# N980Z: 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: 47344
- Type of aircraft: Fixed wing multi engine
- Certificate issued: August 22, 1997
- Last registry action: June 14, 2001
- Mode S code: ADAD63
- 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/N980Z
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=980Z
- Page: https://openairdocs.org/deregistered/N980Z-2001-08-24

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 Mcdonnell Douglas DC-9-31: https://openairdocs.org/model/mcdonnell-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 TWAA9915703](https://openairdocs.org/sdr/TWAA9915703), Nov 17, 1999: POWER SUPPLY. WORN. THE EGRESS LIGHTS ON LEFT SIDE OF CABIN, ROWS 15 TO 22, FLASHED DURING FLIGHT WITH THE SWITCH IN THE ARM POSITION. REPLACED THE POWER SUPPLY FOR ROWS 15 TO 22. 
- [SDR TWAA9914202](https://openairdocs.org/sdr/TWAA9914202), Oct 17, 1999: CONNECTOR. LOOSE. THE FIRST CLASS CABIN EGRESS LIGHTS WERE INOPERATIVE. RESEATED THE EGRESS POWER STRIP CONNECTOR THAT HAD BECOME LOOSE. CHECK-C 9-23-99 STL.
- [SDR TWAA9812707](https://openairdocs.org/sdr/TWAA9812707), Aug 3, 1998: FRAME. CORRODED. DURING OP 15 MAINT CHECK AT FWD AIRSTAIR, FOUND CORROSION ON DOOR CUTOUT INSIDE SURFACE AT CENTER AND AFT CORNER OF DOOR. REPLACED FRAME AND WEB WITH NEW PARTS,
- [SDR TWAA9812205](https://openairdocs.org/sdr/TWAA9812205), Jul 24, 1998: SKIN. DAMAGED. DURING OP 15 MAINT CHECK, FOUND LT ELEVATOR O/B TOP SKIN PANEL WITH REPAIR. FABRICATED NEW PANEL PER DAC SRM 55-03, PG 23 AND 24. INSTALLED NEW PANEL PER DAC DW
- [SDR TWAA9812204](https://openairdocs.org/sdr/TWAA9812204), Jul 24, 1998: SKIN. DAMAGED. DURING OP 15 MAINT CHECK, FOUND LT ELEVATOR O/B T/E WITH STRIPPER DAMAGE. REMOVED AND REPLACED THE T/E PER DAC DWG 5910412-1.
- [SDR TWAA9812202](https://openairdocs.org/sdr/TWAA9812202), Jul 24, 1998: SKIN. DAMAGED. DURING OP 15 MAINT CHECK, FOUND LT ELEVATOR O/B LOWER SKIN PANEL WITH 2 REPAIRS. INSTALLED NEW LOWER PANEL, O/B END PER DAC DWG 5910412-1.
- [SDR TWAA9812132](https://openairdocs.org/sdr/TWAA9812132), Jul 23, 1998: SUPPORT. CORRODED. DURING OP 15 MAINT CHECK, FOUND CORROSION ON CABIN FLOOR SUPPORT AT FS 200 TO 205, RBL 53. REMOVED CORRODED FLOOR SUPPORT FROM STA 160 TO 205. MADE NEW PART, IN
- [SDR TWAA9812213](https://openairdocs.org/sdr/TWAA9812213), Jul 21, 1998: SKIN. DELAMINATED. DURING OP 15 MAINT CHECK, FOUND RT ELEVATOR O/B TRAILING EDGE DELAMINATED. REMOVED AND REPLACED THE O/B TRAILING EDGE PER DWG 5910412-516.
- [SDR TWAA9812125](https://openairdocs.org/sdr/TWAA9812125), Jul 21, 1998: SKIN. DAMAGED. DURING OP 15 MAINT CHECK, FOUND RT ELEVATOR LOWER O/B SKIN PANEL WITH 2 CREASES. REMOVED AND REPLACED LOWER O/B SKIN PANEL PER DWG 5910412-516.
- [SDR TWAA9812135](https://openairdocs.org/sdr/TWAA9812135), Jul 20, 1998: SUPPORT. DAMAGED. DURING OP 15 MAINT CHECK, FOUND CABIN FLOOR SUPPORT GROUND OUT OF LIMITS AT LBL 49, STA 180 TO 195. FABRICATED NEW FLOOR SUPPORT FROM 70757-6 EXT PER SRM 53-11-
- [SDR TWAA9812134](https://openairdocs.org/sdr/TWAA9812134), Jul 20, 1998: FLOOR TRACK. CORRODED. DURING OP 15 MAINT CHECK, FOUND CORROSION ON CABIN FLOOR TRACK NR 3, FS 200 TO 240. REMOVED CORRODED FLOOR TRACK AND REPLACED WITH NEW FROM STA 200 TO FACTORY S
- [SDR TWAA9812133](https://openairdocs.org/sdr/TWAA9812133), Jul 20, 1998: FLOOR TRACK. CORRODED. DURING OP 15 MAINT CHECK, FOUND CORROSION ON CABIN FLOOR TRACK NR 4, FS 200 TO 240. INSTALLED NEW TRACK STA 200 TO FACTORY SPLICE STA 267.
- [SDR TWAA9812020](https://openairdocs.org/sdr/TWAA9812020), Jul 17, 1998: DOOR FRAME. MISDRILLED. DURING OP 15 MAINT CHECK, FOUND .5 IN DIA HOLE AT FS 363.5, L29R, FORMER FOR DOOR FRAME CAP. REPAIRED PER ARA 92227.
- [SDR TWAA9812019](https://openairdocs.org/sdr/TWAA9812019), Jul 16, 1998: HINGE. CRACKED. DURING OP 15 MAINT CHECK, FOUND LT MLG STRUT DOOR HINGE, NR 5 HINGE LUG ON WING SIDE OF HINGE, CRACKED. CONFIRMED WITH EDDY CURRENT. REPLACED DOOR HINGE MFG (P/
- [SDR TWAA9812018](https://openairdocs.org/sdr/TWAA9812018), Jul 16, 1998: FLOORBEAM. CORRODED. DURING OP 15 MAINT CHECK, FS 996, LBL 21 TO LBL 41, CORROSION REMOVED ON FLOORBEAM CAP WAS BEYOND LIMITS. INSTALLED REPAIR DOUBLER PER SRM 53-05, FIG 20A.
- [SDR TWAA9812014](https://openairdocs.org/sdr/TWAA9812014), Jul 15, 1998: SUPPORT. CRACKED. DURING OP 15 MAINT CHECK, FOUND FLOOR SUPPORT CAP, ATTACH TO FORMER, CRACKED AT FS 446 ABOVE LONGERON 28. REMOVED FLOOR SUPPORT, WELDED PER SHOP TAG NR 795242. 
- [SDR TWAA9812017](https://openairdocs.org/sdr/TWAA9812017), Jul 14, 1998: DOUBLER. CRACKED. DURING OP 15 MAINT CHECK, FOUND DOUBLER ABOVE LONGERON 16R AT STA 980 WAS CRACKED. REMOVED DAMAGED PART, FORMED NEW PART ONE GAUGE HEAVIER, PAINTED AND INSTALLE
- [SDR TWAA9812016](https://openairdocs.org/sdr/TWAA9812016), Jul 14, 1998: CASTING. CRACKED. DURING OP 15 MAINT CHECK, FOUND 1 INCH CRACK ON RT WING T/E FLAP O/B HINGE CASTING, O/B UPPER ATTACH FLANGE. REPLACED CRACKED FRAME WITH PART NR 165489. INSTALL
- [SDR TWAA9812015](https://openairdocs.org/sdr/TWAA9812015), Jul 14, 1998: CASTING. CRACKED. DURING OP 15 MAINT CHECK, FOUND CRACK ON RT WING T/E FLAP O/B HINGE CASTING, I/B UPPER ATTACH FRAME. REPLACED CRACKED FRAME WITH NEW FRAME AND INSTALLED FASTENE
- [SDR TWAA9812103](https://openairdocs.org/sdr/TWAA9812103), Jul 13, 1998: PAN. DAMAGED. DURING OP 15 MAINT CHECK, NEC COMPLY WITH ET NR 018 ON RT AFT EMERGENCY EXIT DOOR PAN. REPAIRED EMERG EXIT DOOR PAN PER SRM 52-05 CONFIG -7003.
- [SDR TWAA9812101](https://openairdocs.org/sdr/TWAA9812101), Jul 13, 1998: SKIN. CRACKED. DURING OP 15 MAINT CHECK, NEC COMPLY WITH ET NR 016 ON ELECTRONIC COMPT ACCESS DOOR CUTOUT. REPAIRED PER ARA 9222.
- [SDR TWAA9812013](https://openairdocs.org/sdr/TWAA9812013), Jul 13, 1998: FRAME. CRACKED. DURING OP 15 MAINT CHECK, FOUND CRACK IN FORMER FOOT STA 945, BETWEEN L14L AND L15L. REMOVED AND DISCARDED FORMER FRAME, INSTALLED NEW TWA STOCK NR 16-0585 FRAM
- [SDR TWAA9812012](https://openairdocs.org/sdr/TWAA9812012), Jul 13, 1998: SKIN. CRACKED. DURING OP 15 MAINT CHECK, FOUND RT STAB L/E CRACKED 3 INCHES IN UPPER FLANGE OF L/E SECT AT XFS 40. FABRICATED DOUBLER AND INSTALLED PER SRM 55-01, PAGE 8.
- [SDR TWAA9812011](https://openairdocs.org/sdr/TWAA9812011), Jul 13, 1998: ANGLE. CRACKED. DURING OP 15 MAINT CHECK, FOUND LOWER ATTACH ANGLE AT FUSELAGE CRACKED 1.5 IN AT FWD END OF NR 1 PYLON. REMOVED CRACKED ANGLE AND FABRICATED NEW ANGLE FROM 177P
- [SDR TWAA9812010](https://openairdocs.org/sdr/TWAA9812010), Jul 13, 1998: LONGERON. CRACKED. DURING OP 15 MAINT CHECK, FOUND LONGERON 17R CRACKED AT STA 965. REPLACED CRACKED LONGERON PER SRM 53-02, PG 48 TO 53. INSTALLED RIVETS COMMON TO SKIN AND LONGE
- [SDR TWAA9812102](https://openairdocs.org/sdr/TWAA9812102), Jul 8, 1998: PAN. DAMAGED. DURING OP 15 MAINT CHECK, NEC COMPLY WITH ET NR 018 ON RT FWD EMERGENCY EXIT DOOR PAN. REPAIRED EMERGENCY EXIT DOOR PER SRM 52-05, PG 300, CONFIG 7003.
- [SDR TWAA9811008](https://openairdocs.org/sdr/TWAA9811008), Jul 7, 1998: LONGERON. CRACKED. MCI - DURING OP 15 MAINTENANCE CHECK, FOUND LEFT FLANGE OF LONGERON 4L CRACKED AT ATTACHMENT TO FORMER AT FS 200. REPLACED LONGERON PER SRM 53-02, PG 48 TO PG 5
- [SDR TWAA9811007](https://openairdocs.org/sdr/TWAA9811007), Jul 7, 1998: LONGERON. CRACKED. MCI - DURING OP 15 MAINTENANCE CHECK, FOUND LONGERON 4L WITH CRACKED FLANGES AT STA 160. REPLACED LONGERON PER SRM 53-02, PG 48 TO PG 53. REPLACED FASTENERS COM
- [SDR TWAA9811006](https://openairdocs.org/sdr/TWAA9811006), Jul 7, 1998: LONGERON. CRACKED. MCI - DURING OP 15 MAINTENANCE CHECK, FOUND LONGERON 4L CRACKED AT FS 200. REPLACED LONGERON PER SRM 53-02, PG 48 TO PG 53. REPLACED FASTENERS COMMON TO SKIN AN
- [SDR TWAA9812402](https://openairdocs.org/sdr/TWAA9812402), Jun 29, 1998: SKIN. CRACKED. DURING OP 15 MAINT CHECK, FOUND FUSELAGE SKIN CRACKED AT STA 389, LONGERON 28 AND 29R. REMOVED PREVIOUS REPAIR AND INSTALLED NEW REPAIR PER SRM 53-04, FIG 12B S
- [SDR TWAA9810807](https://openairdocs.org/sdr/TWAA9810807), Jun 24, 1998: DOUBLER. MISINSTALLED. MCI - DURING OP 15 MAINTENANCE CHECK, FOUND AFT CARGO DOOR, AFT JAMB WITH DOUBLER INSTALLED USING BLIND FASTENERS. INSTALLED DOUBLER PER SRM 53-05, FIG 80. ACFT
- [SDR TWAA9810718](https://openairdocs.org/sdr/TWAA9810718), Jun 24, 1998: SKIN. DAMAGED. MCI - DURING OP 15 MAINTENANCE CHECK, FOUND CLASS 3 REPAIR INSTALLED AT AFT END OF REAR CARGO DOOR CUT-OUT. INSTALLED CLASS 1 REPAIR PER SRM 53-05, FIG 80. ACFT
- [SDR TWAA9712803](https://openairdocs.org/sdr/TWAA9712803), Oct 29, 1997: PANEL. CRACKED. STL - DURING MAINTENANCE, A CRACK WAS REPAIRED IN THE PRESSURE PANEL AT STATION 85 RIGHT TUNNEL OUTBOARD SIDE. (M)
- [SDR 95ZZZW750](https://openairdocs.org/sdr/95ZZZW750), May 20, 1995: DOOR LATCH. OUT OF ADJUST. STL - AFTER TAKEOFF RIGHT MAIN LANDING GEAR UNSAFE LIGHT REMAINED ILLUMINATED AFTER LANDING GEAR RETRACTION, AND LANDING GEAR DOOR OPENED DURING UPLATCH CHECK. 
- [SDR 95ZZZW740](https://openairdocs.org/sdr/95ZZZW740), May 2, 1995: FITTING. CRACKED. STL - DURING OP-15, FOUND 12 INCH CRACK IN LEFT PORK CHOP FITTING HORIZONTAL LEG. REPLACED LEFT PORK CHOP FITTING PER DOUGLAS MM 20-10, 20-14, 20-16 AND PER TWA
- [SDR 95ZZZX2345](https://openairdocs.org/sdr/95ZZZX2345), Apr 12, 1995: LONGERON. GOUGED. STL - DURING OP-15, FOUND A GOUGE IN LONGERON 6R, STA 1000. REPAIRED BY INSTALLING LONGERON SPLICE PER SRM 53-02. AIRCRAFT TOTAL TIME: 62,133 HOURS; 75,010 CYCL
- [SDR 95ZZZW605](https://openairdocs.org/sdr/95ZZZW605), Apr 12, 1995: LONGERON. GOUGED. STL - DURING OP-15, FOUND A GOUGE IN LONGERON 6R, STATION 1000. REPAIRED BY INSTALLING LONGERON SPLICE PER SRM 53-02.
- [SDR 95ZZZX851](https://openairdocs.org/sdr/95ZZZX851), Feb 1, 1995: DOWNLOCK SWITCH. FAILED. STL - FLT 641 - DURING APPROACH WHEN LANDING GEAR WAS EXTENDED, RIGHT MLG UNSAFE LIGHT REMAINED ILLUMINATED; CYCLED LANDING GEAR. REPLACED RIGHT MLG DOWNLOCK SW

## 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 CHI83LA272](https://openairdocs.org/ntsb/CHI83LA272), Jun 21, 1983: Douglas DC-9-30 (N980Z), Milwaukee, WI, minor damage

## 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 19880108004269I](https://openairdocs.org/incident/19880108004269I), Jan 8, 1988: Doug DC931 (N980Z), Wichita, KS. Unable to pressurize cabin compartment during climbout. Returned. Unable to determine the problem.
- [Incident 19870102014819I](https://openairdocs.org/incident/19870102014819I), Jan 2, 1987: Doug DC931 (N980Z), St Louis, MO. Flap rudder stop light came on again during takeoff roll. Aborted. Found a bad rudder stop switch.
- [Incident 19830621035179I](https://openairdocs.org/incident/19830621035179I), Jun 21, 1983: Doug DC931 (N980Z), Milwaukee, WI, Minor damage. While boarding passengers the jet way collapsed. Aircraft sustained minor damage. One passenger injured.
- [Incident 19810515043169I](https://openairdocs.org/incident/19810515043169I), May 15, 1981: Doug DC9 (N980Z), Lufkin, TX. Cabin began to climb while crusing at 35000 ft. declared emergency and descended to 10000 ft. duct found blown off.

---
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.