# N976Z: Mcdonnell Douglas DC-9-31, registration cancelled 2001-08-24 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: August 24, 2001 - Status when cancelled: Triennial form not returned - Airframe: [Mcdonnell Douglas DC-9-31](https://openairdocs.org/model/mcdonnell-douglas-dc-9-31) (registry code 302206A) - Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE) (OpenAirDocs) - Serial number: 47248 - Type of aircraft: Fixed wing multi engine - Certificate issued: August 22, 1997 - Last registry action: June 27, 2001 - Mode S code: AD9C2E - 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/N976Z - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=976Z - Page: https://openairdocs.org/deregistered/N976Z-2001-08-24 From the FAA registry file of October 28, 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 Mcdonnell Douglas DC-9-31: https://openairdocs.org/model/mcdonnell-douglas-dc-9-31.md ## Service difficulty reports (23) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR TWAA0007101](https://openairdocs.org/sdr/TWAA0007101), May 5, 2000: OXYGEN MASK. DEPLOYED. IN CRUISE FLIGHT CREW ERROR CONTRIBUTED TO A LOSS OF PRESSURIZATION. PASSENGER OXYGEN MASKS DROPPED AUTOMATICALLY. SEAT ROW 7 RT SIDE THE OXY MASK VALVE PULL PI - [SDR TWAA9915505](https://openairdocs.org/sdr/TWAA9915505), Nov 13, 1999: POWER SUPPLY. INOP. THE EGRESS LIGHTS FROM ROW 16 THROUGH 21 ILLUMINATED INTERMITTENTLY. REPLACED THE POWER SUPPLY. CHECK-C 10-2-99 STL. - [SDR TWAA9915504](https://openairdocs.org/sdr/TWAA9915504), Nov 13, 1999: BATTERY PACK. DISCHARGED. THE EGRESS LIGHTS ILLUMINATED FROM ROWS 16 TO 21 WITH THE SWITCH IN ARM POSITION. REPLACED THE BATTERY PACK. CHECK-C 10-2-99 STL. - [SDR TWAA9914103](https://openairdocs.org/sdr/TWAA9914103), Oct 8, 1999: LONGERON. CRACKED. DURING CHECK-C, MAINT FOUND LONGERON 6R CRACKED .375 INCH AT STA 756. REPAIRED PER SRM 53-02, FIG 18. - [SDR TWAA9913905](https://openairdocs.org/sdr/TWAA9913905), Oct 8, 1999: LONGERON. CRACKED. DURING CHECK-C MAINT, FOUND LONGERON 8L WAS CRACKED .375 INCHES AT STA 680. SPLICED NEW SECTION OF LONGERON USING SRM 53-02, FIG 18 FOR SPLICE. - [SDR TWAA9907101](https://openairdocs.org/sdr/TWAA9907101), May 11, 1999: CONTROLLER. MALFUNCTIONED. WHILE DESCENDING FROM FL350 TO FL310, LOST CABIN PRESSURIZATION CONTROL. ACCOMPLISHED EMERGENCY DESCENT. REGAINED CONTROL AT LOWER ALTITUDE. MADE UNSCHEDULED LA - [SDR TWAA9812207](https://openairdocs.org/sdr/TWAA9812207), Jul 23, 1998: SKIN. CORRODED. DURING CHECK-C, FOUND BULGE IN SKIN AT STA 994, STR 25L. REPLACED CORRODED TIE WITH NEW TIE USING RIVETS AND HI-LOKS PER SRM 51-01, PG 4, 51-30-5, AND TWA DRAWI - [SDR TWAA9808002](https://openairdocs.org/sdr/TWAA9808002), May 20, 1998: TRANSCEIVER. FAILED. STL - FLT 647 - AFTER TAKEOFF WEATHER RADAR SHOWS NO TARGETS ON DISPLAY. REPLACED RADAR RADIO TRANSMITTER MFG P/N 2067157-0153. (M) - [SDR TSAA9808002](https://openairdocs.org/sdr/TSAA9808002), May 20, 1998: RT UNIT. FAILED. STL - FLR 647 - AFTER TAKEOFF, WEATHER RADAR SHOWS NO TARGETS ON DISPLAY. REPLACED RADAR RADIO TRANSMITTER MFG P/N 2067157-0153. OP-15 5-20-97 STL CLOSED. (X) - [SDR TWAA9763005](https://openairdocs.org/sdr/TWAA9763005), May 8, 1997: FRAME. CRACKED. STL - DURING OP-16, FOUND MAIN FRAME CRACK AT RIGHT SIDE THROUGH RADIUS, STATION 718. REPLACED MAIN FRAME PER SRM 51-10 AND CHAPTER 20, TWA STANDARD PRACTICES. - [SDR TWAA9763004](https://openairdocs.org/sdr/TWAA9763004), May 3, 1997: LONGERON. CRACKED. STL - DURING OP-16, FOUND A 1 INCH CRACK IN OUTBOARD FLANGE OF LONGERON 3L, STATION 200. REMOVED DAMAGED LONGERON AND INSTALLED NEW ONE PER SRM 51-30-02 AND 53- - [SDR TWAA9763003](https://openairdocs.org/sdr/TWAA9763003), May 3, 1997: LONGERON. CRACKED. STL - DURING OP-16, FOUND A 1 INCH CRACK IN OUTBOARD FLANGE OF LONGERON 4L, STATION 200. INSTALLED NEW LONGERON PER SRM 51-30-02 AND 51-03-05. (M) - [SDR TWAA9763002](https://openairdocs.org/sdr/TWAA9763002), May 1, 1997: LONGERON. CRACKED. STL - DURING OP-16, FOUND A ONE INCH CRACK ON UPPER AND LOWER FLANGES OF CABIN INTERIOR LONGERON 17T, STATION 945. INSTALLED NEW SECTION OF LONGERON PER SRM 53- - [SDR TWAA9753006](https://openairdocs.org/sdr/TWAA9753006), Apr 28, 1997: LONGERON. CRACKED. STL - DURING OP-16, FOUND A ONE INCH CRACK IN BOTH FLANGES OF LONGERON 2L, STATION 200. REPLACED LONGERON PER SRM 53-02, PAGE 2A, FIGURE 2. (M) - [SDR TWAA9753005](https://openairdocs.org/sdr/TWAA9753005), Apr 25, 1997: LONGERON. CORRODED. STL - DURING OP-16, FOUND CORROSION IN CENTE ROF LONGERON 30, STATION 884. REPLACED LONGERON PER SRM 51, AND TWA STANDARD PRACTICES. (M) - [SDR TWAA9753003](https://openairdocs.org/sdr/TWAA9753003), Apr 12, 1997: LONGERON. CRACKED. STL - DURING OP-16, FOUND LONGERON 5R CRACKED AT STATION 680. REMOVED CRACKED PORTION OF LONGERON AND SPLICED IN NEW SECTION PER SRM 53-02, FIGURE 2. (M) - [SDR TWAA9716002](https://openairdocs.org/sdr/TWAA9716002), Jan 31, 1997: UPLOCK SWITCH. DIRTY. STL - FLT 532 - DURING FINAL APPROACH, NOSE GEAR DOWN AND LOCKED LIGHT WENT OUT. DISCONNECTED, CLEANED AND RECONNECTED UPLOCK SWITCH. OPERATIONAL CHECK NORMAL. - [SDR 95ZZZX5150](https://openairdocs.org/sdr/95ZZZX5150), Aug 24, 1995: ENGINE. FAILED. CLE - FLT 384 - DURING DESCENT, SHUT DOWN NR 2 ENGINE, SN 2161, DUE TO LOW OIL PRESSURE LIGHT ILLUMINATION AND DECREASING OIL QUANTITY. FOUND OIL LEAK AT NR 1 B - [SDR 95ZZZX3407](https://openairdocs.org/sdr/95ZZZX3407), Jun 17, 1995: LONGERON. CORRODED. STL - DURING OP-15, FOUND CORROSION ON LONGERON 30, AT 6 FASTENERS BETWEEN STA 484 AND STA 503. REPAIRED PER SRM 53-02, FIGURE 14, AIRCRAFT TOTAL TIME: 66,307 H - [SDR 95ZZZX3410](https://openairdocs.org/sdr/95ZZZX3410), Jun 14, 1995: TRAP PANEL. CRACKED. STL - DURING OP-15, FOUND .75 INCH CRACK BETWEEN 5 AND 6 HOLE FORWARD END OF RIGHT TRAPEZOIDAL PANEL. INSTALLED NEW PANEL PER SRM 57-09. AIRCRAFT TOTAL TIME: 66 - [SDR 95ZZZX4156](https://openairdocs.org/sdr/95ZZZX4156), May 30, 1995: LONGERON. CRACKED. STL - DURING OP-15, FOUND .1250 INCH CRACK IN LONGERON 29R, STA 218. REPAIRED BY REPLACING LONGERON PER SRM 51-10-0, PAGES 1 AND 2, AND STANDARD PRACTICES. AIRC - [SDR 95ZZZX2353](https://openairdocs.org/sdr/95ZZZX2353), Apr 27, 1995: SPRINGS. FAILED. STL - FLT 147 - AFTER LANDING GEAR RETRACTION, RIGHT DOOR AND GEAR UNSAFE LIGHT ILLUMINATED DURING UPLATCH CHECK. RECYCLED GEAR WITH SAME RESULTS. REPLACED DOOR - [SDR 95ZZZX2352](https://openairdocs.org/sdr/95ZZZX2352), Apr 27, 1995: LATCH BRACKET. FAILED. STL - FLT 147 - AFTER LANDING GEAR RETRACTION, RIGHT DOOR AND GEAR UNSAFE LIGHT ILLUMINATED DURING UPLATCH CHECK. RECYCLED GEAR WITH SAME RESULTS. REPLACED DOOR ## 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 19950824031739I](https://openairdocs.org/incident/19950824031739I), Aug 24, 1995: Doug DC931 (N976Z), Cleveland, OH. Lost oil pressure near destination NR2 engine. Landed airport. Engine report to follow. - [Incident 19900219011049I](https://openairdocs.org/incident/19900219011049I), Feb 19, 1990: Doug DC931 (N976Z), St Louis, MO. Spoiler control circuit breaker popped. Returned. Replaced defective auto spoiler actuator. - [Incident 19880708031969I](https://openairdocs.org/incident/19880708031969I), Jul 8, 1988: Doug DC931 (N976Z), St Louis, MO. Tail high temp light came on on climb out. Returned. Left engine 13th stage bleed duct had cracked at a weld. - [Incident 19880619034779I](https://openairdocs.org/incident/19880619034779I), Jun 19, 1988: Doug DC931 (N976Z), St Louis, MO. Tail compartment over heat light came on after takeoff. Returned. Found leaking air conditioning duct. --- 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.