# N504US: 1987 Boeing 757-251, registration cancelled 2017-05-31 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: May 31, 2017 - Status when cancelled: Registration expired, pending cancellation - Airframe: [Boeing 757-251](https://openairdocs.org/model/boeing-757-251) (registry code 1384970) - Engine: [GE CFM56 series](https://openairdocs.org/engine/ge-cfm56-series) (registry code 30016) - Data sheets: [TCDS A2NM](https://openairdocs.org/tcds/A2NM) (OpenAirDocs) - Serial number: 23193 - Year built: 1987 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Special flight permit - Airworthiness date: October 25, 2002 - Certificate issued: July 30, 2009 - Last registry action: July 30, 2009 - Mode S code: A64A9F - Owner when cancelled: [Aircraft Solutions A320 LLC](https://openairdocs.org/faa-owner/AIRCRAFT%20SOLUTIONS%20A320%20LLC) - Location: [Minneapolis, MN](https://openairdocs.org/faa-place/MN/Minneapolis) - Owner type: Corporation - Owner's area on the map: 44.9761° N, 93.2712° W: Placed by OpenAirDocs at the center of ZIP code 55402, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N504US - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=504US - Page: https://openairdocs.org/deregistered/N504US-2017-05-31 From the FAA registry file of October 28, 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 757-251: https://openairdocs.org/model/boeing-757-251.md ## Service difficulty reports (23) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR NWAA073365504](https://openairdocs.org/sdr/NWAA073365504), Oct 3, 2007: BATTERY PACK. INOPERATIVE. DURING OVERNIGHT LINE CHECK, FOUND EMERGENCY LIGHT ON OUTSIDE OF A/C AT DOOR 2 RIGHT INOP. MAINTENANCE REMOVED AND REPLACED BATTERY PACK. OPERATIONAL CHECKED GO - [SDR 0602115504](https://openairdocs.org/sdr/0602115504), Oct 3, 2006: POWER SUPPLY. DEFECTIVE. DURING OVERNIGHT MAINTENANCE FLOOR PROXIMITY LIGHTS DEFECTIVE FROM LAV D TO GALLEY G4B. MAINTENANCE REMOVED AND REPLACED POWER SUPPLY. OPERATIONAL CHECKED GOOD. - [SDR 0200085504](https://openairdocs.org/sdr/0200085504), Jan 2, 2002: CREASE BEAM. CORRODED. During "H" check found corrosion on floor to fuselage crease beam at BS 1636 RBL 60. Repaired per EA 55-187743. - [SDR 0200075504](https://openairdocs.org/sdr/0200075504), Jan 2, 2002: WEB. CRACKED. During "H" check found crack in support intercostal web at BS 660 stringer 11L. Repaired per EA 55-187744. - [SDR 0200165504](https://openairdocs.org/sdr/0200165504), Jan 1, 2002: SUPPORT. CORRODED. During "H" check found corrosion on seat track support at BS 400 RBL 25. Repaired per EA 55-187555. - [SDR 0105165504](https://openairdocs.org/sdr/0105165504), Dec 31, 2001: KEELBEAM. CORRODED. During "H" check found corrosion on keel beam between BS 673-680. Repaired per EA 55-187742. - [SDR 0105175504](https://openairdocs.org/sdr/0105175504), Dec 17, 2001: FLOORBEAM. CRACKED. DURING "H" CHECK FOUND CRACK IN FLOORBEAM UPPER CAP AT BS 700 LBL 25. REPAIRED PER EA 55-187429. - [SDR 9901895504](https://openairdocs.org/sdr/9901895504), Apr 30, 1999: BATTERY PACK. DISCHARGED. DURING SCHEDULED MAINTENANCE CHECKS, ESCAPE PATH LIGHTING AT ROWS 34 AND 38 WERE FOUND INOPERATIVE. MAINTENANCE REPLACED THE ASSOCIATED BATTERY/CHARGER PACK WIT - [SDR 9723185504](https://openairdocs.org/sdr/9723185504), Dec 4, 1997: TRANSMITTER. MALFUNCTIONED. AT FL370, RECEIVED TRAILING EDGE FLAP DISAGREE WARNING AND TRAILING EDGE FLAP ASYMMETRY EICAS MESSAGE. CREW PERFORMED COM PROCEDURE AND A DECISION WAS MADE TO D - [SDR 9721535504](https://openairdocs.org/sdr/9721535504), Nov 15, 1997: TRANSMITTER. MALFUNCTIONED. SLAT ASYMMETRY MESSAGE DURING CLIMB WITH NO SLAT MOVEMENT SELECTED. COMPLIED WITH COM PROCEDURES. NO FURTHER PROBLEMS NOTED. CREW DECLARED AN EMERGENCY INTO MKE - [SDR 9717755504](https://openairdocs.org/sdr/9717755504), Sep 20, 1997: EGT INDICATION. MALFUNCTIONED. TAKEOFF WAS ABORTED DUE TO NR 2 ENGINE EGT REACHING LIMITS. MAINTENANCE INSPECTED ENGINE PER MAINTENANCE MANUAL 71-00-00, FIG 308, PG 221 TO 223 AND FOUND NO DI - [SDR 9709995504](https://openairdocs.org/sdr/9709995504), May 15, 1997: SKIN. CRACKED. DURING L-CHECK, FOUND CRACK IN NR 2 PYLON EXTERIOR SKIN AT THE OUTBOARD SIDE FORWARD TORQUE BOX LIGHTENING HOLE UPPER FORWARD CORNER. REPAIRED PER EA 55-150542. - [SDR 9705845504](https://openairdocs.org/sdr/9705845504), Mar 17, 1997: ELECTRONIC UNIT. MALFUNCTIONED. DURING FLAP RETRACTION ON DEPARTURE WITH FLAP HANDLE IN UP POSITION, FLAP GAUGE INDICATED L/E FLAPS IN T/O POSITION. STATUS MESSAGE FLAP/SLAT ELEC, T/E SLAP ASY - [SDR 9625415504](https://openairdocs.org/sdr/9625415504), Nov 26, 1996: WARNING BELL. SOUNDED. DURING TAKEOFF ROTATION, WARNING BELL SOUNDED WITH NO LIGHT INDICATION. AIRCRAFT RETURNED TO TPA AND LANDED WITHOUT INCIDENT. MAINTENANCE PERFORMED AURAL WARNIN - [SDR 9621085504](https://openairdocs.org/sdr/9621085504), Oct 4, 1996: OIL PRESS VALVE. MALFUNCTIONED. DURING CRUISE FLIGHT, APU OIL LOW LIGHT ANNUNCIATED. FLIGHT CREW SHUT DOWN APU AND DIVERTED TO LAS DUE TO NR 2 ENGINE IDG ON MEL. MAINTENANCE REPLACED APU OIL P - [SDR 9614275504](https://openairdocs.org/sdr/9614275504), Jun 29, 1996: TRANSCEIVER. MALFUNCTIONED. DURING CRUISE, WEATHER RADAR DISPLAY ERRATIC AND UNRELIABLE. AIRCRAFT DIVERTED TO DTW AND LANDED WITHOUT INCIDENT. REPLACED THE LEFT TRANSCEIVER, PERFORMED MAIN - [SDR 9611285504](https://openairdocs.org/sdr/9611285504), May 22, 1996: OIL PRESS IND. MALFUNCTIONED. DURING TAXI OUT, NR 2 ENGINE OIL PRESSURE DROPPED TO 14 PSI. NR 2 ENGINE WAS SHUT DOWN AND AIRCRAFT RETURNED TO GATE. MAINTENANCE PERSONNEL INSPECTED NR 2 ENGIN - [SDR 9607725504](https://openairdocs.org/sdr/9607725504), Mar 29, 1996: LONGERON. CRACKED. DURING T-CHECK, FOUND A CRACK IN THE FLOOR SUPPORT STRINGER AT FS 1543 AT RBL 3. REPAIRED STRINGER (P/N 146N5444) PER EA 55-102076. - [SDR 9607495504](https://openairdocs.org/sdr/9607495504), Mar 25, 1996: CHORD. CORRODED. DURING T-CHECK, FOUND CORROSION ON THE AFT CARGO DOOR LOWER SILL INNER CHORD; BS 1380 - 1440. REPAIRED CHORD (P/N 146N8522-52) PER EA 55-99517. - [SDR 9607465504](https://openairdocs.org/sdr/9607465504), Mar 21, 1996: LONGERON. CORRODED. DURING T-CHECK, FOUND CORROSION ON THE BS 1520 AFT CARGO FLOOR STRINGERS AT RBL 3 AND RBL 7. REPAIRED STRINGERS (P/N 146N5444) PER EA 55-102072. - [SDR 9607125504](https://openairdocs.org/sdr/9607125504), Mar 21, 1996: FITTING. CORRODED. DURING T-CHECK, FOUND CORROSION ON THE AFT CARGO THRESHOLD SUPPORT CASTING BS 1383. REPLACED FITTING. - [SDR 9519525504](https://openairdocs.org/sdr/9519525504), Dec 4, 1995: BATTERY. DISCHARGED. DURING LINE CHECK, FOUND EMERGENCY LIGHTS L25, L31, L42, L33, AND L589 INOPERATIVE. REPLACED BATTERY IN M731 POWER SUPPLY AND OPERATIONAL CHECK NORMAL. - [SDR 9503995504](https://openairdocs.org/sdr/9503995504), Mar 14, 1995: ACM. MALFUNCTIONED. TAKEOFF WAS ABORTED AT 50 KTS DUE TO LOUD WHINE IN THE COCKPIT. COCKPIT TEMPERATURE WAS 85 DEGREES, WITH LEFT AIR CYCLE MACHINE MALFUNCTION. PLACARDED LEFT PACK ## 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 NYC03CA169](https://openairdocs.org/ntsb/NYC03CA169), Jul 22, 2003: Boeing 757-251 (N504US), Wadsworth, OH, no damage. Probable cause: An in-flight encounter with turbulence. ## FAA accident and incident reports (3) 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 20030722019949A](https://openairdocs.org/incident/20030722019949A), Jul 22, 2003: Boeing 757251 (N504US), Cleveland, OH. (-23) On July 22, 2003 nwa flt 1142 was climbing through FL290, hit unexpected and unreported code 4 clear air turbulence for approx. 30 seconds. Lead f/a… - [Incident 19870215010389I](https://openairdocs.org/incident/19870215010389I), Feb 15, 1987: Boeing 757251 (N504US), Memphis, TN. Unable to maintain stable cabin pressure after takeoff. Returned and replaced a pressure regulator. - [Incident 19870101004929I](https://openairdocs.org/incident/19870101004929I), Jan 1, 1987: Boeing 757251 (N504US), Omaha, NE. Diverted after smoke detector light came on in midship lavatory. Found a faulty indicator light. --- 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.