# N9337: 1969 Douglas DC-9-31, registration cancelled 2008-07-11 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: July 11, 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-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: 47346 - Year built: 1969 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-jet - Airworthiness: Standard, transport - Airworthiness date: March 4, 1969 - Certificate issued: December 22, 1986 - Last registry action: October 16, 2007 - Mode S code: ACF41B - Owner when cancelled: [Northwest Airlines Inc](https://openairdocs.org/faa-owner/NORTHWEST%20AIRLINES%20INC) - Location: [St Paul, MN](https://openairdocs.org/faa-place/MN/St%20Paul) - Owner type: Corporation - Owner's area on the map: 44.8873° N, 93.1924° W: Placed by OpenAirDocs at the center of ZIP code 55111, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N9337 - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9337 - Page: https://openairdocs.org/deregistered/N9337-2008-07-11 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 Douglas DC-9-31: https://openairdocs.org/model/douglas-dc-9-31.md ## Service difficulty reports (29) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR NWAA081069973](https://openairdocs.org/sdr/NWAA081069973), Mar 18, 2008: BATTERY PACK. INOPERATIVE. DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY EXIT SIGN LIGHT FOR THE AFT OVERWING HATCHES WERE INOPERATIVE. MAINTENANCE REPLACED THE EMERGENCY EXIT S - [SDR 0501319973](https://openairdocs.org/sdr/0501319973), Aug 20, 2005: ACM. SMOKE. AFTER DEPARTURE, THE FLT ATTENDANT REPORTED SMOKE IN THE CABIN. THE SMOKE CLEARED WHEN THE LT PACK WAS SECURED. AN EMERGENCY WAS DECLARED AND THE FLT RETURNED T - [SDR 0101729973](https://openairdocs.org/sdr/0101729973), Apr 27, 2001: BATTERY PACK. DISCHARGED. DURING LNE CHECK, FOUND CATWALK EMERGENCY TRACK LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK NORMAL. - [SDR 0001329973](https://openairdocs.org/sdr/0001329973), Apr 13, 2000: WIRE. BROKEN. DURING LINE MAINTENANCE INSPECTION, FOUND CATWALK EMERGENCY LIGHTS INOPERATIVE. REPAIRED BROKEN WIRE IN TAIL COMPARTMENT. OPERATIONAL CHECK NORMAL. - [SDR 9903359973](https://openairdocs.org/sdr/9903359973), Aug 19, 1999: BATTERY PACK. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND AFT LOWER CEILING AND TAIL COMPARTMENT EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK B5-28 AT POWER SUPPLY, OPER - [SDR 9722719973](https://openairdocs.org/sdr/9722719973), Dec 2, 1997: PRESSURE WEB. CRACKED. DURING L-CHECK, FOUND CRACK IN NOSE LANDING GEAR WHEEL WELL HORIZONTAL PRESSURE PANEL AT FS 110. REPAIRED PER EA 99-153376. - [SDR 9720099973](https://openairdocs.org/sdr/9720099973), Oct 25, 1997: BATTERIES. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD CABIN OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES IN POWER SUPPLY, OPERATIONAL CHECK NORMAL. - [SDR 9719339973](https://openairdocs.org/sdr/9719339973), Oct 14, 1997: ENGINE. FAILED. DURING CLIMB AT 15,000 FEET, THE RIGHT ENGINE OIL QUANTITY BEGAN DECREASING WITH AN ASSOCIATED INCREASING OIL TEMPERATURE. AIRCRAFT RETURNED TO MSP AND LANDED W - [SDR 9716439973](https://openairdocs.org/sdr/9716439973), Aug 29, 1997: FAN. FAILED. DURING AIRCRAFT BOARDING, A STRONG ELECTRICAL ODOR AND SLIGHT HAZE OF SMOKE BEGAN FILLING CABIN. ELECTRICAL BUS AND TRANSFER ABNORMALITIES ALSO OCCURRED. PASSEN - [SDR 9713959973](https://openairdocs.org/sdr/9713959973), Jul 20, 1997: RETRACT MECH. OUT OF ADJUST. AFTER TAKEOFF FROM MSP, GEAR HANDLE COULD NOT BE RAISED TO RETRACT GEAR. PERFORMED COCKPIT OPERATING MANUAL PROCEDURES AND GEAR REMAINED DOWN. GROUND SHIFT AND - [SDR 9713489973](https://openairdocs.org/sdr/9713489973), Jul 9, 1997: BATTERY PACK. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND THREE AFT OVERHEAD EMERGENCY LIGHTS, EMERGENCY LIGHT FORWARD OF MID CABIN EXIT SIGN, AND BOTH FORWARD OVERHEAD EMERGEN - [SDR 9711549973](https://openairdocs.org/sdr/9711549973), Jun 15, 1997: FLASHLIGHT. INOPERATIVE. FLIGHT ATTENDANT REPORTED AFT FLASHLIGHT NOT BLINKING. REPLACED FLASHLIGHT AND BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9707889973](https://openairdocs.org/sdr/9707889973), Apr 16, 1997: BATTERY PACK. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND RIGHT AFT EMERGENCY EXIT WINDOW LIGHT INOPERATIVE. REPLACED BATTERY PACK AND FUSE. OPERATIONAL CHECK NORMAL. - [SDR 9624449973](https://openairdocs.org/sdr/9624449973), Nov 8, 1996: EPR TRANS. INOPERATIVE. DURING TAKEOFF ROLL AT 20 KNOTS, THE RIGHT ENGINE EPR INDICATION BECAME INOPERATIVE. CREW ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE REPLACED RIGHT ENGIN - [SDR 9612339973](https://openairdocs.org/sdr/9612339973), Jun 3, 1996: BATTERY PACK. INOPERATIVE. DURING PERIODIC CHECK, FOUND OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK NORMAL. - [SDR 9611439973](https://openairdocs.org/sdr/9611439973), May 23, 1996: GEAR HANDLE. JAMMED. LANDING GEAR HANDLE WAS JAMMED IN THE UP POSITION AFTER TAKEOFF. FLIGHT RETURNED TO ATL AND LANDED WITHOUT INCIDENT. EMERGENCY GEAR EXTENSION PROCEDURES WERE UT - [SDR 9611679973](https://openairdocs.org/sdr/9611679973), May 20, 1996: BULKHEAD T CAP. CORRODED. DURING M-CHECK, FOUND CORROSION IN THE FS 604 BULKHEAD T-CAP BETWEEN LONGERONS 29R - 30. REPAIRED T-CAP (P/N 5914865-29) PER EA 99-109084. - [SDR 9611099973](https://openairdocs.org/sdr/9611099973), May 16, 1996: FITTING. CRACKED. DURING M-CHECK, FOUND A CRACK IN THE LONGERON 24L FITTING AT FS 585. REPLACED FITTING PER SRM 51-30-5, SRM 51-30-2. - [SDR 9611089973](https://openairdocs.org/sdr/9611089973), May 16, 1996: FITTING. CRACKED. DURING M-CHECK, FOUND A CRACK IN THE AFT CARGO DOOR FORWARD UPPER END FITTING. REPLACED FITTING PER SRM 51-30. - [SDR 9611049973](https://openairdocs.org/sdr/9611049973), May 14, 1996: HINGE FITTING. CORRODED. DURING M-CHECK, FOUND CORROSION ON THE LEFT WING UPPER OUTBOARD NR 2 FLAP FORWARD HINGE FITTING. REPLACED FITTING (P/N 5919218-505) PER CITEXT 09-5740-1-9800. - [SDR 9610059973](https://openairdocs.org/sdr/9610059973), May 1, 1996: STOP FITTING. CRACKED. DURING M-CHECK, FOUND A CRACK IN THE AFT CABIN DOOR LEFT CENTER DOOR STOP FITTING. REPLACED FITTING PER SRM 57-30-2. - [SDR 9609719973](https://openairdocs.org/sdr/9609719973), Apr 30, 1996: FITTING. CORRODED. DURING M-CHECK, FOUND CORROSION ON THE FS 237 FRAME TO LONGERON 18R FLOOR BEAM ATTACH FITTING. REPLACED FITTING PER SRM 51-30-1. - [SDR 9609709973](https://openairdocs.org/sdr/9609709973), Apr 29, 1996: FITTING. CRACKED. DURING M-CHECK, FOUND TWO CRACKED AFT CABIN DOOR STOP FITTINGS, RIGHT SIDE LOWER AND CENTER FITTINGS. REPLACED FITTINGS PER SRM 51-30-2. - [SDR 9520149973](https://openairdocs.org/sdr/9520149973), Dec 9, 1995: ACTUATOR. MALFUNCTIONED. DURING CLIMB, THE RUDDER UNRESTRICTED LIGHT REMAINED ILLUMINATED. AIRCRAFT RETURNED TO MEM AND LANDED WITHOUT INCIDENT. REPLACED THE RUDDER LIMITER ACTUATOR. OP - [SDR 9519509973](https://openairdocs.org/sdr/9519509973), Dec 1, 1995: EEL CONTACTS. DIRTY. DURING LINE CHECK, FOUND FORWARD OVERHEAD EMERGENCY LIGHT INOPERATIVE. CLEANED BULB CONTACTS. - [SDR 9519489973](https://openairdocs.org/sdr/9519489973), Dec 1, 1995: BATTERY. DISCHARGED. DURING LINE CHECK, FOUND AISLE EMERGENCY LIGHTS ROWS 5 TO 10 INOPERATIVE. REPLACED BATTERIES AND OPERATIONAL CHECK GOOD. - [SDR 9514969973](https://openairdocs.org/sdr/9514969973), Oct 1, 1995: PT7 TUBE. BROKEN. DURING TAKEOFF ROLL, LEFT ENGINE EPR DECAYED TO APPROXIMATELY 1.6. ABORTED TAKEOFF AND RETURNED TO GATE. REPLACED BROKEN PT7 LINE ON LEFT ENGINE. OPERATIONAL CH - [SDR 9514959973](https://openairdocs.org/sdr/9514959973), Oct 1, 1995: EPR IND/TRANS. MALFUNCTIONED. DURING TAKEOFF ROLL, LEFT ENGINE EPR WAS FROZEN AT 1.6 TO 1.7. ABORTED TAKEOFF AND RETURNED TO GATE. REPLACED LEFT ENGINE EPR INDICATOR AND TRANSMITTER. OPERATI - [SDR 9506929973](https://openairdocs.org/sdr/9506929973), Apr 26, 1995: FITTING. CRACKED. DURING PREFLIGHT CHECK, FOUND WATER DRIPPING FROM COMMUNICATIONS JACK BOX, FOUND SEALANT MISSING FROM UPPER LAP SEAM AND CORROSION AND CRACK IN LONGERON 1L FORW ## 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 OAK69A0062](https://openairdocs.org/ntsb/OAK69A0062-201669), Apr 24, 1969: Douglas DC-9 (N9337), Las Vegas, NV, no damage ## FAA accident and incident reports (6) 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 19920608028859I](https://openairdocs.org/incident/19920608028859I), Jun 8, 1992: Doug DC931 (N9337), Rochester, NY. Unsafe right landing gear on approach. Made go around. Changed indicator light bulb. Functional check was normal. - [Incident 19910324015649I](https://openairdocs.org/incident/19910324015649I), Mar 24, 1991: Doug DC931 (N9337), Billings, MT. Experienced an unsafe gear light on approach. Crew recycled gear and the problem was cleared. Landed safely. - [Incident 19870821058019I](https://openairdocs.org/incident/19870821058019I), Aug 21, 1987: Doug DC931 (N9337), Memphis, TN. Tail compartment temp high light came on in climb. Returned. Anticipator gaskets, o rings replaced. - [Incident 19870223029569I](https://openairdocs.org/incident/19870223029569I), Feb 23, 1987: Doug DC931 (N9337), Toledo, OH. Diverted to VFR airport after pilot static system became erratic. Adc had a leak in hose of the altitude module. - [Incident 19830311011439I](https://openairdocs.org/incident/19830311011439I), Mar 11, 1983: Doug DC931 (N9337), Chicago, IL, Minor damage. Aircraft did not have proper slats for flap position. A no-slat landing was made. Found a broken crank arm on slat. - [Incident 19800226031349I](https://openairdocs.org/incident/19800226031349I), Feb 26, 1980: Doug DC931 (N9337), Phoenix, AZ, Minor damage. Loss of oil left engine, due to defective seal at the engine driven hydraulic pump. ## Other aircraft with N9337 - [Cancelled 1947-10-03](https://openairdocs.org/deregistered/N9337-1947-10-03): Arrow Aircraft & Motors ARROW SPORT, S/N 353. Owner: [Durand Flying Club](https://openairdocs.org/faa-owner/DURAND%20FLYING%20CLUB), [Durand, WI](https://openairdocs.org/faa-place/WI/Durand) --- 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.