# N454UW: 1991 Boeing 737-4B7, registration cancelled 2018-03-01

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 1, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (registry code 138449C)
- Engine: [CFM International CFM56 series](https://openairdocs.org/engine/cfm-international-cfm56-series) (registry code 13802)
- Serial number: 24996
- Year built: 1991
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: January 30, 1991
- Certificate issued: January 30, 1991
- Last registry action: May 1, 2013
- Mode S code: A582CF
- Owner when cancelled: [Wilmington Trust Company Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20COMPANY%20TRUSTEE)
- Location: [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)
- Owner type: Corporation
- Owner's area on the map: 39.7357° N, 75.5321° W: Placed by OpenAirDocs: center of Wilmington, DE, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N454UW
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=454UW
- Page: https://openairdocs.org/deregistered/N454UW-2018-03-01

From the FAA registry file of November 4, 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 737-4B7: https://openairdocs.org/model/boeing-737-4b7.md

## Service difficulty reports (136, newest 50)

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

- [SDR USAA2013062700011](https://openairdocs.org/sdr/USAA2013062700011), Jun 25, 2013: PANEL. DEBONDED. ENGINE CHANGE VISIT -NR 1 SPOILER BOARD DISBONDED IN 1 AREA ON TOP SIDE AT INBD AFT CORNER. REPLACED NR 1 SPOILER PANEL IAW AMM 27-62-91.
- [SDR USAA2013061400015](https://openairdocs.org/sdr/USAA2013061400015), Jun 13, 2013: FILTER. UNSERVICEABLE. FORWARD F/A REPORTED A BURNING SMELL SIMILAR TO A RAG BURNING IN FIRST CLASS. MX COMPLIED WITH TROUBLESHOOTING CABIN ODOR 737, JOB CARD 03L00021001. R & R RECIR
- [SDR USAA2013051600004](https://openairdocs.org/sdr/USAA2013051600004), May 14, 2013: BULKHEAD. CRACKED. BULKHEAD INSP - CRACK IN FORWARD BULKHEAD WEB AT BS 178, WL 234, RBL 5.7. REPAIRED FORWARD BULKHEAD WEB AT BS 178, WL 234, RBL 5.7 IAW B737 SRM 53-10-08 & ENGIN
- [SDR USAA2013042900019](https://openairdocs.org/sdr/USAA2013042900019), Apr 27, 2013: TAB. DELAMINATED. RON VISIT - DELAMINATION ON LEFT ELEVATOR TAB 2 INCHES FROM LEADING EDGE ALONG ENTIRE SPAN LENGTH APPROX 5 FEET. REPLACED LEFT ELEVATOR TAB IAW JOB CARD.
- [SDR USAA2013031800025](https://openairdocs.org/sdr/USAA2013031800025), Mar 17, 2013: GCU. FAULTY. CREW REPORTED THE NR 1 TRANSFER BUS OFF LIGHT CYCLED DURING FLIGHT RAPIDLY. LOSS OF CAPTAINS FLIGHT INSTRUMENTS: AUTO THROTTLES, FMC, FUEL GAUGES AND OTHERS. CR
- [SDR USAA2013012800009](https://openairdocs.org/sdr/USAA2013012800009), Jan 27, 2013: POWER SUPPLY. FAULTY. CREW REPORTED THE AFT EMERGENCY EXIT LIGHTS 2L, 2R AND AFT GALLEY OVERHEAD EMERGENCY LIGHT ON WITH COCKPIT AND F/A SWITCH IN ARM. MAINTENANCE REMOVED AND REPLAC
- [SDR USAA2013011800006](https://openairdocs.org/sdr/USAA2013011800006), Jan 18, 2013: POWER SUPPLY. INOPERATIVE. MAINTENANCE REPORTED THE 2L DOOR EXTERIOR EMERGENCY LIGHT INOPERATIVE. MAINTENANCE INSTALLED SERVICEABLE EMERGENCY LIGHT POWER SUPPLY (M1197). REFERENCE 33-51-5
- [SDR USAA2012100800016](https://openairdocs.org/sdr/USAA2012100800016), Oct 7, 2012: GCU. FAULTY. DEPARTED PVD WITH MEL 49-01A ASSIGNED (APU WON'T START). EN ROUTE TO CLT, NR 2 GENERATOR DROPPED OFF LINE. AT FIRST, IT WOULD NOT RESET. COMPLETED CHECKLIST AND
- [SDR USAA2012080900007](https://openairdocs.org/sdr/USAA2012080900007), Aug 9, 2012: SKIN PANEL. CRACKED. C5 CHECK - RIGHT HORIZONTAL STABILIZER LOWER SKIN CRACKED AT STAB STATION 120.30, TRAILING EDGE. REPAIRED SKIN IAW EA 104170.
- [SDR USAA2012081400010](https://openairdocs.org/sdr/USAA2012081400010), Aug 2, 2012: FITTING. CRACKED. C5 CHECK - NR 5 SPOILER OUTBOARD LUG FITTING SHOWED CRACK INDICATION DURING UT INSPECTION. REMOVED AND REPLACED SPOILER IAW B737 AMM 27-62-12-404-012.
- [SDR USAA2012080300010](https://openairdocs.org/sdr/USAA2012080300010), Aug 2, 2012: SKIN. CRACKED. C5 CHECK - LEFT HORIZONTAL STABILIZER LOWER SKIN CRACKED AT STAB STATION 138.7, 1.90 INCHES FORWARD OF TRAILING EDGE. REPAIRED SKIN IAW EA 104167.
- [SDR USAA2012080200022](https://openairdocs.org/sdr/USAA2012080200022), Aug 1, 2012: SKIN. CRACKED. C5 CHECK - RIGHT HORIZONTAL STABILIZER LOWER SKIN CRACKED AT STABILIZER STATION 97.4, 1.4 INCHES FORWARD OF TRAILING EDGE. REPAIRED SKIN IAW EA 104170.
- [SDR USAA2012080200021](https://openairdocs.org/sdr/USAA2012080200021), Aug 1, 2012: SKIN. CRACKED. C5 CHECK - LEFT HORIZONTAL STABILIZER LOWER SKIN CRACKED AT STAB STATION 101.90, 1.4 INCHES FORWARD OF TRAILING EDGE. REPAIRED SKIN IAW EA 104167.
- [SDR USAA2012080200023](https://openairdocs.org/sdr/USAA2012080200023), Jul 31, 2012: FRAME. CORRODED. C5 CHECK - FUSELAGE FRAME CORRODED AT BS 927 BETWEEN S27L AND S27R. REPAIRED FRAME IAW B737 SRM 53-00-07-2R-10.
- [SDR USAA2012070900002](https://openairdocs.org/sdr/USAA2012070900002), Jul 6, 2012: LENS. MISSING. MAINTENANCE REPORTED SEAT 12ABC EXIT LENS MISSING. MAINTENANCE INSTALLED LENS.
- [SDR USAA2012051100006](https://openairdocs.org/sdr/USAA2012051100006), May 10, 2012: PLATE. DAMAGED. CREW REPORTED THE LOW LEVEL EXIT LIGHTING DAMAGED AT SEAT 12C. MAINTENANCE REPLACED SEAT 12C LOW LEVEL EMERGENCY EXIT LIGHT PLATE IAW AMM 33-50-00. LIGHTING SYS
- [SDR USAA2012031900010](https://openairdocs.org/sdr/USAA2012031900010), Mar 13, 2012: FRAME. CRACKED. CDFI VISIT - CRACKS ON INNER CHORD & WEB OF FUSELAGE FRAME AT BS 639, S16R BETWEEN WL 200 TO WL 220, RBBL 60.0. ACCOMPLISHED PARTIAL FRAME REPLACEMENT IAW EA 20
- [SDR USAA2012031900009](https://openairdocs.org/sdr/USAA2012031900009), Mar 13, 2012: FRAME. CRACKED. CDFI VISIT - 1/8 INCH LONG CRACK ON INTERNAL HOLES OF INNER CHORD & WEB AT BS 616, S16R & BETWEEN RBBL 60.00 TO RBBL 70.00. PARTIAL FRAME REPLACEMENT ACCOMPLISH
- [SDR USAA2012031200004](https://openairdocs.org/sdr/USAA2012031200004), Mar 9, 2012: BELTFRAME. CRACKED. CDFI VISIT - CRACK FOUND ADJACENT TO PREVIOUSLY INSTALLED REPAIR AT BS 500B, S20L, WL 182.5. REMOVED PREVIOUS REPAIR, REMOVED CRACK & INSTALLED REPAIR DOUBLERS 
- [SDR USAA2012031900008](https://openairdocs.org/sdr/USAA2012031900008), Mar 5, 2012: SKIN. CRACKED. CDFI VISIT - 3/4 INCH LONG CRACK IN FUSELAGE SKIN AT R1 DOOR LOWER HINGE CUTOUT AT BS 291.5 BETWEEN S13R TO S14R. REPAIRED FUSELAGE SKIN AT R1 DOOR LOWER HINGE 
- [SDR USAA2012021700008](https://openairdocs.org/sdr/USAA2012021700008), Feb 16, 2012: RIVET. MISSING. MAINTENANCE REPORTED A RIVET MISSING ON FORWARD GIRT HOOK OF FORWARD RT SERVICE DOOR DOOR SLIDE COVER. MAINTENANCE INSTALLED MISSING RIVET ON FORWARD GIRT HOOK 
- [SDR USAA2012021600004](https://openairdocs.org/sdr/USAA2012021600004), Feb 16, 2012: SLIDE. FAILED. DURING FORWARD SERVICE DOOR (R1) ESCAPE SLIDE OPERATIONAL CHECK PER J/C 03L10025002, THE ESCAPE SLIDE FAILED TO FULLY DEPLOY. MAINTENANCE REMOVED AND REPLACED T
- [SDR USAA2011120900015](https://openairdocs.org/sdr/USAA2011120900015), Dec 9, 2011: LENS. MISSING. MAINTENANCE REPORTED SEAT 12C EMERGENCY EXIT SIGN IS MISSING THE EXIT LENS. MAINTENANCE INSTALLED MISSING LENS.
- [SDR USAA2011082500010](https://openairdocs.org/sdr/USAA2011082500010), Aug 20, 2011: FLAP. DEBONDED. C4 CHECK - LEFT WING INBOARD AFT FLAP DISBONDED AT TRAILING EDGE. REPLACED LEFT WING INBOARD AFT FLAP IAW JOB CARD 03C10025001/002 & B737 AMM 27-51-11.
- [SDR USAA2011082500003](https://openairdocs.org/sdr/USAA2011082500003), Aug 20, 2011: SKIN. DELAMINATED. C4 CHECK - SPOILER NR 3 DELAMINATED ON UPPER SURFACE. REPLACED NR 3 SPOILER IAW B737 AMM 27-61-11.
- [SDR USAA2011082200019](https://openairdocs.org/sdr/USAA2011082200019), Aug 19, 2011: COVER. MISSING. MAINTENANCE REPORTED THE EMERGENCY LIGHT LENS COVER MISSING AT SEAT 11C. MAINTENANCE INSTALLED LENS COVER/PLACARD. CHECKS OK.
- [SDR USAA2011071100037](https://openairdocs.org/sdr/USAA2011071100037), Jul 9, 2011: GCU. FAILED. AFTER TAKEOFF AT 1000FT AGL, LEFT TRANSFER BUS OFF LIGHT ILLUMINATED WITH ASSOCIATED LOSS OF EQUIPMENT POWERED BY LEFT TRANSFER BUS. NO AUTO TRANSFER. ACCOMPLIS
- [SDR USAA20101118SB191](https://openairdocs.org/sdr/USAA20101118SB191), Nov 17, 2010: GIRT BAR. FAULTY. CLT - FLIGHT ATTENDANT REPORTED THE R2 DOOR GIRT BAR IS DIFFICULT TO ARM AND DISARM. MAINTENANCE REMOVED AND REPLACED THE R2 DOOR GIRT BAR. CHECKS OK.
- [SDR USAA20101117SB190](https://openairdocs.org/sdr/USAA20101117SB190), Nov 16, 2010: UPLOCK SENSOR. OUT OF ADJUST. CLT - AFTER GEAR RETRACTION, CREW REPORTED THE NOSE LANDING GEAR RED LIGHT REMAINED ILLUMINATED. CREW ACCOMPLISHED QRH, EXTENDED THE GEAR AND OBTAINED NORMAL GE
- [SDR USAA20101018SB164](https://openairdocs.org/sdr/USAA20101018SB164), Oct 15, 2010: CSD. FAULTY. PBI - FLIGHT DEPARTED PBI WITH MEL 24-01A APPLIED FOR AN INOPERATIVE LEFT ENGINE GENERATOR. SHORTLY AFTER TAKEOFF, AT APPROXIMATELY 1,000 FEET, CREW REPORTED TH
- [SDR USAA2010091491988](https://openairdocs.org/sdr/USAA2010091491988), Sep 9, 2010: SKIN. CRACKED. MIA - C3 - MAJOR REPAIR - CRACK ON FUSELAGE SKIN EXTERIOR AT BS 727D +5 INCHES, S23R. REPAIRED FUSELAGE SKIN EXTERIOR AT BS 727D +5 INCHES, S23R IAW B737 SRM 53
- [SDR USAA20100426SB059](https://openairdocs.org/sdr/USAA20100426SB059), Apr 23, 2010: PUSH-PULL CABLE. BINDING. CLT - ON DESCENT INTO CLT, CREW REPORTED THE NUMBER 2 THROTTLE WAS BINDING WITH AUTO THROTTLES ON. NUMBER 2 THROTTLE DOES NOT MATCH NUMBER 1 THROTTLE WITH POWER
- [SDR USAA2010041590801](https://openairdocs.org/sdr/USAA2010041590801), Apr 12, 2010: SKIN. CRACKED. CLT - RON - MAJOR REPAIR - CRACK ON FUSELAGE SKIN FORWARD OF AFT WATER SERVICE PANEL AT BS 947, S24L. REPAIRED FUSELAGE SKIN FORWARD OF AFT WATER SERVICE PANEL 
- [SDR USAA20100204SB016](https://openairdocs.org/sdr/USAA20100204SB016), Feb 3, 2010: WARNING LIGHT. DEFECTIVE. CLT - DURING FLIGHT, CREW REPORTED THE "BELOW G/S P-INHIBIT" LIGHT ON FIRST OFFICER'S FORWARD PANEL CAME ON DIMLY, THEN TURNED BRIGHT AND STARTED SMOKING. FIRST
- [SDR USAA2009100192678](https://openairdocs.org/sdr/USAA2009100192678), Oct 1, 2009: CONNECTOR. DEFECTIVE. CLT - FLT 789 - L1 DOOR LOWER FORWARD EMERGENCY EXIT LIGHT INOP. REPLACED CONNECTOR D2958 AND PIN 12 ON L1 DOOR LOWER FORWARD EMERGENCY EXIT LIGHT, IAW B737-400
- [SDR USAA2009091492520](https://openairdocs.org/sdr/USAA2009091492520), Sep 1, 2009: BEAM. CORRODED. SAL - Q6 - MAJOR REPAIR - CORROSION ON OUTER FACE OF LUG FORWARD AND AFT OF STABILIZER BEAM AT LEFT MAIN LANDING GEAR. REPLACED STABILIZER BEAM AT LEFT MAIN LAN
- [SDR USAA2009090392365](https://openairdocs.org/sdr/USAA2009090392365), Aug 21, 2009: PLATE. CRACKED. SAL - Q6 - MAJOR REPAIR - CRACK ON PLATE BETWEEN BS 1138 TO BS 1156, S10R. REPLACED PLATE BETWEEN BS 1138 TO BS 1156, S10R IAW B737 SRM 51-10-02.
- [SDR USAA2009091492522](https://openairdocs.org/sdr/USAA2009091492522), Aug 19, 2009: ATTACH BOLT. CORRODED. SAL - Q6 - MAJOR REPAIR - CORROSION ON FORWARD LEFT ATTACH BOLT OF VERTICAL STABILIZER. REPLACED FORWARD LEFT ATTACH BOLT OF VERTICAL STABILIZER IAW B737 AMM 55
- [SDR USAA2009091492521](https://openairdocs.org/sdr/USAA2009091492521), Aug 15, 2009: HINGE PIN. CORRODED. SAL - Q6 - MAJOR REPAIR - CORROSION ON OUTER PIN OF LEFT HORIZONTAL STABILIZER HINGE PIN. REPLACED OUTER PIN OF LEFT HORIZONTAL STABILIZER HINGE IAW B737 AMM 27
- [SDR USAA2009082892289](https://openairdocs.org/sdr/USAA2009082892289), Aug 14, 2009: SHEAR PLATE. CRACKED. SAL - Q6 - MAJOR REPAIR - CRACK ON SHEAR PLATE BETWEEN BS 986.5 TO BS 1016 & BETWEEN LBL 35 TO LBL 44. REPLACED SHEAR PLATE BETWEEN BS 986.5 TO BS 1016 & BETWEE
- [SDR USAA2009090392349](https://openairdocs.org/sdr/USAA2009090392349), Aug 13, 2009: SILL. CORRODED. SAL - Q6 - MAJOR REPAIR - LEVEL 2 GALVANIC CORROSION ON ANGLE SILL BETWEEN BS 927 TO BS 993, S17L. REPLACED ANGLE SILL BETWEEN BS 927 TO BS 993, S17L IAW B737 S
- [SDR USAA2009082892288](https://openairdocs.org/sdr/USAA2009082892288), Aug 11, 2009: STRAP. CORRODED. SAL - Q6 - MAJOR REPAIR - LEVEL 2 CORROSION ON UPPER AREA OF STRAP AT BS 460 +13, S26R IN FORWARD CARGO. REPLACED STRAP BETWEEN BS 440 TO BS 500 S26R IN FORWARD
- [SDR USAA2009082492226](https://openairdocs.org/sdr/USAA2009082492226), Aug 10, 2009: TIE CLIP. CRACKED. SAL - Q6 - MAJOR REPAIR - CRACK ON TIE CLIP AT BS 294.5, S11L. REPLACED TIE CLIP AT BS 294.5, S11L IAW B737 SRM 51-10-02.
- [SDR USAA2009081292093](https://openairdocs.org/sdr/USAA2009081292093), Aug 9, 2009: HOLDER. BROKEN. SAL - Q6 - EMERGENCY ESCAPE LIGHTING - BROKEN FLASHLIGHT HOLDER, LOWER POSITION LEFT AFT LAV. REPLACED FLASHLIGHT HOLDER, LOWER POSITION LEFT AFT LAV IAW B737-4
- [SDR USAA2009091592538](https://openairdocs.org/sdr/USAA2009091592538), Aug 8, 2009: FITTING. CORRODED. SAL - Q6 - MAJOR REPAIR - CORROSION ON RIGHT MAIN LANDING GEAR OUTBOARD STABILIZING BEAM FITTING. REPAIRED RIGHT MAIN LANDING GEAR OUTBOARD STABILIZING BEAM FIT
- [SDR USAA2009090392344](https://openairdocs.org/sdr/USAA2009090392344), Aug 6, 2009: SLAT. DELAMINATED. SAL - Q6 - MAJOR REPAIR - DELAMINATION ON NR 2 SLAT 10 INCHES FROM OUTBOARD END OF TRAILING EDGE WEDGE AT SS246 TO SS254.5. REPAIRED NR 2 SLAT TRAILING EDGE WED
- [SDR USAA2009081892161](https://openairdocs.org/sdr/USAA2009081892161), Aug 6, 2009: WEDGE. DELAMINATED. SAL - Q6 - MAJOR REPAIR - DELAMINATION ON NR 2 SLAT TRAILING EDGE WEDGE AT INBOARD END BETWEEN SS124.4 TO SS130.4. REPAIRED NR 2 SLAT TRAILING EDGE WEDGE AT INB
- [SDR USAA2009091192486](https://openairdocs.org/sdr/USAA2009091192486), Jul 31, 2009: RIB. CRACKED. SAL - Q6 - MAJOR REPAIR - CRACK ON RIB AT WBL 135, S2L IN LEFT WING RIB FUEL TANK. REPAIRED RIB AT WBL 135, S2L IN LEFT WING RIB FUEL TANK IAW US AIRWAYS EA 132
- [SDR USAA2009091192480](https://openairdocs.org/sdr/USAA2009091192480), Jul 31, 2009: CARRIAGE. CORRODED. SAL - Q6 - MAJOR REPAIR - CORROSION IN FORWARD BEARING BORE OF NR 5 MID FLAP CARRIAGE INBOARD HALF. REPLACED NR 5 MID FLAP CARRIAGE INBOARD HALF IAW B737 AMM 27
- [SDR USAA2009091192479](https://openairdocs.org/sdr/USAA2009091192479), Jul 31, 2009: CARRIAGE. CORRODED. SAL - Q6 - MAJOR REPAIR - CORROSION IN FORWARD BEARING BORE OF NR 5 MID FLAP CARRIAGE OUTBOARD HALF. REPLACED NR 5 MID FLAP CARRIAGE OUTBOARD HALF IAW B737 AMM 

All 136: https://openairdocs.org/deregistered/N454UW-2018-03-01/reports.md

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