# N636US: 1986 Boeing 747-251B, registration cancelled 2007-10-30 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: October 30, 2007 - Exported to: Nigeria - Status when cancelled: Valid registration - Airframe: [Boeing 747-251B](https://openairdocs.org/model/boeing-747-251b) (registry code 1384892) - Engine: [Pratt & Whitney JT9D series](https://openairdocs.org/engine/pratt-whitney-jt9d-series) (registry code 52054) - Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE) (OpenAirDocs) - Serial number: 23547 - Year built: 1986 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: May 6, 1986 - Certificate issued: August 7, 2007 - Last registry action: August 7, 2007 - Mode S code: A855D9 - Owner when cancelled: [N636us Inc](https://openairdocs.org/faa-owner/N636US%20INC) - Location: [Miami, FL](https://openairdocs.org/faa-place/FL/Miami) - Owner type: Corporation - Owner's area on the map: 25.7655° N, 80.1843° W: Placed by OpenAirDocs at the center of ZIP code 33131, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N636US - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=636US - Page: https://openairdocs.org/deregistered/N636US-2007-10-30 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 747-251B: https://openairdocs.org/model/boeing-747-251b.md ## Service difficulty reports (24) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR 0301266636](https://openairdocs.org/sdr/0301266636), Jul 7, 2003: DECODER. BURNED. DURING CLIMB, AN ELECTRICAL ODOR EMITTED BY DOOR 2R. AIRCRAFT DECLARED A YELLOW EMERGENCY, RETURNED TO SPN, AND LANDED WITHOUT INCIDENT. REPLACED 'D' ZONE COLUM - [SDR 0300216636](https://openairdocs.org/sdr/0300216636), Feb 5, 2003: LIGHT. INOPERATIVE. DURING LINE CHECK FOUND HALF OF THE LT AISLE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPAIRED WIRE AND OPERATIONAL CHECK GOOD. - [SDR 0102706636](https://openairdocs.org/sdr/0102706636), Aug 2, 2001: LIGHT. INOPERATIVE. DURING LINE CHECK, FOUND NR 2 RIGHT EXTERIOR FIXTURE EMERGENCY LIGHTS AND 1L AND 1R PASSENGER OVERHEAD LIGHTS INOPERATIVE. REPLACED EXTERIOR LIGHT ASSEMBLY AND - [SDR 0100346636](https://openairdocs.org/sdr/0100346636), Jan 30, 2001: ENGINE. MALFUNCTIONED. DURING TAKEOFF ROLL, THE NR 3 ENGINE WAS SLOW TO ACCELERATE AND THEN SUFFERED A COMPRESSOR STALL. THE TAKEOFF WAS ABORTED AT APPROXIMATELY 100 KTS AND THE AIRCR - [SDR 0001506636](https://openairdocs.org/sdr/0001506636), Apr 22, 2000: FAN. FAILED. DURING CRUISE, A BURNING SMELL WAS NOTICED IN THE FLIGHT DECK ALONG WITH A LOW FREQUENCY VIBRATION. SECURED ZONE 1 RECIRCULATION FAN AND ODOR AND VIBRATION STOP - [SDR 0001386636](https://openairdocs.org/sdr/0001386636), Apr 18, 2000: ENGINE. FLAMED OUT. DURING CRUISE AT FL410, IN MODERATE TURBULENCE, THE NR 4 ENGINE FLAMED OUT. THE CREW FOLLOWED THE RAPID RESTART PROCEDURE, BUT DID NOT SUCCESSFULLY RESTART THE - [SDR 9904166636](https://openairdocs.org/sdr/9904166636), Sep 9, 1999: SIDEWALL. CRACKED. DURING M CHECK, FOUND CRACK AT FASTENER HOLE FS 1739, RIGHT SIDEWALL. REPAIRED PER EA 66-170395. - [SDR 9904156636](https://openairdocs.org/sdr/9904156636), Aug 23, 1999: SPAR. CRACKED. DURING M CHECK, FOUND CRACK AT FASTENER HOLES 127 AND 129 ON RIGHT WING MID SPAR. REPAIRED PER EA 66-168597. - [SDR 9900956636](https://openairdocs.org/sdr/9900956636), Mar 10, 1999: CONNECTOR. FAILED. DURING LINE CHECK, FOUND FLOOR PATH EMERGENCY LIGHTS INOPERATIVE IN ZONES A AND E. REPAIRED CONNECTOR AND REPLACED BATTERY PACK, OPERATIONAL CHECK GOOD. - [SDR 9713196636](https://openairdocs.org/sdr/9713196636), Jul 5, 1997: PNEU VALVE/CONTL. FAILED. DURING CLIMB, THE NR 2 ENGINE NACELLE TEMPERATURE INDICATED HIGH. FOLLOWED COCKPIT OPERATING MANUAL PROCEDURES AND AIRCRAFT RETURNED TO KIX AND LANDED WITHOUT I - [SDR 9708336636](https://openairdocs.org/sdr/9708336636), Apr 27, 1997: EGT INDICATION. RISING. DURING LANDING WHILE IN THRUST REVERSE, THE NR 1 ENGINE EGT BEGAN TO RISE. THE NR 1 ENGINE WAS SHUT DOWN AT 695C. MAINTENANCE INSPECTED ENGINE GROUND RUN AND CH - [SDR 9627826636](https://openairdocs.org/sdr/9627826636), Dec 13, 1996: SEAT TRACK. CORRODED. DURING PERIODIC CHECK, FOUND CORROSION ON SEAT TRACK FLANGE. REPAIRED PER EA 66-120596. - [SDR 9627816636](https://openairdocs.org/sdr/9627816636), Dec 13, 1996: FLOORBEAM. CORRODED. DURING PERIODIC CHECK, FOUND CORROSION ON TOP CHORD OF FLOORBEAM. REPAIRED PER EA 66-120596. - [SDR 9627756636](https://openairdocs.org/sdr/9627756636), Dec 12, 1996: FITTING. CRACKED. DURING PERIODIC CHECK, FOUND THE NR 3 PYLON INBOARD MIDSPAR FITTING CRACKED. REPLACED FITTING. WORK COMPLETED ON CITEXT JOB NBR 222, EM 5441-01016. - [SDR 9623906636](https://openairdocs.org/sdr/9623906636), Nov 9, 1996: OIL PRESS LINE. PIN HOLE. ENROUTE, THE NR 1 ENGINE OIL QUANTITY DROPPED TO ZERO. THE OIL PRESSURE FLUCTUATED IN YELLOW BAND FOR FIVE MINUTES THEN DROPPED BELOW THE RED BAND. CREW FOLLOWE - [SDR 9622076636](https://openairdocs.org/sdr/9622076636), Oct 15, 1996: WIRE. SHORTED. DURING TAKEOFF, THE LANDING GEAR RED UNSAFE LIGHT ILLUMINATED AND THE LANDING GEAR ALTERNATE DISCONNECT/CONNECT CIRCUIT BREAKER POPPED. AIRCRAFT ABORTED TAKEOFF - [SDR 9620306636](https://openairdocs.org/sdr/9620306636), Sep 21, 1996: POWER SUPPLY. INOPERATIVE. DURING LINE CHECK, FOUND UPPER DECK FLOOR EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY, OPERATIONAL CHECK GOOD. - [SDR 9617826636](https://openairdocs.org/sdr/9617826636), Aug 15, 1996: BATTERY PACK. DISCHARGED. DURING LINE CHECK, FOUND ZONE-B EMERGENCY FLOOR PATH LIGHTS INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK GOOD. - [SDR 9617366636](https://openairdocs.org/sdr/9617366636), Aug 10, 1996: BLEED VALVE. FAILED. DURING TAKEOFF (AMS), THE NR 4 ENGINE EGT WARNING AND OVERHEAT LIGHT ILLUMINATED FOLLOWED BY A NR 4 ENGINE FIRE WARNING. ABORTED TAKEOFF. REPLACED THE HIGH STAG - [SDR 9616046636](https://openairdocs.org/sdr/9616046636), Jul 27, 1996: BATTERY PACK. DISCHARGED. DURING LINE CHECK, FOUND THE OVERWING EMERGENCY LIGHTS AT DOOR 4L INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK GOOD. - [SDR 9604126636](https://openairdocs.org/sdr/9604126636), Feb 17, 1996: T/O WARNING. ACTIVATED. DURING TAKEOFF, THE TAKEOFF WARNING HORN ACTIVATED. ABORTED TAKEOFF AND RETURNED TO THE GATE. OPERATIONALLY CHECKED SYSTEM, COULD NOT DUPLICATE DISCREPANCY. AIR - [SDR 9518376636](https://openairdocs.org/sdr/9518376636), Nov 19, 1995: BATTERY PACK. INOPERATIVE. DURING LINE CHECK, FOUND THE EMERGENCY LIGHTS AT DOOR 1L AND 1R INOPERATIVE. REPLACED THE BATTERY PACK AND PERFORMED FUNCTIONAL CHECK, TEST WAS NORMAL. - [SDR 9513586636](https://openairdocs.org/sdr/9513586636), Aug 31, 1995: ENGINE. FAILED. EN ROUTE JFK-NRT, THE NR 4 ENGINE OIL PRESSURE WENT TO ZERO AND OIL QUANTITY PEGGED OFF SCALE. CREW FOLLOWED COCKPIT OPERATING MANUAL, SHUTDOWN NR 4 ENGINE AND - [SDR 9503656636](https://openairdocs.org/sdr/9503656636), Mar 10, 1995: ENGINE. FAILED. DURING CRUISE, THE NR 1 ENGINE LOST OIL PRESSURE AND WAS SHUTDOWN, 70,000 LBS FUEL WAS DUMPED. THE AIRCRAFT DIVERTED TO NRT WHERE AN UNEVENTFUL THREE LANDING WA ## Other aircraft with N636US - [Registered now](https://openairdocs.org/aircraft/N636US): Argence Enas A RV-6, S/N 006, built 1993 --- 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.