# N494US: 1981 Fokker F.28 MK4000, registration cancelled 2007-04-26 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: April 26, 2007 - Status when cancelled: Valid registration - Airframe: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (registry code 4990810) - Engine: [Rolls-Royce SPEY-555-15](https://openairdocs.org/engine/rolls-royce-spey-555-15) (registry code 54521) - Data sheets: [TCDS E2EU](https://openairdocs.org/tcds/E2EU) (OpenAirDocs) - Serial number: 11167 - Year built: 1981 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-jet - Airworthiness: Standard, transport - Airworthiness date: May 4, 1981 - Certificate issued: August 29, 2005 - Last registry action: August 29, 2005 - Mode S code: A620C7 - Owner when cancelled: [Wells Fargo Bank Northwest Na Trustee](https://openairdocs.org/faa-owner/WELLS%20FARGO%20BANK%20NORTHWEST%20NA%20TRUSTEE) - Location: [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City) - Owner type: Corporation - Owner's area on the map: 40.7558° N, 111.8843° W: Placed by OpenAirDocs at the center of ZIP code 84111, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N494US - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=494US - Page: https://openairdocs.org/deregistered/N494US-2007-04-26 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 Fokker F.28 MK4000: https://openairdocs.org/model/fokker-f-28-mk4000.md ## Service difficulty reports (311, newest 50) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR QXEA0200626](https://openairdocs.org/sdr/QXEA0200626), Apr 10, 2002: SIGN. INOPERATIVE. PDX- FORWARD CABIN EXIT SIGN LIGHTS INOPERATIVE. REMOVED AND REPLACED FORWARD CABIN EXIT SIGN. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0200543](https://openairdocs.org/sdr/QXEA0200543), Apr 7, 2002: SIGN. INOPERATIVE. PDX- FORWARD EMERGENCY EXIT SIGN ABOVE COCKPIT DOOR HAS SEVERAL LIGHT BULBS INOPERATIVE. REMOVED AND REPLACED FORWARD EMERGENCY EXIT SIGN. OPERATIONAL CHECKS GO - [SDR QXEA0200542](https://openairdocs.org/sdr/QXEA0200542), Apr 4, 2002: BATTERY. INOPERATIVE. PDX- AFT WING/BELLY FAIRING EVACUATION LIGHTS INOPERATIVE. REMOVED AND REPLACED BATTERY POWER SUPPLY. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0200411](https://openairdocs.org/sdr/QXEA0200411), Mar 2, 2002: SKIN. DENTED. PDX- DENT IN FUSELAGE JUST FORWARD OF FORWARD BAGGAGE DOOR AND JUST AFT OF RIGHT HAND ACM EXHAUST. INSTALLED REPAIR IAW SRM. - [SDR QXEA0101695](https://openairdocs.org/sdr/QXEA0101695), Oct 21, 2001: PRINTED CKT BOARD. DEFECTIVE. GEG - BOTH FORWARD EXIT SIGNS HAVE INOPERABLE BULBS. REMOVED AND REPLACED EXIT SIGN CIRCUIT BOARD. OPERATIONAL CHECK IS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0101611](https://openairdocs.org/sdr/QXEA0101611), Oct 7, 2001: LIGHT. INOPERATIVE. BOI - FORWARD CENTER AISLE EXIT SIGN HAS SEVERAL LIGHTS INOPERABLE. REMOVED AND REPLACED CENTER AISLE EXIT LIGHT ASSEMBLY. OPERATIONAL CHECK IS GOOD. AIRCRAFT R - [SDR QXEA0101610](https://openairdocs.org/sdr/QXEA0101610), Oct 7, 2001: POWER SUPPLY. INOPERATIVE. PDX - EMERGENCY EVACUATION LIGHTS BY ROWS 13 AND 14 ARE WEAK AND INTERMITTENT. REMOVED AND REPLACED AFT EMERGENCY BATTERY POWER SUPPLY, OPERATIONAL CHECK IS GOO - [SDR QXEA0101357](https://openairdocs.org/sdr/QXEA0101357), Aug 20, 2001: LIGHT. INOPERATIVE. SEA - EMERGENCY EGRESS LIGHT INOPERABLE AT ROW 3B. REPLACED BUTT SPLICE. OPERATIONAL CHECK IS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0101197](https://openairdocs.org/sdr/QXEA0101197), Jul 17, 2001: FIRE LOOP. SHORTED. SEA-APU FIRE WARNING. APU AUTO SHUT DOWN AND AGENT DISCHARGED. FOUND WE1-114 AND WE14-114 CONNECTION TO APU FIRE LOOP SHORTED. REPLACED. REPLACED BOTTLE.APU FIR - [SDR QXEA0101135](https://openairdocs.org/sdr/QXEA0101135), Jul 3, 2001: SKIN. DENTED. PDX - LARGE DENT AFT OF MAIN CABIN DOOR FOUND DURING INSPECTION. REPAIRED DAMAGE IN ACCORDENCE WITH FOKKER STRUCTERAL REPAIR MANUAL. CHECKS GOOD. AIRCRAFT RETUR - [SDR QXEA0100661](https://openairdocs.org/sdr/QXEA0100661), May 6, 2001: SIGN. INOPERATIVE. BOI - THE EXIT SIGN OVER THE MAIN CABIN DOOR WAS REPORTED INOPERATIVE. REMOVED AND REPLACED EXIT SIGN. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0100636](https://openairdocs.org/sdr/QXEA0100636), Apr 26, 2001: CIRCUIT BOARD. FAULTY. SEA- BOTH EMERGENCY EXIT SIGNS AT CENTER FUSELAGE OVERHEAD HAVE BULBS OUT. REPLACED CIRCUIT BOARDS. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0100447](https://openairdocs.org/sdr/QXEA0100447), Apr 15, 2001: SIGN. INOPERATIVE. SEA - THE FORWARD EXIT SIGN WAS REPORTED TO BE PARTIALLY INOPERATIVE. REMOVED AND REPLACED EXIT SIGN. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0100441](https://openairdocs.org/sdr/QXEA0100441), Apr 5, 2001: SIGN. DEFECTIVE. SEA - THE FORWARD EXIT SIGN ABOVE THE FLIGHT COMPARTMENT DOOR WAS FOUND DIM UPON INSPECTION. REMOVED AND REPLACED EXIT SIGN. OPERATIONAL CHECKS GOOD. AIRCRAFT R - [SDR QXEA0100224](https://openairdocs.org/sdr/QXEA0100224), Feb 24, 2001: SIGN. INOPERATIVE. BOI - EXIT SIGN IN PASSENGER COMPARTMENT HAS NUMEROUS BURNT OUT LAMPS. REMOVED AND REPLACED EXIT SIGN ASSEMBLY. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SE - [SDR QXEA0100076](https://openairdocs.org/sdr/QXEA0100076), Jan 24, 2001: LIGHT. INOPERATIVE. SEA- EMERGENCY EXIT LIGHT, FORWARD AND FORWARD FACING CENTER IS INOP. REMOVED AND REPLACED LIGHT ASSEMBLY. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0002878](https://openairdocs.org/sdr/QXEA0002878), Oct 15, 2000: CIRCUIT BOARD. INOPERATIVE. SEA - EXIT SIGN ABOVE FLIGHT COMPARTMENT DOOR FOUND INOPERATIVE. REMOVED AND REPLACED CIRCUIT BOARD. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0002733](https://openairdocs.org/sdr/QXEA0002733), Sep 28, 2000: POWER SUPPLY. INOPERATIVE. SEA - OVERWING EXIT LIGHTS WILL NOT GO OUT WITH BATTERIES OFF. REMOVED AND REPLACED POWER SUPPLY. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0002483](https://openairdocs.org/sdr/QXEA0002483), Aug 31, 2000: SIGN. INOPERATIVE. PDX - ROW 9E EVACUATION LIGHT FOUND INOPERATIVE. REMOVED AND REPLACED EXIT SIGN ASSEMBLY. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0001541](https://openairdocs.org/sdr/QXEA0001541), Jun 14, 2000: RECEPTACLE. BURNED. BIL- SMELL CENTERED AROUND FORWARD GALLEY NOTED. REPLACED NR 1 TOP COFFEE WARMER ELECTRICAL RECEPTICLE. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0001540](https://openairdocs.org/sdr/QXEA0001540), Jun 14, 2000: COFFEEMAKER. BURNED. SEA- FLIGHT ATTENDANTS NOTICED SMELL IN GALLEY. BOTH THOUGHT IT SMELLED MORE LIKE AN ELECTRICAL SMELL THAN BURNING COFFEE. INSPECTED FORWARD GALLEY, NO DEFECTS - [SDR QXEA0001340](https://openairdocs.org/sdr/QXEA0001340), May 19, 2000: UNKNOWN. ODOR. SEA- STRONG PAINT/FUME SMELL IN COCKPIT ON DESCENT INTO SEATTLE. FLIGHT IDLE, CABIN ALTITUDE 4000 FEET, DIFFERENTIAL PRESSURE 4 PSI. AIRCRAFT LANDED WITHOUT INC - [SDR QXEA0001156](https://openairdocs.org/sdr/QXEA0001156), Apr 12, 2000: WINDOW POST. CRACKED. PDX- TYPE D CRACK ON NR 3 WINDOW POST LT AFT VERTICAL FLANGE AT D5 ATTACHMENT HOLE. REPAIRED IAW HORIZON AIR EO 4-53-56. - [SDR QXEA0001120](https://openairdocs.org/sdr/QXEA0001120), Apr 12, 2000: SKIN. BENT. PDX - NR 2 ENGINE NACELLE SKIN BENT AND RIVET PULLED THROUGH, BELOW STUBWING, AT FORWARD CORNER BY NOSE COWL. REPAIRED IAW FOKKER SRM 51-11-8 AND SRM 54-02-02, - [SDR QXEA0001076](https://openairdocs.org/sdr/QXEA0001076), Apr 12, 2000: FRAME. CRACKED. PDX - 1.4 INCH CRACK RADIATING FROM RIVET AT FRAME 16660 AND STRINGER 54. REPAIRED IAW FOKKER SRM 53-02-01, FIGURE 4. - [SDR QXEA0001121](https://openairdocs.org/sdr/QXEA0001121), Apr 11, 2000: HINGE. WORN. PDX - MAIN CABIN DOOR HINGE IS WORN. REPAIRED IAW FOKKER SRM 52-10-01, PAGE 2B, STEPS 10 AND 11, SRM 51-31-01. - [SDR QXEA0001093](https://openairdocs.org/sdr/QXEA0001093), Apr 11, 2000: STRAP. CHAFED. PDX - TWO CHAFED AREAS AT FORWARD END OF LT WING STRAP, LOCATED AT STATION 1700. REPAIRED IAW HORIZON AIR EA 4-57-400. - [SDR QXEA0001073](https://openairdocs.org/sdr/QXEA0001073), Apr 11, 2000: HINGE. WORN. PDX - MAIN CABIN DOOR HINGE IS WORN. REPAIRED IAW FOKKER MM 52-10-01, PAGE 407, PARAGRAPH 4C. - [SDR QXEA0001065](https://openairdocs.org/sdr/QXEA0001065), Apr 11, 2000: HINGE. GOUGED. PDX - MAIN CABIN DOOR HINGE IS GOUGED AND WORN FROM DEBRIS BETWEEN DOOR HINGE LUGS. REPLACED HINGE. - [SDR QXEA0001088](https://openairdocs.org/sdr/QXEA0001088), Apr 9, 2000: SKIN. GOUGED. PDX - LT WING NR 5 LIFT DUMPER HAS A QUARTER INCH GOUGE. REPAIRED IAW FOKKER SRM 51-70-0. - [SDR QXEA0001087](https://openairdocs.org/sdr/QXEA0001087), Apr 9, 2000: SKIN. DENTED. PDX - LT WING NR 4 LIFT DUMPER HAS A DENT, TOP SIDE. REPAIRED IAW FOKKER SRM 51-70-0. - [SDR QXEA0001081](https://openairdocs.org/sdr/QXEA0001081), Apr 7, 2000: STRINGER. CRACKED. PDX - LT WING STRINGER 2.13 CRACKED OUTBOARD OF RIB 4700. REPAIRED IAW HORIZON AIR EA 4-57-397. - [SDR QXEA0001080](https://openairdocs.org/sdr/QXEA0001080), Apr 7, 2000: ANGLE. CRACKED. PDX - RT VERTICAL STABILIZER CONNECTION ANGLE HAS CRACKS OFF TWO HI-LOCKS. REPAIRED IAW HORIZON AIR EA 4-55-170 AND FOKKER SRM 51-31-02. - [SDR QXEA0001051](https://openairdocs.org/sdr/QXEA0001051), Apr 7, 2000: CLIP. CRACKED. PDX - THERE ARE TWO CRACKS IN CLIP FRAME 15205 AND BELOW STRINGER 55. REPAIRED IAW FOKKER SRM 53-02-11, PAGES 1 THROUGH 3. - [SDR QXEA0001078](https://openairdocs.org/sdr/QXEA0001078), Apr 6, 2000: SWITCH. CHAFED. PDX - LEADING EDGE 51C TEMP SWITCH IS CHAFING ON PREVIOUS REPAIR. REMOVED AND REPLACED DOUBLER IAW FOKKER SRM 51-31-01 AND HORIZON AIR EA 4-55-204. - [SDR QXEA0001075](https://openairdocs.org/sdr/QXEA0001075), Apr 6, 2000: FRAME. CRACKED. PDX - CRACK IN CASTELLATION EXTENDING FROM BOTTOM RIVET AT FRAME 15205 AND STRINGER 46. REPAIRED IAW FOKKER SRM 53-02-13, PAGE 4, FIGURE 2. - [SDR QXEA0001072](https://openairdocs.org/sdr/QXEA0001072), Apr 6, 2000: FRAME. DAMAGED. PDX - FRAME 3820 & 3870 HAS INTERNAL TOOLING DAMAGE INSIDE LIGHTNING HOLE AT LOWEST CABLE PULLEY. REPAIRED IAW FOKKER SRM 53-10-01, PAGE 6, PARAGRAPH 4B4 AND SR - [SDR QXEA0001071](https://openairdocs.org/sdr/QXEA0001071), Apr 6, 2000: FRAME. CHAFED. PDX - FRAME 4610 JUST LT OF TOP CENTER HAS CHAFING. REPAIRED IAW FOKKER SRM 53-01-01, PAGE 6, PARAGRAPH 4B4 AND SRM 51-10-4. - [SDR QXEA0001068](https://openairdocs.org/sdr/QXEA0001068), Apr 6, 2000: FRAME. CRACKED. PDX - FRAME CASTELLATION AT STRINGER ATTACH POINT, RIVET IS CRACKED AT FRAME 13815A AND STRINGER 28. REPAIRED IAW FOKKER SRM 53-02-13, PAGE 4, FIGURE 2 AND SRM - [SDR QXEA0001042](https://openairdocs.org/sdr/QXEA0001042), Apr 6, 2000: PANEL. CRACKED. PDX - PANEL 21A HAS THREE CRACKS AT THE FORWARD INBOARD, LT CENTER EDGE. REPAIRED IAW HORIZON AIR EA 4-53-1114 AND FOKKER SRM 51-31-01. - [SDR QXEA0001038](https://openairdocs.org/sdr/QXEA0001038), Apr 6, 2000: ANGLE. CRACKED. PDX - CONNECTION ANGLE, BETWEEN FORWARD SIDE OF REAR PRESSURE BULKHEAD AND SHORT FLOORBEAM AT RBL 330 CRACKED. REPAIRED IAW HORIZON AIR EA 4-53-1128. - [SDR QXEA0001035](https://openairdocs.org/sdr/QXEA0001035), Apr 6, 2000: SKIN. DAMAGED. PDX - THE EXTERIOR FUSELAGE SKIN HAS IMPACT DAMAGE, FORWARD OF MAIN CABIN DOOR. APPROXIMATELY STATION 3300 AND WL 0. DEEPEST POINT OF DENT IS .095 AND .100 INCH - [SDR QXEA0001070](https://openairdocs.org/sdr/QXEA0001070), Apr 5, 2000: SKIN. GOUGED. PDX - EXTERIOR RT FUSELAGE SKIN GOUGED THROUGH PAINT BETWEEN FRAME 16060 AND 16660 AT STRINGER 48. REPAIRED IAW FOKKER SRM 51-10-4, PAGE 9, PARAGRAPH 3C. - [SDR QXEA0001069](https://openairdocs.org/sdr/QXEA0001069), Apr 5, 2000: FRAME. CRACKED. PDX - FRAME CASTELLATION AT STRINGER ATTACH POINT, RIVET IS CRACKED AT FRAME 13815B AND STRINGER 28. REPAIRED IAW FOKKER SRM 53-02-13, PAGE 4, FIGURE 2, SRM 51- - [SDR QXEA0001067](https://openairdocs.org/sdr/QXEA0001067), Apr 5, 2000: FRAME. CRACKED. PDX - FRAME CASTELLATION AT STRINGER ATTACH POINT, RIVET IS CRACKED AT FRAME 13815A AND STRINGER 47. REPAIRED IAW FOKKER SRM 53-02-12, PAGE 4, FIGURE 2. - [SDR QXEA0001040](https://openairdocs.org/sdr/QXEA0001040), Apr 5, 2000: WEB. DENTED. PDX - DENT IN ACM COMPARTMENT SIDEWALL NEAR ACM LOWER AFT MOUNT BRACKET. DAMAGE MEASURES .040 INCHES DEEP BY .950 INCHES WIDE. REPAIRED IAW HORIZON AIR EA 4-53- - [SDR QXEA0001005](https://openairdocs.org/sdr/QXEA0001005), Apr 5, 2000: CLIP. CRACKED. PDX - FRAME CLIP IS CRACKED AT FRAME 16660 AT STRINGER 51. REPAIRED IAW FOKKER SRM 53-02-13, PAGE 4, FIGURE 2, SRM 51-30-02 AND FOKKER MM 53-10-05, PAGE 601. - [SDR QXEA0000995](https://openairdocs.org/sdr/QXEA0000995), Apr 5, 2000: FRAME. CRACKED. PDX - AFT CABIN FRAME 15205 AND STRINGER 46, CRACK IN CASTELLATION NEXT TO RIVET WITH WASHER. REPAIRED IAW FOKKER SRM 53-02-13, FIGURE 2. - [SDR QXEA0001077](https://openairdocs.org/sdr/QXEA0001077), Apr 4, 2000: SKIN. CHAFED. PDX - RT SIDE OF VERTICAL STABILIZER IS CHAFED WHERE HORIZONTAL STABILIZER ICE SCRAPER MOVES. REPAIRED IAW HORIZON AIR EA 4-55-72. - [SDR QXEA0001074](https://openairdocs.org/sdr/QXEA0001074), Apr 3, 2000: FRAME. CRACKED. PDX - FRAME CASTELLATION AT STRINGER ATTACH POINT, RIVET IS CRACKED AT FRAME 14755 AND STRINGER 46. REPAIRED IAW FOKKER SRM 53-02-13, PAGE 4, FIGURE 2 AND SRM 5 All 311: https://openairdocs.org/deregistered/N494US-2007-04-26/reports.md ## FAA accident and incident reports (2) 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 20000215002869I](https://openairdocs.org/incident/20000215002869I), Feb 15, 2000: Fokker F28MK4000 (N494US), Yakima, WA, Minor damage. En route, cabin crew noticed haze in cabin, crew diverted to ykm, performed precautionary langing. Maintenance determined number two acm had failed. Self… - [Incident 19900927048579I](https://openairdocs.org/incident/19900927048579I), Sep 27, 1990: Fokker F28MK4000 (N494US), Lexington, KY, Minor damage. Main cabin door warning on departure. Returned and landed safely. ## Other aircraft with N494US - [Cancelled 2018-03-05](https://openairdocs.org/deregistered/N494US-2018-03-05): Matthew Kenneth Steht SKYWALKER 1900, S/N 6584280. Registration expired, pending cancellation. Owner: [Steht Matthew K](https://openairdocs.org/faa-owner/STEHT%20MATTHEW%20K), [Tollhouse, CA](https://openairdocs.org/faa-place/CA/Tollhouse) --- 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.