# N612US: 1971 Boeing 747-251B, registration cancelled 2013-08-20 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: August 20, 2013 - Status when cancelled: Sale reported, canceled - Airframe: [Boeing 747-251B](https://openairdocs.org/model/boeing-747-251b) (registry code 1384892) - Engine: [Pratt & Whitney JT9D-3A](https://openairdocs.org/engine/pratt-whitney-jt9d-3a) (registry code 52050) - Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE), [TCDS E20EA](https://openairdocs.org/tcds/E20EA) (OpenAirDocs) - Serial number: 20357 - Year built: 1971 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: May 15, 1971 - Last registry action: July 18, 2003 - Mode S code: A7F7FF - Location: [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas) - Owner type: Individual - Owner's area on the map: 36.1214° N, 115.0914° W: Placed by OpenAirDocs at the center of ZIP code 89121, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N612US - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=612US - Page: https://openairdocs.org/deregistered/N612US-2013-08-20 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 747-251B: https://openairdocs.org/model/boeing-747-251b.md ## Service difficulty reports (63, newest 50) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR 0102716612](https://openairdocs.org/sdr/0102716612), Aug 1, 2001: BATTERY PACK. INOPERATIVE. DURING LINE CHECK, FOUND AN OVERWING EXTERIOR EMERGENCY LIGHT INOPERATIVE AND THE LEFT EMERGENCY ESCAPE PATH LIGHTING INOPERATIVE IN 'D' AND 'E' ZONES. REPLACED - [SDR 0101856612](https://openairdocs.org/sdr/0101856612), May 18, 2001: POWER SUPPLY. INOPERATIVE. DURING LINE CHECK, FOUND E-ZONE EMERGENCY ESCAPE PATH LIGHTING INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY. OPERATIONAL CHECK NORMAL. - [SDR ASAA0170003](https://openairdocs.org/sdr/ASAA0170003), May 13, 2001: WIRE. DISCONNECTED. SEA - DURING LINE MAINTENANCE, THE EMERGENCY TRACK LIGHTS WERE FOUND TO BE INOPERATIVE IN ROWS 12 THROUGH 16. RE-CONNECTED THE TRACK LIGHT WIRES AT ROW 16. THE - [SDR 0101666612](https://openairdocs.org/sdr/0101666612), May 4, 2001: CHECK VALVE. FAILED. AFTER BEGINNING DESCENT FROM FL300, THE NR 4 ENGINE FLAMED OUT. THE CREW TRIED TO RESTART THE ENGINE PER COM PROCEDURES WITHOUT SUCCESS. THE REMAINDER OF THE DE - [SDR 0004066612](https://openairdocs.org/sdr/0004066612), Oct 31, 2000: CONTROLLER. FAILED. DURING CLIMB, THE CONFIGURATION HORN SOUNDED INTERMITTENTLY AND THE AIRCRAFT LOST PRESSURE. THE OXYGEN MASKS DEPLOYED WITH NO AUTO PRESSURIZATION FAILURE INDICA - [SDR 0001826612](https://openairdocs.org/sdr/0001826612), May 9, 2000: UNKNOWN. ODOR. DURING DESCENT, AN ELECTRICAL SMELL WAS NOTICED IN THE FLIGHT DECK AND CABIN. DEACTIVATED GALLEYS AND READING LIGHTS AND SMELL SLOWLY DISSIPATED. AIRCRAFT CONTI - [SDR ASAA0070001](https://openairdocs.org/sdr/ASAA0070001), Jan 19, 2000: WIRE. DISCONNECTED. PDX - DURING MAINTENANCE CHECK, THE AFT CABIN EMERGENCY EXIT FLOOR TRACK LIGHTS WERE FOUND TO BE INOPERATIVE. RECONNECTED WIRING AND LIGHTS OPERATED NORMALLY. ( - [SDR 9807846612](https://openairdocs.org/sdr/9807846612), Mar 9, 1998: CHORD. CRACKED. DURING M-CHECK, FOUND CRACK ON UPPER CHORD TOP SURFACE FASTENER HOLE AT WL 199, RBL 66. REPAIRED PER EA 66-156316. - [SDR 9807866612](https://openairdocs.org/sdr/9807866612), Feb 22, 1998: STRINGER. CORRODED. DURING M-CHECK, FOUND CORROSION ON STRINGER WEB AT FS 2360 ADJACENT TO DRAIN HOLE. REPAIRED PER EA 66-153214. - [SDR 9807816612](https://openairdocs.org/sdr/9807816612), Feb 22, 1998: DOUBLER. CORRODED. DURING M-CHECK, FOUND CORROSION ON REINFORCING DOUBLER ON INTERFACE AREA FS 2360 AT 6 O'CLOCK POSITION. REPAIRED PER EA 66-153214. - [SDR 9808396612](https://openairdocs.org/sdr/9808396612), Feb 18, 1998: BULKHEAD. CRACKED. DURING M-CHECK, FOUND CRACK ON TOP OUTBOARD (RHS) CORNER AT BULKHEAD 400, ZONE 110. REPAIRED PER EO 6-53-41184. - [SDR 9807836612](https://openairdocs.org/sdr/9807836612), Feb 18, 1998: FLOORBEAM. CRACKED. DURING M-CHECK, FOUND FLOORBEAM WEB CRACKED AT FS 460 ADJACENT TO STR 13R. REPAIRED PER EA 66-156307. - [SDR 9807826612](https://openairdocs.org/sdr/9807826612), Feb 10, 1998: FITTING. CORRODED. DURING M-CHECK, FOUND CORROSION ON THE STRINGER END FITTING 46R AT FS 1000. INSTALLED NEW STRINGER END FITTING PER SRM 51-30-02, 05. - [SDR 9807886612](https://openairdocs.org/sdr/9807886612), Feb 9, 1998: BULKHD FASTENER. CRACKED. DURING M-CHECK, FOUND CRACK ON FASTENER HOLE AT FS 140 BULKHEAD, STR 14R, INNER RING DOUBLER AREA. REPAIRED PER EA 66-156319. - [SDR 9807876612](https://openairdocs.org/sdr/9807876612), Feb 8, 1998: DOUBLER. CORROSION. DURING M-CHECK, FOUND CORROSION ON BONDED DOUBLER OUT OF LIMIT AT FS 730, STR 12R. REPAIRED PER EA 66-155576. - [SDR 9807896612](https://openairdocs.org/sdr/9807896612), Jan 28, 1998: PRESSURE DECK. CORRODED. DURING M-CHECK, FOUND CORROSION ON LEFT BODY LANDING GEAR WHEEL WELL PRESSURE DECK AT FS 1394, LBL 119, WL 180. REPAIRED PER EA 66-155575. - [SDR 9808416612](https://openairdocs.org/sdr/9808416612), Jan 27, 1998: FITTING. CORRODED. DURING M-CHECK, FOUND CORROSION ON DOOR 4R MEDIUM CUTOUT FORWARD FRAME ON INSIDE SURFACE BELOW LEVELING COMPOUND, 6TH FITTING UP FROM BOTTOM CUTOUT AT FS 1690. - [SDR 9807796612](https://openairdocs.org/sdr/9807796612), Jan 27, 1998: SKIN. CORRODED. DURING M-CHECK, FOUND SKIN DELAMINATED AND CORRODED AT LEFT BODY LANDING GEAR WHEEL WELL FS 1473, LBL 120, WL 175. REPAIRED PER EA 66-156323. - [SDR 9807546612](https://openairdocs.org/sdr/9807546612), Jan 27, 1998: FITTING. CORRODED. DURING M CHECK, FOUND CORROSION ON AFT END FITTINGS FOR STR 26L, 36L, 38L, 40L, 42L, 44L, 46L, 48L, 49L, 50L, AND 51L AT FS 2360. REPLACED FITTINGS PER DWG 65B0 - [SDR 9807536612](https://openairdocs.org/sdr/9807536612), Jan 27, 1998: FITTING. CORRODED. DURING M CHECK, FOUND CORROSION ON THE FORWARD FITTINGS FOR STR 26L, 36L, 40L, 42L, 44L, 46L, 49L, 50L, 51 AT FS 2360. REPLACED FITTINGS PER DWG 65B04159, 65B04 - [SDR 9807526612](https://openairdocs.org/sdr/9807526612), Jan 27, 1998: FITTING. CORRODED. DURING M CHECK, FOUND CORROSION ON THE AFT FITTINGS FOR STR 26R, 36R, 38R, 40R, 42R, 44R, 46R, 48R, 49R, 50R, AND 51R AT FS 2360. REPLACED FITTINGS PER DWG 65B0 - [SDR 9807516612](https://openairdocs.org/sdr/9807516612), Jan 27, 1998: FITTING. CORRODED. DURING M CHECK, FOUND CORROSION ON THE FORWARD FITTINGS FOR STR 26R, 36R, 38R, 40R, 42R, 44R, AND 46R AT FS 2360. REPLACED FITTINGS PER DWG 65B04160. - [SDR 9807506612](https://openairdocs.org/sdr/9807506612), Jan 27, 1998: FORGING. CORRODED. DURING M CHECK, FOUND CORROSION ON WINDOW FORGING LEFT FS 2140-2160, STR 22L. REPLACED FORGING PER SRM 51-30-02. - [SDR 9808386612](https://openairdocs.org/sdr/9808386612), Jan 24, 1998: WEB. CRACKED. DURING M-CHECK, FOUND CRACK ON WEB AT RIGHT NR 4 MEDIUM FORWARD FRAME. REPAIRED PER EA 66-155570. - [SDR 9807856612](https://openairdocs.org/sdr/9807856612), Jan 22, 1998: FLOORBEAM. CORRODED. DURING M-CHECK, FOUND CORROSION ON FLOORBEAM WEB AT FS 1350, LBL 33. REPAIRED PER EA 66-153207. - [SDR 9808446612](https://openairdocs.org/sdr/9808446612), Jan 21, 1998: FITTING. CORRODED. DURING M-CHECK, FOUND CORROSION ON DOOR 3R MEDIUM CUTOUT AFT LOWER CORNER SILL FITTING TOP SURFACE. REPLACED FITTING (P/N 65B11752-10) PER DWG SA 5340-01062-7. - [SDR 9808406612](https://openairdocs.org/sdr/9808406612), Jan 21, 1998: FITTING. CRACKED. DURING M-CHECK, FOUND CRACK AT DOOR 3R MEDIUM FORWARD FRAME, LOWER FORWARD CORNER FITTING AT FS 1256, RBL 124, WL 198. INSTALLED NEW FITTING PER DWG SA 5340-010 - [SDR 9808366612](https://openairdocs.org/sdr/9808366612), Jan 21, 1998: SPAR. CORRODED. DURING M-CHECK, FOUND CORROSION ON FRONT SPAR ABOVE LOWER CHORD AT FS 971 OPPOSITE LEADING EDGE FLAP NR 7. REPAIRED PER EA 66-155580. - [SDR 9808356612](https://openairdocs.org/sdr/9808356612), Jan 21, 1998: FITTING. CRACKED. DURING M-CHECK, FOUND CRACK AT DOOR 3L MEDIUM FORWARD LOWER CORNER SILL FITTING FS 1272, LBL 125, WL 200. INSTALLED NEW REVEAL (P/N 65B11751-601) PER DWG SA 534 - [SDR 9808346612](https://openairdocs.org/sdr/9808346612), Jan 21, 1998: FITTING. CORRODED. DURING M-CHECK, FOUND CORROSION ON DOOR 3L MEDIUM CUTOUT AFT LOWER CORNER SILL FITTING TOP SURFACE AT FS 1314, LBL 125, WL 199. INSTALLED NEW REVEAL (P/N 65B117 - [SDR 9808436612](https://openairdocs.org/sdr/9808436612), Jan 19, 1998: FRAME. CRACKED. DURING M-CHECK, FOUND CRACK ON MAIN DECK A-ZONE FS 360 FRAME WEB ADJACENT TO STR 25L. FABRICATED AND INSTALLED NEW WEB PER EA 66-153228. - [SDR 9808426612](https://openairdocs.org/sdr/9808426612), Jan 19, 1998: FRAME. CRACKED. DURING M-CHECK, FOUND CRACK ON MAIN DECK A-ZONE FS 260 FRAME WEB ADJACENT TO STR 25R. FABRICATED AND INSTALLED NEW WEB PER EA 66-153227. - [SDR 9808376612](https://openairdocs.org/sdr/9808376612), Jan 18, 1998: SKIN. CORRODED. DURING M-CHECK, FOUND CORROSION ON LOWER CHORD LOWER SKIN AT FRONT SPAR AREA FS 1392. REPAIRED PER EA 66-156321. - [SDR 9807906612](https://openairdocs.org/sdr/9807906612), Jan 18, 1998: LONGERON. CRACKED. DURING M-CHECK, FOUND CRACK ON STR 7L AT FS 1040 AND 1060. REPAIRED PER EA 66-156558. - [SDR 9807496612](https://openairdocs.org/sdr/9807496612), Jan 17, 1998: FORGING. CORRODED. DURING M CHECK, FOUND CORROSION ON WINDOW FORGING LEFT FS 2060-2080, STR 18L. REPLACED FORGING PER SRM 51-30-02. - [SDR 9808266612](https://openairdocs.org/sdr/9808266612), Jan 16, 1998: CHORD. CORROSION. DURING M-CHECK, FOUND CORROSION ON DIAGONAL FLOOR INTERCOSTAL UPPER CHORD CLIP NUT HOLES AT FS 495 TO 520, LBL 9 TO 40. REPAIRED PER SRM 51-30-02. - [SDR 9807806612](https://openairdocs.org/sdr/9807806612), Jan 16, 1998: FITTING. CORRODED. DURING M-CHECK, FOUND CORROSION ON STRINGER END FITTING FS 2360. REPLACED FITTING (P/N 65B0437-8) PER DWG 65B04161. - [SDR 9719436612](https://openairdocs.org/sdr/9719436612), Oct 17, 1997: BATTERY. DISCHARGED. DURING LINE CHECK, FOUND B AND D ZONE FLOOR PATH EMERGENCY LIGHTS DEFECTIVE. REPLACED BATTERY ON POWER SUPPLY, OPERATIONAL CHECK GOOD. - [SDR 9719276612](https://openairdocs.org/sdr/9719276612), Oct 14, 1997: EVC. MALFUNCTIONED. DURING FINAL APPROACH, THE NR 1 ENGINE LOW OIL PRESSURE WARNING LIGHT ILLUMINATED WITH THE INDICATED PRESSURE AT 25 PSI AND FALLING. THE EGT INDICATED 850C AND - [SDR 9706836612](https://openairdocs.org/sdr/9706836612), Mar 29, 1997: FIRE WIRE. CHAFED. DURING ENGINE SHUTDOWN, THE APU FIRE A-LIGHT ILLUMINATED. FIRE BOTTLES DISCHARGED. INSPECTION OF APU AND APU COMPARTMENT REVEALED NO EVIDENCE OF A FIRE. CLEANED - [SDR 9703616612](https://openairdocs.org/sdr/9703616612), Feb 15, 1997: ENGINE. FAILED. DURING CRUISE, THE NR 1 ENGINE EXPERIENCED AN ENGINE FLAMEOUT DUE TO OVERTEMP. AIRCRAFT RETURNED TO NRT AND LANDED WITHOUT INCIDENT. REPLACED THE NR 1 ENGINE. O - [SDR 9702476612](https://openairdocs.org/sdr/9702476612), Feb 4, 1997: COMPRESSOR. STALLED. DURING TOP OF DESCENT AT 37,000 FEET, NR 1 ENGINE EXPERIENCED A COMPRESSOR STALL FOLLOWED BY A RISE IN EGT. NR 1 ENGINE WAS SHUT DOWN AND SUCCESSFULLY RESTARTED - [SDR 9622266612](https://openairdocs.org/sdr/9622266612), Oct 17, 1996: ENGINE. FLAMED OUT. DURING CRUISE, THE NR 3 ENGINE EXPERIENCED FLAME-OUT. FLAME-OUT OCCURRED WHILE FUEL MANAGEMENT PROCEDURES WERE BEING ACCOMPLISHED. NO OVERTEMP OCCURRED AND RELI - [SDR 9614476612](https://openairdocs.org/sdr/9614476612), Jun 25, 1996: LONGERON. CORRODED. DURING P-CHECK, FOUND CORROSION ON STR 49L FROM BS 1851 TO 1853. REPAIRED STRINGER PER EA 66-101889. - [SDR 9614776612](https://openairdocs.org/sdr/9614776612), Jun 24, 1996: LONGERON. CORRODED. DURING P-CHECK, FOUND CORROSION ON STR 51R AT BS 2163. REPAIRED STRINGER (P/N 65B04369-176) PER EA 66-101900. - [SDR 9614466612](https://openairdocs.org/sdr/9614466612), Jun 22, 1996: LONGERON. CORRODED. DURING P-CHECK, FOUND CORROSION ON STR 47L AT BS 1708 AND 1718. REPAIRED STRINGER PER EA 66-101898. - [SDR 9614456612](https://openairdocs.org/sdr/9614456612), Jun 20, 1996: LONGERON. CORRODED. DURING P-CHECK, FOUND CORROSION ON STR 50L AT BS 2150 AND 2170. REPAIRED STRINGER (P/N 65B04369-87) PER EA 66-101895. - [SDR 9614416612](https://openairdocs.org/sdr/9614416612), Jun 18, 1996: BULKHEAD. CORRODED. DURING P-CHECK, FOUND CORROSION ON THE AFT PRESSURE BULKHEAD LOWER FACEPLATE AT BS 2360, LBL 11. REPAIRED FACEPLATE, EXTRUDED Y-SECTION, (P/N 65B02634-13) PER E - [SDR 9614406612](https://openairdocs.org/sdr/9614406612), Jun 16, 1996: SPAR. CORRODED. DURING P-CHECK, FOUND CORROSION ON THE RIGHT WING FORWARD SPAR UPPER CHORD FS 1517. REPAIRED CHORD (P/N 65B10849-2) PER EA 66-101949. - [SDR 9614396612](https://openairdocs.org/sdr/9614396612), Jun 14, 1996: BULKHEAD. CRACKED. DURING P-CHECK, FOUND A CRACK AND CORROSION ON THE CANTED PRESSURE BULKHEAD DOUBLER AT BS 1251, LBL 84. REPAIRED DOUBLER (P/N 65B07992-105) PER EA 66-101891. All 63: https://openairdocs.org/deregistered/N612US-2013-08-20/reports.md ## FAA accident and incident reports (6) 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. - [Incident 20001031030959I](https://openairdocs.org/incident/20001031030959I), Oct 31, 2000: Boeing 747251B (N612US), Tokyo, JA. (-23) On climb thru 12,000 feet MSL intermitten cabin warning horn sounded.a/c continued climb at 14,000 feet MSL oxygen lite illuminated and masks dropped.… - [Incident 19990227017829I](https://openairdocs.org/incident/19990227017829I), Feb 27, 1999: Boeing 747251B (N612US), Seattle, WA, Minor damage. (-5) Number four engine was changed at narita, japan on February 27, 1999. The last known opening and closing of #4 engine cowling was accomplished after this… - [Incident 19870622036329I](https://openairdocs.org/incident/19870622036329I), Jun 22, 1987: Boeing 747251B (N612US), Honolulu, HI. Aircraft lost all ins guidance system over ocean. Safe landing. Replaced ins nav unit. - [Incident 19821222067169I](https://openairdocs.org/incident/19821222067169I), Dec 22, 1982: Boeing 747* (N612US), Los Angeles, CA, Minor damage. #4 Engine caught on fire. Fire extinguished. Found #3 bearing breather manifold broken. - [Incident 19790605014329I](https://openairdocs.org/incident/19790605014329I), Jun 5, 1979: Boeing 747* (N612US), Comox, CN, Minor damage. Engine fire in flight due to gear box failure. Fire bottle failed due to hose disconnected. - [Incident 19780323010099I](https://openairdocs.org/incident/19780323010099I), Mar 23, 1978: Boeing 747/ (N612US), Tokyo, JA, Minor damage. Lightning strike during descent damaged compass flux valve, antena coupler, and main transfer valve actuator. --- 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.