# N961N: 1969 Douglas DC-9-31, registration cancelled 2008-08-04 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: August 4, 2008 - Status when cancelled: Triennial form not returned - Airframe: [Douglas DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (registry code 3022065) - Engine: [Pratt & Whitney JT8D-5](https://openairdocs.org/engine/pratt-whitney-jt8d-5) (registry code 52046) - Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE), [TCDS E2EA](https://openairdocs.org/tcds/E2EA) (OpenAirDocs) - Serial number: 47405 - Year built: 1969 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-jet - Airworthiness: Standard, transport - Airworthiness date: April 28, 1969 - Certificate issued: March 4, 2004 - Last registry action: March 20, 2007 - Mode S code: AD6109 - Owner when cancelled: [Northwest Airlines Inc](https://openairdocs.org/faa-owner/NORTHWEST%20AIRLINES%20INC) - Location: [Minneapolis, MN](https://openairdocs.org/faa-place/MN/Minneapolis) - Owner type: Corporation - Owner's area on the map: 44.8723° N, 93.2328° W: Placed by OpenAirDocs at the center of ZIP code 55450, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N961N - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=961N - Page: https://openairdocs.org/deregistered/N961N-2008-08-04 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 (38) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR 0401989911](https://openairdocs.org/sdr/0401989911), Nov 10, 2004: FUEL FILTER. LEAKING. PILOT REPORTED A STRONG OIL/FUEL ODOR IN THE AIRCRAFT FOR ENTIRE LENGTH OF THE FLIGHT. MAINTENANCE FOUND THE APU LOW PRESSURE FUEL FILTER LEAKING 72 DROPS PER M - [SDR 0401829911](https://openairdocs.org/sdr/0401829911), Sep 1, 2004: SKIN. CRACKED. DURING L-CHECK FOUND CRACK IN SKIN IN UPPER FORWARD CORNER OF FORWARD SERVICE DOOR JAMB. REPAIRED PER EA 99-199627. - [SDR 0401819911](https://openairdocs.org/sdr/0401819911), Aug 24, 2004: SKIN. CRACKED. DURING L-CHECK, FOUND CRACK IN FUSELAGE NOSE SKIN AROUND FASTENERS AT BS 76.5 LBL 15 TO LBL 21. REPAIRED IAW EA 99-200584. - [SDR 0400369911](https://openairdocs.org/sdr/0400369911), Mar 5, 2004: STRIKER. OUT OF ADJUST. THE AFT CARGO DOOR OPEN WARNING LIGHT ILLUMINATED DURING TAKEOFF ROLL. THE TAKEOFF WAS SAFELY ABORTED AT ABOUT 130 KTS AND THE AIRCRAFT EXITED THE RUNWAY WITHOU - [SDR 0204229911](https://openairdocs.org/sdr/0204229911), Dec 31, 2002: SKIN. CRACKED. During "H" check found crack in skin at upper aft corner of forward passenger door opening. Repaired per EA 99-193295. - [SDR 0201649911](https://openairdocs.org/sdr/0201649911), May 20, 2002: APU. LEAKING. DURING GROUND COOLING IN CLT, THE FLIGHT ATTENDANT NOTED A TRACE OF SMOKE IN THE CABIN. PACK WAS ADJUSTED TO WARMER TEMP AND PROBLEM ENDED. ON TAKEOFF, THE SMOK - [SDR 9905329911](https://openairdocs.org/sdr/9905329911), Dec 16, 1999: BATTERY. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND VENTRAL STAIR EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES AT POWER SUPPLY B5-28, OPERATIONAL CHECK NORMAL. - [SDR 9904429911](https://openairdocs.org/sdr/9904429911), Oct 28, 1999: FUEL CONTROL. MALFUNCTIONED. DURING CRUISE FLIGHT, CABIN AND FLIGHT CREW PERSONNEL SMELLED FUMES IN THE AIRCRAFT. CATPAIN AND FIRST OFFICER DONNED OXYGEN MASKS. AN UNEVENTFUL LANDING WAS MA - [SDR 9903909911](https://openairdocs.org/sdr/9903909911), Sep 16, 1999: ENGINE. FAILED. AFT LEFT LAVATORY SMOKE DETECTOR SOUNDED WITH PASSENGER REPORTING STRANGE ODOR IN BACK OF CABIN. FLIGHT WAS RETURNED TO BHM AND LANDED WITHOUT INCIDENT. MAINTEN - [SDR 9809639911](https://openairdocs.org/sdr/9809639911), Jun 22, 1998: SHUTOFF VALVE. MALFUNCTIONED. AFTER TAKEOFF, RUDDER WAS ABNORMALLY SENSITIVE TO SMALL AMOUNTS OF INPUT WITH DIFFICULTY TRACKING CENTERLINE. FLIGHT WAS RETURNED TO MEM AND LANDED WITHOUT INCI - [SDR 9802599911](https://openairdocs.org/sdr/9802599911), Feb 12, 1998: BATTERY PACK. DISCHARGED. DURING PERIODIC CHECK, FOUND TAILCONE CATWALK AND RELEASE HANDLE EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK NORMAL. - [SDR 9722059911](https://openairdocs.org/sdr/9722059911), Nov 24, 1997: BATTERY PACK. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND LEFT NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK IN AFT CARGO CEILING. OPERATIONAL CHECK NORMAL. - [SDR 9717189911](https://openairdocs.org/sdr/9717189911), Sep 9, 1997: BATTERIES. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND AFT FLIGHT ATTENDANT AND TAIL CONE SIDEWALL EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL - [SDR 9715679911](https://openairdocs.org/sdr/9715679911), Aug 16, 1997: BATTERY PACKS. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND BOTH ENGINE PYLON EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACKS, OPERATIONAL CHECK NORMAL. - [SDR 9711639911](https://openairdocs.org/sdr/9711639911), Jun 14, 1997: SERVO. FAILED. DURING CLIMBOUT, NR 1 COMPASS STARTED AN IMMEDIATE DRIFT WITH NO SLAVING WHEN ALIGNED TO PROPER HEADING. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAI - [SDR 9710479911](https://openairdocs.org/sdr/9710479911), May 26, 1997: FUEL CONTROL. FAILED. DURING CLIMB, THE LEFT ENGINE EPR, N1, AND N2 INDICATIONS BEGAN FLUCTUATING. AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED - [SDR 9709429911](https://openairdocs.org/sdr/9709429911), May 13, 1997: STALL WARNING. ACTIVATED. STALL WARNING STICK SHAKER ACTIVATED AT 190 KNOTS AFTER TAKEOFF. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE COULD NOT DUPLICATE DISCREPANCY - [SDR 9704319911](https://openairdocs.org/sdr/9704319911), Feb 27, 1997: UPLOCK SWITCH. MALFUNCTIONED. LEFT MAIN GEAR UNSAFE LIGHT REMAINED ON AFTER GEAR RETRACTION ACCOMPANIED BY GEAR DOOR OPEN LIGHT. CREW RECYCLED GEAR WITH SAME RESULTS. FLIGHT RETURNED TO DTW - [SDR 9703689911](https://openairdocs.org/sdr/9703689911), Feb 19, 1997: BATTERIES. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD CABIN OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES IN PACK. OPERATIONAL CHECK NORMAL. - [SDR 9703369911](https://openairdocs.org/sdr/9703369911), Feb 17, 1997: BATTERY. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND TAILCONE EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES IN BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9627529911](https://openairdocs.org/sdr/9627529911), Dec 31, 1996: CONNECTOR. LOOSE. DURING LINE MAINTENANCE INSPECTION, FOUND FLOOR PROXIMITY EMERGENCY LIGHTS BETWEEN ROWS 1 THROUGH 4 INOPERATIVE. MAINTENANCE RESEATED SPLICE CONNECTOR IN OVERHE - [SDR 9627099911](https://openairdocs.org/sdr/9627099911), Dec 28, 1996: CONNECTOR. DAMAGED. DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD CABIN EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY, NO HELP. REPAIRED BAD CONNECTOR BEHIND SIDEWALL, OP - [SDR 9626839911](https://openairdocs.org/sdr/9626839911), Dec 22, 1996: EVAC SLIDE. LOW BATTERY. DURING PERIODIC CHECK, MAIN CABIN DOOR EVACUATION SLIDE FAILED EMERGENCY BATTERY TEST. REPLACED SLIDE. - [SDR 9623889911](https://openairdocs.org/sdr/9623889911), Nov 8, 1996: FITTING. CORRODED. DURING M-CHECK, FOUND CORROSION IN THE FS 218 CUSP FITTING AT LONGERON 18R. REPLACED FITTING PER 51-10-4, 53-01. - [SDR 9623869911](https://openairdocs.org/sdr/9623869911), Nov 6, 1996: FITTING. CRACKED. DURING M-CHECK, FOUND A CRACK IN THE RBL 42 SEAT TRACK TO FS 680 FLOORBEAM ATTACH FITTING. REPLACED FITTING PER SRM 53-30-2. - [SDR 9621469911](https://openairdocs.org/sdr/9621469911), Oct 8, 1996: OUTFLOW VALVE. BLOCKED BY FOD. AUTO PRESSURIZATION SYSTEM FAILED AFTER TAKEOFF. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND INSULATION LODGED IN OUTFLOW VALVE WHICH - [SDR 9616269911](https://openairdocs.org/sdr/9616269911), Jul 28, 1996: BATTERIES. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND LEFT ENGINE NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERIES. OPERATIONAL CHECK NORMAL. - [SDR 9614869911](https://openairdocs.org/sdr/9614869911), Jul 5, 1996: BATTERIES. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND FLOOR PROXIMITY EMERGENCY LIGHTS IN MID CABIN INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL. - [SDR 9614859911](https://openairdocs.org/sdr/9614859911), Jul 5, 1996: BATTERY PACK. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND LEFT NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK AND BATTERIES, OPERATIONAL CHECK NORMAL. - [SDR 9608989911](https://openairdocs.org/sdr/9608989911), Apr 20, 1996: UPLOCK ASSY. FAILED. RIGHT MAIN LANDING GEAR UNSAFE LIGHT REMAINED ON AFTER GEAR WAS RETRACTED. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND FAULT IN RIGHT - [SDR 9606889911](https://openairdocs.org/sdr/9606889911), Mar 23, 1996: ALTIMETER. FAILED. FIRST OFFICER'S ALTIMETER FAILED DURING CLIMBOUT AT APPROXIMATELY 11,500 FEET. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED FIRST OF - [SDR 9601289911](https://openairdocs.org/sdr/9601289911), Jan 19, 1996: RETRACT MECH. MALFUNCTIONED. DURING TAKEOFF, A VIBRATION WAS DETECTED FROM THE NOSE WHEEL. AIRCRAFT CONTINUED TAKEOFF AND RETURNED TO MSP LANDING WITHOUT INCIDENT. FOUND RIGHT NOSE LANDING - [SDR 9520099911](https://openairdocs.org/sdr/9520099911), Dec 11, 1995: EEL POWER SUPPLY. INOPERATIVE. DURING LINE CHECK, FOUND BOTH NACELLE EMERGENCY LIGHTS AND BOTH TAIL SLIDE LIGHTS INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY. OPERATIONAL CHECK GOOD. - [SDR 9518809911](https://openairdocs.org/sdr/9518809911), Nov 19, 1995: RETRACT MECH. LACK OF LUBE. DURING CLIMB, A VIBRATION WAS FELT FROM THE NOSE LANDING GEAR, AFTER LANDING GEAR RETRACTION. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. FOUND RIGHT NO - [SDR 9518339911](https://openairdocs.org/sdr/9518339911), Nov 18, 1995: TEMP CONTROL. MALFUNCTIONED. YXE - DURING CLIMB, SMOKE ACCUMULATED IN THE CABIN, CREW FOLLOWED COCKPIT OPERATING MANUAL PROCEDURES. AIRCRAFT RETURNED TO YXE AND LANDED WITHOUT INCIDENT. REP - [SDR 9512239912](https://openairdocs.org/sdr/9512239912), Aug 13, 1995: FUEL HEAT VALVE. MALFUNCTIONED. NR 1 ENGINE FUEL HEAT VALVE OPENED IN FLIGHT AND COULD NOT BE CLOSED WITH NORMAL PROCEDURES. THE ENGINE OIL TEMPERATURE EXCEEDED RECOMMENDED LIMITS, THE COM PRO - [SDR 9510049911](https://openairdocs.org/sdr/9510049911), Jun 17, 1995: CABLES. BINDING. STRONG VIBRATION AND A LOUD NOISE FROM THE NOSE GEAR AREA, AFTER TAKEOFF. FLIGHT RETURNED TO SDF AND LANDED WITHOUT INCIDENT. FOUND BOTH NOSE GEAR DOOR CABLES A - [SDR 9506949911](https://openairdocs.org/sdr/9506949911), Apr 26, 1995: DOOR FRAME. CRACKED. DURING PERIODIC CHECK, FOUND CRACK IN THE RIGHT MAIN LANDING GEAR DOOR CUTOUT FRAME AT THE MICROSWITCH. REPAIRED FRAME PER EA 99-094843. ## 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 19890806061519I](https://openairdocs.org/incident/19890806061519I), Aug 6, 1989: Doug DC931 (N961N), Great Falls, MT. Annunicator panel had slat disagreement light. Slats extended normally. Had a faulty disagreement light. - [Incident 19851102060409I](https://openairdocs.org/incident/19851102060409I), Nov 2, 1985: Doug DC931 (N961N), Detroit, MI. Tail cone fell off after aircraft landed. External release handle probably pulled at previous station. - [Incident 19800116017329I](https://openairdocs.org/incident/19800116017329I), Jan 16, 1980: Doug DC931 (N961N), Chicago, IL. Compressor stall at rotation. Engine operated normally at reduced power. - [Incident 19790918023769I](https://openairdocs.org/incident/19790918023769I), Sep 18, 1979: Doug DC931 (N961N), Chicago, IL. Aux hydraulic switch shorted out, pump kept running. Crew turned it off with the curcuit breaker. --- 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.