# N459UW: 1991 Boeing 737-4B7, registration cancelled 2014-04-17 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: April 17, 2014 - Status when cancelled: Sale reported - 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: 25023 - Year built: 1991 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: April 3, 1991 - Last registry action: April 17, 2014 - Mode S code: A59562 - Location: [Cedar Rapids, IA](https://openairdocs.org/faa-place/IA/Cedar%20Rapids) - Owner type: Individual - Owner's area on the map: 42.0232° N, 91.6596° W: Placed by OpenAirDocs at the center of ZIP code 52402, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N459UW - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=459UW - Page: https://openairdocs.org/deregistered/N459UW-2014-04-17 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 (66, newest 50) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR USAA2013040900001](https://openairdocs.org/sdr/USAA2013040900001), Apr 8, 2013: SLIDE. LEAKING. DURING AFT SERVICE DOOR (R2) ESCAPE SLIDE OPERATIONAL CHECK PER J/C 03L10025002, THE ESCAPE SLIDE DEPLOYED AS REQUIRED BUT FAILED TO HOLD PRESSURE DUE TO A LEAK - [SDR USAA2012120500004](https://openairdocs.org/sdr/USAA2012120500004), Dec 4, 2012: UNKNOWN. MALFUNCTIONED. AFTER TAKEOFF AROUND 500 FEET, BOTH ENGINES THRUST FLUCTUATED UP AND DOWN, THROTTLES MOVED BACK AND FORTH, AND N1 BUGS WENT TO 0. A/T LIMIT ANNUNCIATED ON ANNUN - [SDR USAA2012103000016](https://openairdocs.org/sdr/USAA2012103000016), Oct 30, 2012: SKIN. DELAMINATED. RON VISIT - DELAMINATION ON LEFT WING NR 2 SPOILER UPPER SURFACE. REPLACED LEFT WING NR 2 SPOILER IAW B737 AMM 27-61-11. - [SDR USAA2012091700004](https://openairdocs.org/sdr/USAA2012091700004), Sep 15, 2012: MEGAPHONE. INOPERATIVE. MAINTENANCE REPORTED THE FORWARD MEGAPHONE INOPERATIVE. MAINTENANCE REPLACED THE FORWARD MEGAPHONE AND OPERATIONAL TESTED PER AMM 25-64-04. - [SDR USAA2012090700011](https://openairdocs.org/sdr/USAA2012090700011), Sep 5, 2012: SKIN. WORN. C5 CHECK - WEAR ON UPPER LEADING EDGE SKIN OF RIGHT OUTBOARD FORE FLAP 6 INCHES FROM INBOARD EDGE. REPLACED RIGHT OUTBOARD FORE FLAP IAW B737-400 AMM 27-51-37-4 - [SDR USAA2012081400009](https://openairdocs.org/sdr/USAA2012081400009), Aug 13, 2012: COVER. MISSING. CREW REPORTED THE EMERGENCY EXIT COVER MISSING AT ROW 11C. MAINTENANCE RE-SECURED LENS COVER AT 11C. - [SDR USAA2012072500018](https://openairdocs.org/sdr/USAA2012072500018), Jul 24, 2012: JACKSHAFT. LACK OF LUBE. CREW REPORTED THE FIRST OFFICERS RUDDER PEDAL ADJUSTMENT WILL NOT MOVE FORWARD OR AFT. MAINTENANCE CLEARED DEBRIS, CLEANED AND LUBED PEDAL ADJUSTMENT JACKSHAFT - [SDR USAA2012071900002](https://openairdocs.org/sdr/USAA2012071900002), Jul 18, 2012: BATTERY. DISCHARGED. SEVERAL EMERGENCY LIGHTS INOP AT R2 DOOR AREA. REPLACED AFT GALLEY CEILING RIGHT BATTERY AND POWER SUPPLY UNIT PER AMM 33-51-51. OPS CHECK GOOD. - [SDR USAA2012060500002](https://openairdocs.org/sdr/USAA2012060500002), Jun 3, 2012: LENS. MISSING. CREW REPORTED THE EMERGENCY EXIT LIGHT COVER MISSING BY SEAT 11F. MAINTENANCE REPLACED LIGHT LENS PER AMM 33-51-11-032-030. - [SDR USAA2012051700001](https://openairdocs.org/sdr/USAA2012051700001), May 15, 2012: MODULATING VALVE. FAULTY. AFTER BEING TOWED BACK TO GATE WITH LEFT PACK SWITCH OFF, THE LEFT PACK LIGHT CAME ON AND AIRCRAFT FILLED WITH ABNOXIOUS ODOR/DIRTY SOCK SMELL. DEPLANED AIRCRAF - [SDR USAA2012022000026](https://openairdocs.org/sdr/USAA2012022000026), Feb 18, 2012: PLACARD. MISSING. MAINTENANCE REPORTED THE EXIT PLACARD AT 11L MISSING. MAINTENANCE INSTALLED EXIT PLACARD AT 11L. OK FOR SERVICE. - [SDR USAA2012021300002](https://openairdocs.org/sdr/USAA2012021300002), Feb 10, 2012: WIRE. DISCONNECTED. CDFI - EMERGENCY EXIT LIGHTS INOPERATIVE ON LEFT PAX SEATS ROWS 15-20. ADJUSTED, RECONNECTED WIRES AND CHARGED BATTERIES ON LIGHTS AT LEFT PAX SEATS ROWS 15-20 - [SDR USAA2012021000012](https://openairdocs.org/sdr/USAA2012021000012), Feb 7, 2012: LIGHT. DAMAGED. CDFI VISIT - R-1 DOOR LOWER EXIT LIGHT DAMAGED. REMOVED & REPLACED R-1 DOOR LOWER EXIT LIGHT AS NEEDED. OPS CHECK GOOD IAW B737 AMM EMOD 33-51-02-715-001. - [SDR USAA2012021000009](https://openairdocs.org/sdr/USAA2012021000009), Feb 2, 2012: SKIN. CRACKED. CDFI VISIT - .75 INCH CRACK IN FUSELAGE SKIN AT BS 727F, S24R & 2 INCH CRACK IN FUSELAGE SKIN AT BS 727E, S24R. REPAIRED FUSELAGE SKIN BETWEEN 727D+13.5 INCHES - [SDR USAA2012021000010](https://openairdocs.org/sdr/USAA2012021000010), Feb 1, 2012: INTERCOSTAL. CRACKED. CDFI VISIT - .80 INCH CRACK IN SKIN ATTACH ANGLE INTERCOSTAL AT BS 294.5, S10L. REPLACED SKIN ATTACH ANGLE INTERCOSTAL AT BS 294.5, S10L IAW B737 SRM 51-40-02-0 - [SDR USAA2012020700016](https://openairdocs.org/sdr/USAA2012020700016), Feb 1, 2012: TIE CLIP. CRACKED. CDFI VISIT - CRACK ON STRINGER TIE CLIP AT BS 500A, S22R. REPLACED STRINGER TIE CLIP AT BS 500A, S22R IAW B737-400 SRM 51-40-02-0G, FIGURES 8 & 12. - [SDR USAA2012021300012](https://openairdocs.org/sdr/USAA2012021300012), Jan 30, 2012: SKIN. CRACKED. CDFI VISIT - 3 CRACKS .200" LONG TOP & BOTTOM L-1 DOOR HINGE CUTOUTS AT BS 303.90, WL 259.88. REPAIRED FUSELAGE SKIN AT L-1 DOOR HINGE CUTOUTS AT BS 303.90, WL - [SDR USAA2012013000022](https://openairdocs.org/sdr/USAA2012013000022), Jan 27, 2012: LIGHT. INOPERATIVE. ON ARRIVAL, GEAR DOWN, NO NOSE GEAR GREEN LIGHT AND NO RED LIGHT. TESTED LIGHTS, ONLY LEFT MAIN GREEN LIGHT, NO RIGHT MAIN OR NOSE GEAR GREEN LIGHTS. PULLED NOS - [SDR USAA2012010500006](https://openairdocs.org/sdr/USAA2012010500006), Jan 4, 2012: LENS. MISSING. MAINTENANCE REPORTED THE EMERGENCY EXIT SIGNS MISSING ON SEATS 11C AND 12C. MAINTENANCE INSTALLED MISSING LENSES. - [SDR USAA2011111400028](https://openairdocs.org/sdr/USAA2011111400028), Nov 11, 2011: UNKNOWN. ODOR. AFTER TAKEOFF FROM CLT, AIR CONDITIONING HAS A STRONG DIRTY SOCK/OILY SMELL. ODOR SEEMED TO SUBSIDE SOME BUT WAS STILL THERE AFTER TURNING OFF HIGH PACK. FLIGHT - [SDR USAA2011101700039](https://openairdocs.org/sdr/USAA2011101700039), Oct 15, 2011: FRAME. CRACKED. C4 CHECK - CRACK ON FRAME AT BS 500E, BETWEEN S20L TO S21L. REPAIRED FRAME AT BS 500E, BETWEEN S20L TO S21L IAW B737-400 SRM 53-00-07. - [SDR USAA2011101700040](https://openairdocs.org/sdr/USAA2011101700040), Oct 14, 2011: SKIN. DELAMINATED. C4 CHECK - DELAMINATION ON NR 7 SPOILER UPPER SURFACE 7 INCHES FROM TRAILING EDGE. REPLACED NR 7 SPOILER IAW B737-400 AMM 27-61-11-004-001, AMM 27-61-11. - [SDR USAA2011101700038](https://openairdocs.org/sdr/USAA2011101700038), Oct 14, 2011: FRAME. CRACKED. C4 CHECK - CRACK ON FRAME AT BS 500B, BETWEEN S20L TO S21L. REPAIRED FRAME AT BS 500B, BETWEEN S20L TO S21L IAW EA 103427. - [SDR USAA2011101700037](https://openairdocs.org/sdr/USAA2011101700037), Oct 14, 2011: FRAME. CRACKED. C4 CHECK - CRACK ON FRAME AT BS 500B, BETWEEN S20R TO S21R. REPAIRED FRAME AT BS 500B, BETWEEN S20R TO S21R IAW EA 103430. - [SDR USAA2011101400034](https://openairdocs.org/sdr/USAA2011101400034), Oct 13, 2011: SKIN. DAMAGED. C4 CHECK - HOLE IN LEFT HORIZONTAL STABILIZER LEADING EDGE AT STAB STA 158. REPAIRED LEFT HORIZONTAL STABILIZER LEADING EDGE AT STAB STA 158 IAW EA 103431. - [SDR USAA2011101700036](https://openairdocs.org/sdr/USAA2011101700036), Oct 12, 2011: FRAME. CRACKED. C4 CHECK - CRACK ON FRAME AT BS 500C, BETWEEN S20R TO S21R. REPAIRED FRAME AT BS 500C, BETWEEN S20R TO S21R IAW B737-400 SRM 53-00-07-2R-13. - [SDR USAA2011101400002](https://openairdocs.org/sdr/USAA2011101400002), Oct 11, 2011: SKIN. DELAMINATED. C4 CHECK - DELAMINATION ON NR 8 GROUND SPOILER UPPER SURFACE APPROX 4 INCHES OUTBOARD OF INBOARD EDGE. REPLACED NR 8 GROUND SPOILER IAW B737 AMM 27-62-91. - [SDR USAA2010101592289](https://openairdocs.org/sdr/USAA2010101592289), Oct 13, 2010: SKIN. CRACKED. CLT - C5 - MAJOR REPAIR - CRACK ON RIGHT HORIZONTAL STABILIZER LOWER SKIN AT STAB STA 120. REPAIRED RIGHT HORIZONTAL STABILIZER LOWER SKIN AT STAB STA 120 IAW T - [SDR USAA20101001SB154](https://openairdocs.org/sdr/USAA20101001SB154), Oct 1, 2010: POWER SUPPLY. INOPERATIVE. FLL - MAINTENANCE REPORTED THE FLOOR LEVEL EMERGENCY LIGHTS FROM SEAT ROWS 20ABC TO 23ABC INOPERATIVE. MAINTENANCE REMOVED AND THE REPLACED THE POWER SUPPLY PER - [SDR USAA20100903SB141](https://openairdocs.org/sdr/USAA20100903SB141), Sep 2, 2010: BATTERY PACK. FAULTY. PHL - DURING DESCENT INTO PHL, FLIGHT ATTENDANT REPORTED SEVERAL EMERGENCY EXIT LIGHTS ILLUMINATED INCLUDING OVERHEAD LIGHTS AT SEAT 22F, SEAT LIGHTS AT 24C AND - [SDR USAA20100830SB140](https://openairdocs.org/sdr/USAA20100830SB140), Aug 29, 2010: WINDSHIELD. CRACKED. CLT - CREW REPORTED THAT THE CAPTAIN'S L1 WINDSHIELD ARCED AND CRACKED. MAINTENANCE REMOVED AND REPLACED THE CAPTAIN'S L1 WINDSHIELD PER JOB CARD 03L210156001. - [SDR USAA20100329SB040](https://openairdocs.org/sdr/USAA20100329SB040), Mar 25, 2010: ENGINE. LEAKING. YYZ - CREW REPORTED NO ODORS DURING TAXI-OUT. ON TAKEOFF THRUST OUT OF CLT, AN ODOR LIKE DIRTY SOCKS WAS NOTED. AFTER THRUST REDUCTION, NO ODORS WERE PRESENT IN - [SDR USAA20100326SB039](https://openairdocs.org/sdr/USAA20100326SB039), Mar 25, 2010: FILTER. UNKNOWN. CLT - AFTER DEPARTURE FROM EWR, CREW REPORTED SMELLING A SLIGHT ODOR IN FLIGHT DECK EARLY IN THE FLIGHT. DURING DESCENT INTO CLT AND ON APPROACH AROUND 4,000 FE - [SDR USAA2009101692789](https://openairdocs.org/sdr/USAA2009101692789), Oct 10, 2009: PANEL. DELAMINATED. CLT - MAJOR REPAIR - Q6 CHECK - LEFT WING NR 1 SPOILER PANEL UPPER SURFACE HAS A 1 X 3 INCH DELAMINATED AREA. REPLACED THE LEFT WING NR 1 SPOILER PANEL IAW B737 - [SDR USAA2009100592707](https://openairdocs.org/sdr/USAA2009100592707), Oct 4, 2009: LUG. CRACKED. CLT - Q6 - MAJOR REPAIR - CRACK ON LEFT MAIN LANDING BEAM ARM UPPER FORWARD LUG. REPLACED LEFT MAIN LANDING BEAM ARM UPPER FORWARD LUG. - [SDR USAA2009100892738](https://openairdocs.org/sdr/USAA2009100892738), Oct 3, 2009: WEDGE. DELAMINATED. CLT - Q6 - MAJOR REPAIR - NR 2 SLAT DELAMINATED AT INBOARD END OF TRAILING EDGE WEDGE SKIN. REPAIRED NR 2 SLAT AT INBOARD END OF TRAILING EDGE WEDGE SKIN IAW B7 - [SDR USAA2009100592706](https://openairdocs.org/sdr/USAA2009100592706), Oct 3, 2009: ANGLE. CRACKED. CLT - Q6 - MAJOR REPAIR - CRACK FOUND ON NR 1 PYLON ANGLE AT AFT OUTBOARD CORNER. REPLACED NR 1 PYLON ANGLE AT AFT OUTBOARD CORNER IAW B737 SRM 51-10-02. - [SDR USAA2009100292690](https://openairdocs.org/sdr/USAA2009100292690), Oct 2, 2009: CHANNEL. CRACKED. CLT - Q6 - MAJOR REPAIR - CRACK ON CHANNEL AT BS 727D + 10 INCHES, RBL 2. REPLACED CHANNEL AT BS 727D + 10 INCHES, RBL 2 IAW B737-400 SRM 51-40-02. - [SDR USAA2009102692870](https://openairdocs.org/sdr/USAA2009102692870), Sep 29, 2009: TAB. CRACKED. CLT - Q6 - MAJOR REPAIR - RIGHT ELEVATOR TAB HINGE CUTOUTS CRACKED NR 4 & NR 1. REPLACED RIGHT ELEVATOR TAB IAW B737 AMM 51-40-03. - [SDR USAA2009101292750](https://openairdocs.org/sdr/USAA2009101292750), Sep 26, 2009: ANGLE. CORRODED. CLT - Q6 - MAJOR REPAIR - EXFOLIATION CORROSION ON Z-ANGLE BETWEEN BS 787 TO BS 840, LBL 30. REPLACED Z-ANGLE BETWEEN BS 787 TO BS 840, LBL 30 IAW B737 SRM 53-6 - [SDR USAA2009092592631](https://openairdocs.org/sdr/USAA2009092592631), Sep 24, 2009: SKIN. DEBONDED. DISBONDED AREA ON LT ELEVATOR. REPAIRED LT ELEVATOR IAW SRM 51-70-05. (K) - [SDR USAA2009092892648](https://openairdocs.org/sdr/USAA2009092892648), Sep 24, 2009: ANGLE. CORRODED. CLT - Q6 - MAJOR REPAIR - LEVEL 2 EXFOLIATION CORROSION ON Z-ANGLE AT BS 994 BETWEEN LBL 36 TO LBL 42. REPLACED Z-ANGLE AT BS 994 BETWEEN LBL 36 TO LBL 42 IAW B - [SDR USAA2009092492621](https://openairdocs.org/sdr/USAA2009092492621), Sep 23, 2009: SHEAR TIE. CORRODED. CLT - C6 - MAJOR REPAIR - LEVEL 2 INTERGRANULAR CORROSION ON FRAME SHEAR TIE AT BS 500, BL 0. REPAIRED FRAME SHEAR TIE AT BS 500, BL 0 IAW EA 101420 & B737 SRM - [SDR USAA2009092392604](https://openairdocs.org/sdr/USAA2009092392604), Sep 23, 2009: WEB. CRACKED. CLT - Q6 - MAJOR REPAIR - CRACK ON WEB AT BS 184, LBL 17, WL 232. REPAIRED WEB AT BS 184, LBL 17, WL 232 IAW B737 SRM 51-10-02. - [SDR USAA2009092392603](https://openairdocs.org/sdr/USAA2009092392603), Sep 23, 2009: WEB. CRACKED. CLT - Q6 - MAJOR REPAIR - CRACK ON WEB AT BS 179.5, LBL 17, WL 228. REPAIRED WEB AT BS 179.5, LBL 17, WL 228 IAW B737 SRM 51-10-02. - [SDR USAA2009092892649](https://openairdocs.org/sdr/USAA2009092892649), Sep 22, 2009: ANGLE. CORRODED. CLT - Q6 - MAJOR REPAIR - LEVEL 2 EXFOLIATION CORROSION ON Z-ANGLE AT BS 967, S17L AT AFT ENTRY DOOR. REPLACED Z-ANGLE AT BS 967, S17L AT AFT ENTRY DOOR IAW B73 - [SDR USAA2009092492622](https://openairdocs.org/sdr/USAA2009092492622), Sep 22, 2009: VERTICAL BEAM. CRACKED. CLT - C6 - MAJOR REPAIR - CRACK IN VERTICAL BEAM WEB AT BS 179.5, WL 178, LBL 5.7. REPAIRED VERTICAL BEAM WEB AT BS 179.5, WL 178, LBL 5.7 IAW B737 SRM 53-10-08 - [SDR USAA2009092492620](https://openairdocs.org/sdr/USAA2009092492620), Sep 22, 2009: ANGLE. CORRODED. CLT - C6 - MAJOR REPAIR - EXFOLIATION CORROSION ON Z-ANGLE AFT OF BS 1016 BETWEEN LBL 32 TO RBL 32. REPLACED Z-ANGLE AFT OF BS 1016 BETWEEN LBL 32 TO RBL 32 IAW - [SDR USAA2009092392605](https://openairdocs.org/sdr/USAA2009092392605), Sep 22, 2009: WEDGE. DELAMINATED. CLT - Q6 - MAJOR REPAIR - DELAMINATION ON NR 2 SLAT WEDGE AT OUTBOARD UPPER EDGES. REPAIRED NR 2 SLAT WEDGE AT OUTBOARD UPPER EDGES IAW B737 SRM 51-70-10/R4. - [SDR USAA2009092392602](https://openairdocs.org/sdr/USAA2009092392602), Sep 22, 2009: WEB. CRACKED. CLT - Q6 - MAJOR REPAIR - CRACK ON WEB AT BS 179.5, RBL 17, WL 228. REPAIRED WEB AT BS 179.5, RBL 17, WL 228 IAW B737 SRM 53-10-08. All 66: https://openairdocs.org/deregistered/N459UW-2014-04-17/reports.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.