairdocs.org/sdr/SWAA2023082487522), Aug 9, 2023: STRINGER. CRACKED. AREA AFT OF FWD CARGO BAY STR. 25R IS CRACKED AT AFT FASTENER; BS 520+18<[01] UPDATED STEPS 1 TO 4.;[02] UPDATED STEP 5.;[03] UPDATED STEP 6.;[04] UPDATED STEP 
- [SDR SWAA2023082487520](https://openairdocs.org/sdr/SWAA2023082487520), Aug 9, 2023: STIFFENER. CRACKED. LEFT HAND HORIZONTAL STABILIZER INSPAR RIB; AT STABILIZER STATION 120.30; 4TH VERTICAL STIFFENER IS CRACKED.<[01] REMOVED PANEL 333CB FOR ACCESS IAW SOPM 20-50-
- [SDR SWAA2023082487755](https://openairdocs.org/sdr/SWAA2023082487755), Aug 9, 2023: SKIN. CRACKED. STABILIZERS - LH HORIZONTAL STABILIZER LOWER SKIN - .4' CRACK FOUND TO BE AT RIB STA 184.70 AND 26' FROM FWD EDGE.<[01] UPDATED STEP 2-3;[02] UPDATED STEP 4. RE
- [SDR SWAA2023082487756](https://openairdocs.org/sdr/SWAA2023082487756), Aug 9, 2023: SKIN. CRACKED. STABILIZERS - LH HORIZONTAL STABILIZER LOWER SKIN - .4' CRACK FOUND TO BE AT RIB STA 193.90 AND 10' FROM FWD EDGE.<[01] UPDATED STEPS 3-4;[02] UPDATED STEPS 5-6
- [SDR SWAA2023082487750](https://openairdocs.org/sdr/SWAA2023082487750), Aug 9, 2023: PANEL. CRACKED. AREA ABOVE WING BOX CENTER SECTION HAS A CRACKED BREAK PANEL I/B OF FASTENER; BS 540; RBL 1; WL 207<[01] UPDATED MEASUREMENT TABLE.;[02] COMPLETED STEPS 1 AND 2
- [SDR SWAA2023082487751](https://openairdocs.org/sdr/SWAA2023082487751), Aug 9, 2023: PANEL. CRACKED. AREA ABOVE WING BOX CENTER SECTION HAS A CRACKED BREAK PANEL I/B OF FASTENER; BS 540; LBL 1; WL 207<[01] COMPLETED STEPS 1 AND 2; PARTIAL UPDATED STEP 3. UPDATE
- [SDR SWAA2023082987056](https://openairdocs.org/sdr/SWAA2023082987056), Aug 8, 2023: PANEL. ELONGATED. WTB FAIRING 193AL HAS SEVERAL ELONGATED FASTENER HOLES<[01] UPDATED STEP 4 AND 5;[02] VERIFIED STEPS 1;2; IN PARTIAL.;[03] VERIFIED STEPS 4;5 COMPLETE.;[04] DUE

All 341: https://openairdocs.org/deregistered/N420WN-2026-06-05/reports.md

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