# N635US: 1979 Boeing 747-227B, registration cancelled 2007-09-26 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: September 26, 2007 - Status when cancelled: Valid registration - Airframe: [Boeing 747-227B](https://openairdocs.org/model/boeing-747-227b) (registry code 1384888) - 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: 21682 - Year built: 1979 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: May 31, 1979 - Certificate issued: August 31, 2007 - Last registry action: August 31, 2007 - Mode S code: A85222 - Owner when cancelled: [Evergreen Aircraft Sales & Leasing Co](https://openairdocs.org/faa-owner/EVERGREEN%20AIRCRAFT%20SALES%20%26%20LEASING%20CO) - Location: [Mcminnville, OR](https://openairdocs.org/faa-place/OR/Mcminnville) - Owner type: Corporation - Owner's area on the map: 45.2117° N, 123.2817° W: Placed by OpenAirDocs at the center of ZIP code 97128, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N635US - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=635US - Page: https://openairdocs.org/deregistered/N635US-2007-09-26 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 747-227B: https://openairdocs.org/model/boeing-747-227b.md ## Service difficulty reports (35) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR 0203786635](https://openairdocs.org/sdr/0203786635), Nov 8, 2002: BATTERY. DEFECTIVE. During cruise an electrical odor emitted from in area of the P6 panel. After a short time the odor dissipated. Aircraft continued to destination and landed with - [SDR 0202106303](https://openairdocs.org/sdr/0202106303), Jun 20, 2002: WIRE. DISCONNECTED. DURING LINE CHECK, FOUND FLOOR PATH EMERGENCY LIGHTS INOPERATIVE FROM DOOR 2R TO 3R. RECONNECTED WIRE. OPERATIONAL CHECK GOOD. - [SDR 0201995635](https://openairdocs.org/sdr/0201995635), Jun 20, 2002: BATTERY PACK. DISCHARGED. DURING LINE CHECK, FOUND FIRST CLASS FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY PACK. OPERATIONAL CHECK GOOD. - [SDR 0201986628](https://openairdocs.org/sdr/0201986628), Jun 19, 2002: BATTERY. DISCHARGED. DURING LINE CHECK, FOUND D-ZONE PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY AND BATTERIES. OPERATIONAL CHECK GOOD. - [SDR 0201976635](https://openairdocs.org/sdr/0201976635), Jun 15, 2002: BATTERY PACK. DISCHARGED. DURING LINE CHECK, FOUND ZONE-A FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY PACK. OPERATIONAL CHECK GOOD. - [SDR 0201806635](https://openairdocs.org/sdr/0201806635), May 31, 2002: WIRE. DAMAGED. DURING LINE CHECK, FOUND ZONE -A- LEFT FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPAIRED WIRE AND REPLACED THE POWER SUPPLY BOX. OPERATIONAL CHECK GOOD. - [SDR 0101586635](https://openairdocs.org/sdr/0101586635), May 9, 2001: BATTERY. DISCHARGED. DURING LINE CHECK, FOUND ZONE-E EMERGENCY FLOOR ESCAPE PATH LIGHTS INOPERATIVE. REPLACED EMERGENCY LIGHT BATTERY. OPERATIONAL CHECK GOOD. - [SDR 0101686635](https://openairdocs.org/sdr/0101686635), May 4, 2001: POWER SUPPLY. INOPERATIVE. DURING LINE CHECK, FOUND ZONE-E EMERGENCY FLOOR PATH LIGHTS INOPERATIVE. REPLACED THE POWER SUPPLY. OPERATIONAL CHECK GOOD. - [SDR 0101736635](https://openairdocs.org/sdr/0101736635), Apr 27, 2001: BATTERY PACK. INOPERATIVE. DURING LINE CHECK, FOUND E-ZONE EMERGENCY ESCAPE PATH LIGHTING INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK NORMAL. - [SDR 0101426635](https://openairdocs.org/sdr/0101426635), Apr 19, 2001: BATTERY PACK. DISCHARGED. DURING LINE CHECK, MAINTENANCE FOUND E-ZONE EMERGENCY ESCAPE PATH LIGHTING INOPERATIVE. REPLACED THE BATTERY PACK. OPERATIONAL CHECK NORMAL. - [SDR 0101406635](https://openairdocs.org/sdr/0101406635), Apr 13, 2001: BATTERY. DISCHARGED. DURING LINE CHECK, FOUND ZONE-E EMERGENCY ESCAPE PATH FLOOR LIGHTING INOPERATIVE. MAINTENANCE REPLACED THE EMERGENCY LIGHT BATTERY. OPERATIONAL CHECK NORMAL. - [SDR 9904876635](https://openairdocs.org/sdr/9904876635), Oct 22, 1999: SEAT TRACK. CORRODED. DURING M-CHECK, FOUND CORROSION ON SEAT TRACK FLANGE FS 488 - 492, LBL 34. REPAIRED PER EA 66-171513. - [SDR 9904846635](https://openairdocs.org/sdr/9904846635), Oct 22, 1999: SUPPORT. CORRODED. DURING M-CHECK, FOUND CORROSION ON MAIN DECK FLOOR SUPPORT FS 520 - 560, RBL 116. REPAIRED PER EA 66-171514. - [SDR 9904866635](https://openairdocs.org/sdr/9904866635), Oct 15, 1999: SEAT TRACK. DEFORMED. DURING M-CHECK, FOUND 5 HOLES ELONGATED IN RIGHT FLANGE OF SEAT TRACK FS 1333 - 1349, LBL 75. REPAIRED PER EA 66-171508. - [SDR 9904856635](https://openairdocs.org/sdr/9904856635), Oct 15, 1999: FLOORBEAM. CORRODED. DURING M-CHECK, FOUND FLOORBEAM UPPER FLANGE CORRODED AT FS 1280 - 1304, RBL 34. REPAIRED PER EA 66-171511. - [SDR 9904816635](https://openairdocs.org/sdr/9904816635), Oct 15, 1999: FRAME. CRACKED. DURING M-CHECK, FOUND CRACK ON FASTENER HOLE A TO EDGE OF FRAME WEB. REPAIRED PER EA 66-171515. - [SDR 9904826635](https://openairdocs.org/sdr/9904826635), Oct 8, 1999: SPAR WEB. CRACKED. DURING M-CHECK, FOUND CRACK IN MID SPAR WEB INSIDE TANK. REPAIRED PER EA 66-168400. - [SDR 9904836635](https://openairdocs.org/sdr/9904836635), Sep 28, 1999: SPAR WEB. CORRODED. DURING M-CHECK, FOUND CORROSION ON FRONT SPAR LOWER CHORD. REPAIRED PER EA 66-167487. - [SDR 9903196635](https://openairdocs.org/sdr/9903196635), Aug 12, 1999: ENGINE. FLAMED OUT. AFTER ENTERING MODERATE TURBULENCE WITH PRECIPITATION, THE AUTO THROTTLES DISCONNECTED AND THE CREW OBSERVED LOW EGT ON THE NR 3 ENGINE. THE ENGINE FLAMEOUT PRO - [SDR 9810296635](https://openairdocs.org/sdr/9810296635), Sep 22, 1998: CHANNEL. CRACKED. DURING PERIODIC CHECK, FOUND CRACK IN STIFFENER FLANGE ON NR 4 PYLON BL 0, FS 157. REPAIRED PER EA 66-160980, REV A. - [SDR 9809066635](https://openairdocs.org/sdr/9809066635), May 7, 1998: CONTROL CABLE. FAILED. UPON APPLICATION OF TAKEOFF POWER, THE CREW NOTICED NO RESPONSE FROM THE NR 3 ENGINE WITH POWER LEVER MOVEMENT. TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO - [SDR 9803706635](https://openairdocs.org/sdr/9803706635), Mar 4, 1998: ENGINE. MALFUNCTIONED. AFTER A NORMAL START OF THE NR 2 ENGINE AND WHEN STARTING THE NR 3 ENGINE, APPROXIMATELY 2 MINUTES LATER, THE NR 2 ENGINE EGT ROSE TO 550C WITH BOTH N1 AND N2 D - [SDR 9803126635](https://openairdocs.org/sdr/9803126635), Feb 19, 1998: CSD. FAILED. DURING CRUISE, THE NR 1 ENGINE CONSTANT SPEED DRIVE OIL PRESSURE LIGHT ILLUMINATED. SHUT DOWN NR 1 ENGINE DUE TO AN UNSUCCESSFUL ATTEMPT TO DISCONNECT THE CONST - [SDR 9721726635](https://openairdocs.org/sdr/9721726635), Nov 17, 1997: SWITCH. FAILED. DURING TAKEOFF, THE BODY GEAR STEERING LIGHT REMAINED ILLUMINATED. AIRCRAFT ABORTED TAKEOFF AND RETURNED TO THE GATE. REPLACED THE BODY GEAR STEERING PRIMARY AN - [SDR 9703106635](https://openairdocs.org/sdr/9703106635), Feb 13, 1997: BLEED VALVE. FAILED. DURING TAKEOFF, THE NR 2 ENGINE DID NOT DEVELOP TAKEOFF POWER. ABORTED TAKEOFF AND RETURNED TO THE GATE. REPLACED THE NR 2 ENGINE START VALVE, HIGH STAGE BLEED - [SDR 9703096635](https://openairdocs.org/sdr/9703096635), Feb 13, 1997: BLEED VALVE. FAILED. DURING TAKEOFF, THE NR 2 ENGINE DID NOT DEVELOP TAKEOFF POWER. ABORTED TAKEOFF AND RETURNED TO THE GATE. REPLACED THE NR 2 ENGINE HIGH STAGE BLEED VALVE AND HIG - [SDR 9626536635](https://openairdocs.org/sdr/9626536635), Dec 17, 1996: CONNECTOR. LOOSE. DURING TAKEOFF, THE NR 4 ENGINE EGT INDICATOR WAS ERRATIC. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE FOUND INDICATOR CANNON PLU - [SDR 9620366635](https://openairdocs.org/sdr/9620366635), Sep 21, 1996: CONTROLLER. MALFUNCTIONED. DURING TAKEOFF ROLLOUT, THE NR 2 ENGINE WOULD NOT REACH TAKEOFF EPR. CREW FOLLOWED COM PROCEDURE, ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE FOUND HI - [SDR 9614266635](https://openairdocs.org/sdr/9614266635), Jun 25, 1996: BATTERY. DISCHARGED. DURING LINE CHECK, FOUND 4L OVERWING EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY, OPERATIONAL CHECK GOOD. - [SDR 9605916635](https://openairdocs.org/sdr/9605916635), Mar 12, 1996: HYD PUMP. FAILED. DURING APPROACH, THE NR 1 HYDRAULIC SYSTEM LOST HYDRAULIC FLUID. DECLARED EMERGENCY AND ALTERNATELY EXTENDED LANDING GEAR AND FLAPS. AIRCRAFT LANDED WITHOUT INC - [SDR 9518186635](https://openairdocs.org/sdr/9518186635), Nov 7, 1995: FITTINGS. CORRODED. DURING PERIODIC CHECK, FOUND CORROSION ON THE NR 9 AND NR 13 PORTAL LATCH FITTINGS AND SERRATED PLATES. REPLACED FITTINGS, NR 9 PLATE AND REPAIRED THE WEB BENEA - [SDR 9517716635](https://openairdocs.org/sdr/9517716635), Nov 4, 1995: FITTINGS. CORRODED. DURING PERIODIC CHECK, FOUND CORROSION IN THE RIGHT WING OUTBOARD FLAP SIDE LOAD FITTINGS, NR 7 FLAP TRACK, INBOARD AND OUTBOARD. ALSO, NR 8 FLAP TRACK, INBOARD - [SDR 9517696635](https://openairdocs.org/sdr/9517696635), Nov 2, 1995: FITTING. CRACKED. DURING PERIODIC CHECK, FOUND A .375 INCH CRACK IN THE NR 3 PYLON STRUT TO DIAGONAL BRACE ATTACH FITTING. REPLACED FITTING PER EA 5440-01025. - [SDR 9518156635](https://openairdocs.org/sdr/9518156635), Oct 28, 1995: WEB. CORRODED. DURING PERIODIC CHECK, FOUND CORROSION ON THE BULK CARGO DOOR UPPER SILL WEB BS 2020. REPAIRED WEB (P/N 65B04262-3), PER EA 66-99161. - [SDR 9503016635](https://openairdocs.org/sdr/9503016635), Feb 24, 1995: COMPUTER. INOPERATIVE. DURING CRUISE, THE CAPTAIN'S MACH INDICATOR, VSI, TAS INDICATOR, AND EPRL BEGAN TO FLUCTUATE. THE NR 1 AUTO-PILOT AND AUTO-THROTTLES BECAME INOPERATIVE. THE AIR ## 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 CHI88IA073](https://openairdocs.org/ntsb/CHI88IA073), Feb 19, 1988: Boeing 747-227B (N635US), Chicago, IL, incident, no damage. Probable cause: FAILURE OF THE TOWER CAB SUPERVISOR TO ASSURE THAT COORDINATION BETWEEN THE SOUTH LOCAL CONTROLLER AND NORTH LOCAL CONTROLLER HAD BEEN COMPLETED. A FACTOR IS THE FAILURE OF FAA TOWER MANAGEMENT TO… ## FAA accident and incident reports (4) 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 19961026038439I](https://openairdocs.org/incident/19961026038439I), Oct 26, 1996: Boeing 747227B (N635US), Minneapolis, MN. Narrative: during rotation on msp departure, #3 engine experienced two compressor stalls. EGT rose to 850 degrees celsius for approximately 5 minutes. Epr was… - [Incident 19910917058129I](https://openairdocs.org/incident/19910917058129I), Sep 17, 1991: Boeing 747227B (N635US), Pacific Ocean. Pilot inadvertently loaded incorrect coordinates into inertial navigation system. Had gross navigational error. - [Incident 19880219071531I](https://openairdocs.org/incident/19880219071531I), Feb 19, 1988: Boeing 747227B (N635US), Chicago, IL. ATC operational error led to reduced clearance between two aircraft during takeoff from different runways. - [Incident 19870716051899I](https://openairdocs.org/incident/19870716051899I), Jul 16, 1987: Boeing 747227B (N635US), Seattle, WA, Minor damage. The right wing escape slide separated inflight causing some property damage. Under investigation. --- 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.