# N994Z: 1967 Douglas DC-9-31, registration cancelled 2013-03-21 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: March 21, 2013 - Status when cancelled: Sale reported, canceled - Airframe: [Douglas DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (registry code 3022065) - Engine: [Pratt & Whitney JT8D-1](https://openairdocs.org/engine/pratt-whitney-jt8d-1) (registry code 52044) - Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE), [TCDS E2EA](https://openairdocs.org/tcds/E2EA) (OpenAirDocs) - Serial number: 47097 - Year built: 1967 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-jet - Airworthiness: Standard, transport - Airworthiness date: June 28, 1985 - Last registry action: February 7, 2012 - Mode S code: ADE3BE - Location: [Mcminnville, OR](https://openairdocs.org/faa-place/OR/Mcminnville) - Owner type: Individual - 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/N994Z - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=994Z - Page: https://openairdocs.org/deregistered/N994Z-2013-03-21 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 Douglas DC-9-31: https://openairdocs.org/model/douglas-dc-9-31.md ## Service difficulty reports (37) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR 0501129981](https://openairdocs.org/sdr/0501129981), Jul 25, 2005: CLAMP. LEAKING. DURING CRUISE FLIGHT AT FL290 WITH AIRFOIL ANTI-ICE SYSTEM ON, THE CABIN STARTED CLIMBING AT 300 FT/MIN. INITIATED DESCENT AND COMPLIED WITH THE RED BORDERED CH - [SDR 0203709981](https://openairdocs.org/sdr/0203709981), Oct 31, 2002: STIFFENER. CORRODED. DURING H CHECK, CORROSION WAS FOUND ON THE UPPER SURFACE OF STATION 756 BULKHEAD TEE BETWEEN LONGERONS 29R AND 30. REPAIRED PER EA. - [SDR 0203699981](https://openairdocs.org/sdr/0203699981), Oct 28, 2002: FLOORBEAM. CORRODED. DURING HCK IN ATL, CORROSION WAS FOUND IN THE VERTICLE FLANGE OF THE STATION 200 FLOORBEAM LOWER CAP. THE CORROSION EXTENDED TO THE LEFT OF STATION X=0 ALL THE - [SDR 0201609981](https://openairdocs.org/sdr/0201609981), May 14, 2002: FLEX LINE. LEAKING. INBOUND TO VPS, THE AIRCRAFT LOST THE HYDRAULIC FLUID FROM THE RIGHT SYSTEM. CREW FOLLOWED COM PROCEDURES AND WAS ABLE TO LAND WITHOUT FURTHER INCIDENT IN VPS. - [SDR 0201329981](https://openairdocs.org/sdr/0201329981), Apr 24, 2002: CONTROLLER. MALFUNCTIONED. AIRCRAFT WAS CRUISING AT FL330 WHEN THE CABIN PRESSURE ANNUNCIATOR LIGHT ILLUMINATED AND CABIN ALTITUDE WAS APPROACHING 10,000 FEET. WING ANTI-ICE AND ENGINE AN - [SDR 0201329961](https://openairdocs.org/sdr/0201329961), Apr 24, 2002: CONTROLLER. MALFUNCTIONED. AIRCRAFT WAS CRUISING AT FL330 WHEN THE CABIN PRESSURE ANNUNCIATOR LIGHT ILLUMINATED AND CABIN ALTITUDE WAS APPROACHING 10,000 FEET. WING ANTI-ICE AND ENGINE AN - [SDR 0201139981](https://openairdocs.org/sdr/0201139981), Apr 4, 2002: SLIDE. FAILED. GROUND SERVICE AGENT DROPPED THE TAIL CONE WHILE TRYING TO GAIN ENTRY INTO THE AIRCRAFT. THE EVACUATION SLIDE DID NOT DEPLOY WHEN THE TAIL CONE DROPPED. MAINTEN - [SDR 0200459981](https://openairdocs.org/sdr/0200459981), Feb 4, 2002: STABILIZER. CRACKED. During overnight in MSP, a crack was found on the verticle stabilizer front spar left lower chord.Repaired per EA 99-187946 - [SDR 0101759981](https://openairdocs.org/sdr/0101759981), May 12, 2001: POWER SUPPLY. INOPERATIVE. DURING LINE CHECK, FOUND EMERGENCY LIGHTS INOPERATIVE AT CATWALK AND TAIL CONE RELEASE HANDLE. REPLACED SEALED POWER SUPPLY IAW DC-9 WM 33-51-04. OPERATIONAL CH - [SDR 9904349981](https://openairdocs.org/sdr/9904349981), Oct 17, 1999: CONTROLLER. FAILED. DURING CLIMB-OUT FROM PHL, LOSS OF CABIN PRESSURIZATION OCCURRED AT APPROXIMATELY 27,000 FEET. CREW EXECUTED AN EMERGENCY DESCENT TO 10,000 FEET. RED CABIN PRES - [SDR 9904609981](https://openairdocs.org/sdr/9904609981), Oct 6, 1999: FRAME. WORN. DURING M CHECK, FOUND WEAR DAMAGE ON THE FORWARD FLANGE OF THE LOWER TEE CAP. THE DAMAGE WAS CAUSED BY A STEEL DOUBLER INSTALLED AT THE EDGE OF THE APU DOOR WHE - [SDR 9900319981](https://openairdocs.org/sdr/9900319981), Feb 1, 1999: PULLEY. DIRTY. AFTER TAKEOFF, GEAR HANDLE WOULD NOT GO TO UPLATCH POSITION OR DOWN POSITION. CREW UTILIZED EMERGENCY GEAR EXTENSION PROCEDURES AND FLIGHT WAS RETURNED TO DTW. - [SDR 9805229981](https://openairdocs.org/sdr/9805229981), Mar 29, 1998: ENGINE. FAILED. DURING CLIMB AT 8,000 FEET, THE LEFT ENGINE FLAMED OUT. AIRCRAFT RETURNED TO DTW AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE LEFT ENGINE, OPER - [SDR 9805339981](https://openairdocs.org/sdr/9805339981), Mar 28, 1998: STRIKER PLATE. OUT OF ADJUST. DURING CLIMB, AFT CARGO DOOR WARNING LIGHT ILLUMINATED. FLIGHT RETURNED TO MEM AND LANDED WITHOUT INCIDENT. DURING LANDING LIGHT WENT OUT. MAINTENANCE ADJUSTED - [SDR 9801999981](https://openairdocs.org/sdr/9801999981), Feb 1, 1998: TRANSCEIVER. MALFUNCTIONED. WEATHER RADAR SYSTEM FAILED AFTER TAKEOFF. FLIGHT WAS RETURNED TO MEM AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED RADAR TRANSCEIVER, OPERATIONAL CHECK NOR - [SDR 9718389881](https://openairdocs.org/sdr/9718389881), Aug 21, 1997: FRAME. CRACKED. DURING H CHECK, FOUND A CRACK IN FRAME AT LONGERON 18R, FS 712. REPAIRED PER EA 98-113049. - [SDR 9718379881](https://openairdocs.org/sdr/9718379881), Aug 14, 1997: KEELBEAM. CORRODED. DURING H CHECK, FOUND CORROSION ON KEEL BEAM WEB BETWEEN FS 734-775. REPAIRED PER EA 98-113059. - [SDR 9715219881](https://openairdocs.org/sdr/9715219881), Aug 11, 1997: FITTING. CORRODED. DURING H-CHECK, FOUND CORROSION ON FLOOR SUPPORT FITTINGS AT FS 160, LBL 15 AND 42. REPLACED FITTINGS PER SRM 53-01, 51-10-2, AND 51-30-2. - [SDR 9718399881](https://openairdocs.org/sdr/9718399881), Aug 3, 1997: SKIN. CORRODED. DURING H CHECK, FOUND CORROSION ON SKIN AT FS 693, LONGERON 30. REPAIRED PER EA 98-113057. - [SDR 9718409881](https://openairdocs.org/sdr/9718409881), Jul 31, 1997: FRAME. CRACKED. DURING H CHECK, FOUND CRACK J ANGLE AT Z FRAME FS 207, LONGERON 5L. REPAIRED PER EA 98-113061. - [SDR 9714539981](https://openairdocs.org/sdr/9714539981), Jul 27, 1997: PT7 LINE. CRACKED. AS TAKEOFF POWER WAS APPLIED, THE RIGHT ENGINE EPR INDICATION WOULD NOT REACH TARGET EPR. CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE REPLACED TH - [SDR 9700949981](https://openairdocs.org/sdr/9700949981), Jan 15, 1997: FUEL HEAT VALVE. FAILED. DURING CLIMB, THE LEFT ENGINE FUEL HEAT LIGHT ILLUMINATED. CREW REDUCED POWER ON THE LEFT ENGINE, RETURNED TO MSP AND LANDED WITHOUT FURTHER INCIDENT. MAINTENAN - [SDR 9627039981](https://openairdocs.org/sdr/9627039981), Dec 26, 1996: SKIN. CORRODED. DURING PERIODIC CHECK, FOUND DOUBLER AT FORWARD BAG BIN DOOR JAMB WITH SEVERAL AREAS OF CORROSION FROM FS 362 TO FS 435, INSIDE AND OUTSIDE SKIN AT BOTTOM SIDE - [SDR 9627919981](https://openairdocs.org/sdr/9627919981), Dec 19, 1996: RELEASE MECH. MALFUNCTIONED. DURING H-CHECK, FOUND THAT EXCESSIVE FORCE WAS REQUIRED TO RELEASE THE TAILCONE. ADJUSTED TAILCONE RELEASE MECHANISM, FUNCTIONAL TEST OK. - [SDR 9626379981](https://openairdocs.org/sdr/9626379981), Dec 12, 1996: BULKHEAD. CRACKED. DURING PERIODIC CHECK, FOUND NOSE WHEEL WELL PRESSURE PANEL CRACKED AT FS 110 AT INBOARD VERTICAL BEAM ON RIGHT SIDE. FABRICATED DOUBLER AND REPAIRED PER EA 99- - [SDR 9626369981](https://openairdocs.org/sdr/9626369981), Dec 11, 1996: RIB. CRACKED. DURING PERIODIC CHECK, FOUND MULTIPLE VERTICAL STABILIZER RIBS CRACKED AT AFT ATTACH POINTS. REPAIRED PER EA 99-111928. - [SDR 9626179981](https://openairdocs.org/sdr/9626179981), Dec 7, 1996: BATTERY PACK. DISCHARGED. DURING PERIODIC CHECK, THE RIGHT NACELLE EMERGENCY LIGHT FAILED TEN MINUTE TEST. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9626149981](https://openairdocs.org/sdr/9626149981), Dec 7, 1996: SLIDE. LOW BATTERY. DURING PERIODIC CHECK, FORWARD SERVICE DOOR EVACUATION SLIDE FAILED BATTERY TEST. REPLACED SLIDE. - [SDR 9622099981](https://openairdocs.org/sdr/9622099981), Oct 15, 1996: POWER SUPPLY. INOPERATIVE. DURING LINE MAINTENANCE INSPECTION, FOUND LEFT NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED POWER SUPPLY, OPERATIONAL CHECK NORMAL. - [SDR 9622539981](https://openairdocs.org/sdr/9622539981), Oct 9, 1996: FRAME. CRACKED. DURING M-CHECK, FOUND A CRACK IN THE FS 617 FRAME AT THE LEFT SIDE FLOOR BEAM LUG. REPAIRED BEAM (PSE 53.09.015) PER EA 99-11039. - [SDR 9622529981](https://openairdocs.org/sdr/9622529981), Oct 9, 1996: SKIN. CRACKED. DURING M-CHECK, FOUND A CRACK IN THE FORWARD ENTRY DOOR AFT SIDE AT THE 4TH STOP. REPAIRED SKIN PER EA 99-111030. - [SDR 9612139981](https://openairdocs.org/sdr/9612139981), Jun 2, 1996: POWER SUPPLIES. INOPERATIVE. DURING LINE MAINTENANCE INSPECTION, FOUND AFT CABIN OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLIES, OPERATIONAL CHECK NORMAL. - [SDR 9612129981](https://openairdocs.org/sdr/9612129981), Jun 2, 1996: BATTERIES. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD CABIN OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL. - [SDR 9508529981](https://openairdocs.org/sdr/9508529981), May 18, 1995: RADAR TR UNIT. MALFUNCTIONED. WEATHER RADAR SYSTEM FAILED AFTER TAKEOFF. FALSE RETURNS WERE BEING PAINTED AND SPOKING WAS ALSO APPARENT. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. R - [SDR 9502909981](https://openairdocs.org/sdr/9502909981), Feb 16, 1995: FITTING. CRACKED. DURING PERIODIC CHECK, FOUND TWO .5 INCH CRACK IN THE 'SHOVEL' FITTING FS 980 AT LONGERON 30. REPLACED FITTING PER SRM 51-30-0. - [SDR 9502599981](https://openairdocs.org/sdr/9502599981), Feb 13, 1995: CLIPS. OUT OF ADJUST. DURING PERIODIC CHECK, FOUND THAT EXCESSIVE FORCE WAS REQUIRED TO REMOVE BOTH THE INTERIOR AND EXTERIOR HANDLES FROM THE CLIPS. ADJUSTED THE INTERIOR AND EXTERI - [SDR 9502089981](https://openairdocs.org/sdr/9502089981), Feb 1, 1995: BLKHD WEB. OIL CANNED. DURING PERIODIC CHECK, FOUND OIL CANNING IN THE LEFT LAVATORY BULKHEAD WEB AT THE INBOARD LIGHTENING HOLE. REPAIRED PER EA 99-096894. ## NTSB investigations (2) 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 DCA84AA012](https://openairdocs.org/ntsb/DCA84AA012), Dec 20, 1983: Douglas DC-9-31 (N994Z), Sioux Falls, SD, substantial damage, 1 fatal - [NTSB MKC76IK030](https://openairdocs.org/ntsb/MKC76IK030), Nov 29, 1975: Douglas DC-9 (N994Z), St Louis, MO, incident, minor damage ## FAA accident and incident reports (5) 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 19870420016179I](https://openairdocs.org/incident/19870420016179I), Apr 20, 1987: Doug DC931 (N994Z), Washington, DC. Aircraft oscillated and yawed at cruise with and without autopilot on. Safe manual landing. Yaw damper assy failed. - [Accident 19831220065129A](https://openairdocs.org/incident/19831220065129A), Dec 20, 1983: Doug DC931 (N994Z), Sioux Falls, SD, Substantial damage. Aircrafts right wing hit snow removal vehicle during landing roll. Pilots were not aadvised of vehicle activity. - [Incident 19790908034859I](https://openairdocs.org/incident/19790908034859I), Sep 8, 1979: Doug DC9 (N994Z), Des Moines, IA. Right wing slats extended in cruise. Found overcenter spring on control valve out of position. - [Incident 19790410010589I](https://openairdocs.org/incident/19790410010589I), Apr 10, 1979: Doug DC9 (N994Z), Columbia, MO, Minor damage. Pilot landed normally on wet, nongrooved runway. Tower reported crosswind. May have been tailwind. - [Incident 19781120026029I](https://openairdocs.org/incident/19781120026029I), Nov 20, 1978: Doug DC9 (N994Z), Rockford, IL. Crew was unable to maintain aircraft control on icy taxiway. Towed back to the gate. --- 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.