# N490US: 1980 Fokker F.28 MK4000, registration cancelled 2004-11-05 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: November 5, 2004 - Status when cancelled: Triennial form not returned - Airframe: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (registry code 4990810) - Serial number: 11152 - Year built: 1980 - Type of aircraft: Fixed wing multi engine - Certificate issued: August 28, 1998 - Last registry action: September 21, 2004 - Mode S code: A611EB - Owner when cancelled: [Horizon Air Industries Inc](https://openairdocs.org/faa-owner/HORIZON%20AIR%20INDUSTRIES%20INC) - Location: [Seattle, WA](https://openairdocs.org/faa-place/WA/Seattle) - Owner type: Corporation - Owner's area on the map: 47.4449° N, 122.3258° W: Placed by OpenAirDocs at the center of ZIP code 98148, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N490US - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=490US - Page: https://openairdocs.org/deregistered/N490US-2004-11-05 From the FAA registry file of November 7, 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 (228, newest 50) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR QXEA0100006](https://openairdocs.org/sdr/QXEA0100006), Jan 2, 2001: CIRCUIT BOARD. MALFUNCTIONED. SEA- EXIT SIGN MID CABIN OVERHEAD AISLE FACING AFT IS DIM. REPLACED EXIT LIGHT CIRCUIT BOARD. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0100005](https://openairdocs.org/sdr/QXEA0100005), Jan 2, 2001: CIRCUIT BOARD. MALFUNCTIONED. SEA- EXIT SIGN OVER COCKPIT DOOR IS DIM. REPLACED EXIT LIGHT CIRCUIT BOARD. OPERATIONAL CHECKS GOOD. AIRCRAFT RETRUNED TO SERVICE. - [SDR QXEA0003266](https://openairdocs.org/sdr/QXEA0003266), Dec 12, 2000: FAN. FAILED. GEG - INSTURMENT COOLING FAN EMITTING INTERMITANT ELECTRICAL ODOR. REMOVED AND REPLACED COOLING FAN. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0002947](https://openairdocs.org/sdr/QXEA0002947), Nov 9, 2000: CIRCUIT BOARD. FAILED. GEG - MID GALLEY EXIT LIGHT FOUND INOPERATIVE. REMOVED AND REPLACED CIRCUIT BOARD. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0002943](https://openairdocs.org/sdr/QXEA0002943), Nov 5, 2000: POWER SUPPLY. INOPERATIVE. SEA - THE SEAT PATH EVACUATION LIGHTS ON SEATS 1 - 4 WERE FOUND INOPERATIVE. REMOVED AND REPLACED POWER SUPPLY, OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SE - [SDR QXEA0002942](https://openairdocs.org/sdr/QXEA0002942), Nov 5, 2000: BATTERY PACK. INOPERATIVE. YYC - EVACUATION SEAT PROXIMITY LIGHTING FOUND INOPERATIVE. FOUND BATTERY PACK COLD SOAKED. REMOVED AND HEATED BATTERY PACK. REPLACED BATTERY, OPERATIONAL CHECK - [SDR QXEA0002899](https://openairdocs.org/sdr/QXEA0002899), Oct 27, 2000: SIGN. INOPERATIVE. PDX - EMERGENCY EXIT SIGN AT MID CABIN HAS INOPERATIVE BULBS. REMOVED AND REPLACED MID CABIN LIGHT ASSEMBLEY. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERV - [SDR QXEA0002898](https://openairdocs.org/sdr/QXEA0002898), Oct 25, 2000: SIGN. INOPERATIVE. BOI - EXIT LIGHT ARROW WAS FOUND INOPERATIVE. REMOVED AND REPLACED FORWARD EXIT SIGN ASSEMBLEY. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0002287](https://openairdocs.org/sdr/QXEA0002287), Aug 16, 2000: SIGN. INOPERATIVE. SEA- FORWARD EXIT SIGN INOPERATIVE. REMOVED AND REPLACED LIGHT ASSEMBLY. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0002273](https://openairdocs.org/sdr/QXEA0002273), Aug 9, 2000: FLOOR SUPPORT. CORRODED. PDX - THE CENTER FLOOR SUPPORT BEAM WAS FOUND TO HAVE CORROSION AROUND A CAM LOCK RECEIVER. COMPLIED WITH REPAIR OF FLOORBEAM VIA A ENGINEERING ORDER THAT CALLE - [SDR QXEA0001751](https://openairdocs.org/sdr/QXEA0001751), Jun 20, 2000: BATTERY PACK. INOPERATIVE. EMERGENCY TRACK LIGHTING COMES ON WITH EMERGENCY LIGHT SWITCH IN ARMED POSITION. LIGHTS GO OFF IF LIGHT SWITCH IS TURNED OFF. REMOVED AND REPLACED BATTERY PACKS - [SDR QXEA0001748](https://openairdocs.org/sdr/QXEA0001748), Jun 19, 2000: BATTERY. INOPERATIVE. PDX- EMERGENCY ESCAPE PATCH LIGHTING INOP, ROWS 1 - 4. REMOVED AND REPLACED BATTERY CARTRIDGE UNDER SEAT 1AB AS REQUIRED. OPERATIONAL CHECK GOOD. AIRCRAFT RETUR - [SDR QXEA0001278](https://openairdocs.org/sdr/QXEA0001278), May 15, 2000: BATTERY PACK. INOPERATIVE. SEA- FORWARD SECTION OF ESCAPE PATCH LIGHTS INOPERATIVE. REPLACED ESCAPE PATH LIGHT BATTERY PACK UNDER ROW 1, OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVI - [SDR QXEA0001140](https://openairdocs.org/sdr/QXEA0001140), Apr 22, 2000: WIRE. BROKEN. GEG - EMERGENCY LIGHTS ON SEATS INOPERATIVE. FOUND BROKEN WIRES AT ROW 9. REPAIRED AS REQUIRED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0001141](https://openairdocs.org/sdr/QXEA0001141), Apr 19, 2000: BATTERY PACK. INOPERATIVE. PDX - EMERGENCY PATH LIGHTS ON ROWS 1 - 4 FOUND INOPERATIVE. REMOVED AND REPLACED BATTERY PACK. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0001136](https://openairdocs.org/sdr/QXEA0001136), Apr 18, 2000: CIRCUIT BOARD. DAMAGED. GEG - EXIT LIGHT HAS LAMPS INOPERATIVE ABOVE COCKPIT DOOR. REMOVED AND REPLACED CIRCUIT BOARD. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA0001112](https://openairdocs.org/sdr/QXEA0001112), Apr 13, 2000: CIRCUIT BREAKER. POPPED. BOI - CABIN SEATING EVACUATION LIGHTS INOPERATIVE WHEN SWITCED TO ON DURING LIGHTING CHECK. REPLACED LAMP EVACUATION LIGHT CIRCUIT BREAKER IN FORWARD CARGO PIT. - [SDR QXEA0000515](https://openairdocs.org/sdr/QXEA0000515), Feb 14, 2000: INDICATOR. CONTAMINATED. SEA - CREW REPORTED STRONG ELECTRICAL ODOR IN THE FLIGHT COMPARTMENT. THE CIRCUIT BREAKERS FOR THE RADAR SYSTEM WERE PULLED AND COLLARED. MAINTENENCE LATER INSP - [SDR QXEA0992715](https://openairdocs.org/sdr/QXEA0992715), Dec 31, 1999: SIGN. INOPERATIVE. GEG - FORWARD OVERHEAD EXIT SIGN INOPERATIVE. REMOVED AND REPLACED EXIT SIGN ASSEMBLY. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA9901884](https://openairdocs.org/sdr/QXEA9901884), Sep 11, 1999: POWER SUPPLY. INOP. GEG - OVERHEAD EMERGENCY LIGHT AT ROW FOUR WILL NOT EXTINGUISH. REPLACED BATTERY POWER SUPPLY AT ROW 4. LIGHTS CHECK GOOD. - [SDR QXEA9901504](https://openairdocs.org/sdr/QXEA9901504), Jul 23, 1999: JAMB. DENTED. PDX - FORWARD CARGO BAY FORWARD CARGO DOOR APERTURE IS DENTED ON BOTH FORWARD AND AFT LOWER EDGES. REPAIRED IAW HORIZON AIR EA 4-53-844. - [SDR QXEA9901470](https://openairdocs.org/sdr/QXEA9901470), Jul 21, 1999: SKIN. CHAFED. PDX - SKIN CHAFFED UNDER PANEL 92BD, FRAMES 14755 AND 15205 AND STRINGER 66. REPAIRED IAW FOKKER SRM 53-02-01, PAGE 6. - [SDR QXEA9901514](https://openairdocs.org/sdr/QXEA9901514), Jul 20, 1999: LATCH. OUT OF ADJUST. PDX - FORWARD CARGO BAY FORWARD CARGO DOOR LATCH HOOK ON AFT END HAS APPROXIMATELY .015 RADIAL PLAY AT LEVER TO HOOK PIN. REPAIRED IAW OVERHAUL MANUAL 20-30-14, - [SDR QXEA9901501](https://openairdocs.org/sdr/QXEA9901501), Jul 20, 1999: BUSHING. SEIZED. PDX - SERVICE/EMERGENCY DOOR LATCH BUSHINGS FORWARD, LOWER AND BOTH AFT ARE NOT FREE WHEN DOOR CLOSED AND LATCHED. REPAIRED IAW FOKKER MM 52-40-1, PAGE 502, PAR - [SDR QXEA9901479](https://openairdocs.org/sdr/QXEA9901479), Jul 19, 1999: PANEL. CORRODED. PDX - FRETTING CORROSION AROUND SCREW HOLES ON FUEL PANEL 73J. REPAIRED IAW CPCP CARD 700/23. - [SDR QXEA9901478](https://openairdocs.org/sdr/QXEA9901478), Jul 19, 1999: PANEL. CORRODED. PDX - FRETTING CORROSION AROUND SCREW HOLES ON FUEL PANEL 73H. REPAIRED IAW CPCP CARD 700/23. - [SDR QXEA9901477](https://openairdocs.org/sdr/QXEA9901477), Jul 19, 1999: PANEL. CORRODED. PDX - FRETTING CORROSION AROUND SCREW HOLES ON FUEL PANEL 73G. REPAIRED IAW CPCP CARD 700/23. - [SDR QXEA9901474](https://openairdocs.org/sdr/QXEA9901474), Jul 18, 1999: WEB. CRACKED. PDX - BL245R AND Z STRINGER 2.02 WEB PLATE IS CRACKED IN THE RADIUS. REPAIRED IAW HORIZON AIR EA 4-57-298. - [SDR QXEA9901473](https://openairdocs.org/sdr/QXEA9901473), Jul 18, 1999: WEB. CRACKED. PDX - BL245R AND Z STRINGER 2.01 WEB PLATE IS CRACKED IN THE RADIUS. REPAIRED IAW HORIZON AIR EA 4-57-298. - [SDR QXEA9901472](https://openairdocs.org/sdr/QXEA9901472), Jul 18, 1999: WEB. CRACKED. PDX - BL245L AND Z STRINGER 2.02 WEB PLATE IS CRACKED IN THE RADIUS. REPAIRED IAW EA 4-57-298. - [SDR QXEA9901471](https://openairdocs.org/sdr/QXEA9901471), Jul 18, 1999: WEB. CRACKED. PDX - BL245L AND Z STRINGER 2.01 WEB PLATE IS CRACKED IN THE RADIUS. REPAIRED IAW HORIZON AIR EA 4-57-298. - [SDR QXEA9901517](https://openairdocs.org/sdr/QXEA9901517), Jul 16, 1999: SKIN. CRACKED. PDX - SUSPECT CRACK AT FORWARD LEFT FUSELAGE SKIN UNDER MAIN CABIN DOOR APPROXIMATELY STATION 169.3 ALONG STRINGER 8. REPAIRED IAW HORIZON AIR EA 4-53-833. - [SDR QXEA9901513](https://openairdocs.org/sdr/QXEA9901513), Jul 16, 1999: SKIN. DENTED. PDX - FORWARD CARGO COMPARTMENT FORWARD DOOR INNER SHELL SKIN HAS NUMEROUS DENTS. REPAIRED IAW HORIZON AIR EA 4-52-247. - [SDR QXEA9901490](https://openairdocs.org/sdr/QXEA9901490), Jul 16, 1999: SUPPORT. CHAFED. PDX - CHAFE ON BOTH LEFT AND RIGHT SIDE OF AFT SIDE OF SPEED BRAKE SUPPORT BOX. REPAIRED IAW HORIZON AIR EA 4-53-834. - [SDR QXEA9901476](https://openairdocs.org/sdr/QXEA9901476), Jul 16, 1999: STIFFENER. CRACKED. PDX - SKIN STIFFENER IN LEFT WHEEL WELL ABOVE AFT LUG OF MAIN LANDING GEAR SHOCK STRUT IS CRACKED. REPAIRED IAW FOKKER SRM 51-30-01. - [SDR QXEA9901515](https://openairdocs.org/sdr/QXEA9901515), Jul 15, 1999: AXEL. WORN. PDX - LEFT MAIN LANDING GEAR AXLE LEFT SIDE, OUTER PLATING IS CHIPPED OFF OUTBOARD UPPER FORWARD EDGE. REPAIRED IAW HORIZON AIR EA 4-32-139. - [SDR QXEA9901489](https://openairdocs.org/sdr/QXEA9901489), Jul 15, 1999: FITTING. CORRODED. PDX - H STAB DRIVE FITTINGS HAVE PITTING LEFT AND RIGHT LOWER LUGS HAVE STEP WEAR. REPAIRED IAW HORIZON AIR EA 4-55-150. - [SDR QXEA9901488](https://openairdocs.org/sdr/QXEA9901488), Jul 15, 1999: LUG. CORRODED. PDX - H STAB JUNCTION FITTINGS LOWER LEFT AND LOWER RIGHT LUGS HAVE PITTING AND STEP WEAR, LEFT LUG STEP WEAR IS PRONOUNCED. REPAIRED IAW HORIZON AIR EA 4-55-15 - [SDR QXEA9901487](https://openairdocs.org/sdr/QXEA9901487), Jul 15, 1999: LUG. CORRODED. PDX - H STAB JUNCTION FITTINGS UPPER LEFT AND UPPER RIGHT LUGS HAVE PITTING RIGHT SIDE LUG IS DEEPER. REPAIRED IAW HORIZON AIR EA 4-55-150. - [SDR QXEA9901485](https://openairdocs.org/sdr/QXEA9901485), Jul 15, 1999: RIB. CHAFED. PDX - V STAB AT RIB 5.0 AND INTERMEDIATE SPAR II RIGHT SIDE HAS CHAFE DAMAGE FROM STAB. REPAIRED IAW HORIZON AIR EA 4-55-149. - [SDR QXEA9901518](https://openairdocs.org/sdr/QXEA9901518), Jul 14, 1999: STRUT. CHAFED. PDX - LEFT STUBWING ENGINE THRUST STRUT IS CHAFFED ON TOP ABOUT MID POINT BY THE FORWARD BLEED AIR LINE. REPAIRED IAW HORIZON AIR EA 4-71-128. - [SDR QXEA9901516](https://openairdocs.org/sdr/QXEA9901516), Jul 13, 1999: STRUCTURE. CHAFED. PDX - LEFT LOWER WING MAIN LANDING GEAR OUTBOARD DOOR CUTOUT HAS TWO DEEP CHAFFED AREAS AT AFT SIDE APPROXIMATELY STATION 1800. REPAIRED IAW HORIZON AIR EA 4-57 - [SDR QXEA9901475](https://openairdocs.org/sdr/QXEA9901475), Jul 13, 1999: STRUCTURE. CHAFED. PDX - WING MOD VALVE IS CHAFFING INTO STRUCTURE AT BL425L. REPAIRED IAW FOKKER SRM 53-02-01, PAGE 4, FIGURE 9. - [SDR QXEA9901492](https://openairdocs.org/sdr/QXEA9901492), Jul 12, 1999: FRAME. CRACKED. PDX - WHERE FRAME 17665 AND STRINGER 57 MEET THERE IS A CRACK. REPAIRED IAW FOKKER SRM 53-10-05, PAGE 601A AND SRM 51-31-01. - [SDR QXEA9901491](https://openairdocs.org/sdr/QXEA9901491), Jul 12, 1999: FRAME. CRACKED. PDX - CRACKS AT FRAME 20075 BETWEEN STRINGER 39 AND 40. REPAIRED IAW FOKKER SRM 53-10-5, PAGE 601A. - [SDR QXEA9901486](https://openairdocs.org/sdr/QXEA9901486), Jul 12, 1999: STRINGER. BROKEN. PDX - RUDDER HAS A BROKEN STRINGER NEAR RIB 7. LOWER RUDDER FLUTTER COMPARTMENT 2 BY .5 PIECE REMOVED FROM AREA. REPAIRED IAW FOKKER SRM 51-31-01 AND SRM 51-31- - [SDR QXEA9901484](https://openairdocs.org/sdr/QXEA9901484), Jul 12, 1999: SKIN. LOOSE. PDX - RUDDER LEADING EDGE SKIN AT RIB 3 HAS A LOOSE RIVET LEFT SIDE. REPAIRED IAW FOKKER SRM 51-1-01. - [SDR QXEA9901483](https://openairdocs.org/sdr/QXEA9901483), Jul 12, 1999: SKIN. DENTED. PDX - RUDDER IS DENTED AT 2 FEET FROM BOTTOM, MID SPAN OF SKIN. REPAIRED IAW FOKKER SRM 51-70-0, PAGE 13, PARAGRAPH 7C. - [SDR QXEA9901481](https://openairdocs.org/sdr/QXEA9901481), Jul 12, 1999: SKIN. GAPPED. PDX - RUDDER LEADING EDGE HAS SKIN GAP AT RIB 4 LEFT SIDE. REPAIRED IAW FOKKER SRM 51-31-01. - [SDR QXEA9901480](https://openairdocs.org/sdr/QXEA9901480), Jul 12, 1999: PATCH. LOOSE. PDX - RUDDER LEADING EDGE FLUSH PATCH AT RIB 1 IS COMING UP ON LEFT EDGE. REPAIRED IAW FOKKER SRM 51-20-05. All 228: https://openairdocs.org/deregistered/N490US-2004-11-05/reports.md --- 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.