# N956U: 1988 Mcdonnell Douglas DC-9-82(MD-82), registration cancelled 2008-11-20 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: November 20, 2008 - Status when cancelled: Valid registration - Airframe: [Mcdonnell Douglas DC-9-82(MD-82)](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82-md-82) (registry code 3022082) - Engine: [Pratt & Whitney JT8D series](https://openairdocs.org/engine/pratt-whitney-jt8d-series) (registry code 52053) - Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE) (OpenAirDocs) - Serial number: 49701 - Year built: 1988 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-jet - Airworthiness: Standard, transport - Airworthiness date: May 27, 1988 - Certificate issued: September 30, 2008 - Last registry action: September 30, 2008 - Mode S code: AD4CB3 - Owner when cancelled: [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC) - Location: [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas) - Owner type: Corporation - Owner's area on the map: 36.0602° N, 115.2623° W: Placed by OpenAirDocs at the center of ZIP code 89113, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N956U - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=956U - Page: https://openairdocs.org/deregistered/N956U-2008-11-20 From the FAA registry file of October 31, 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-9-82(MD-82): https://openairdocs.org/model/mcdonnell-douglas-dc-9-82-md-82.md ## Service difficulty reports (50) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR AALA20050730](https://openairdocs.org/sdr/AALA20050730), Nov 5, 2005: CONTROL BOX. INOPERATIVE. ORD - AFTER LANDING GEAR WAS EXTENDED THREE OUT OF FOUR ANTI-SKID LIGHTS ILLUMINATED. LEFT INBOARD LIGHT REMAINED OUT. CYCLED THE SYSTEM AND TESTED. NO CHANGE O - [SDR AALA20041200](https://openairdocs.org/sdr/AALA20041200), Dec 5, 2004: ACTUATOR. INOPERATIVE. STL - INFLIGHT NOSE GEAR FAILED TO CLOSE AFTER TAKEOFF. RETURNED TO STL AND LANDED WITHOUT INCIDENT. REPLACED LEFT HAND NOSE GEAR DOOR ACTUATOR. ADJUSTED AND RI - [SDR ZW0A02049101](https://openairdocs.org/sdr/ZW0A02049101), May 11, 2002: APU. BURNING SMELL IN CABIN DURING CRUISE CAUSED BY INGESTION OF SKYDROL INTO APU. REMOVED AND REPLACED APU. LAST CHECK C PERFORMED IN STL 09/08/01 -- CLOSED-- - [SDR ZW0A0110202](https://openairdocs.org/sdr/ZW0A0110202), Oct 25, 2001: BATTERY PACK. THE EGRESS LIGHTING REMAINED ON AT ROWS 16 TO 21 WITH THE SWITCH IN ARM POSITION. REPLACED THE BATTERY PACK. CHECK-C 9-8-01 STL. --CLOSED-- - [SDR ZW0A0108203](https://openairdocs.org/sdr/ZW0A0108203), Sep 2, 2001: LONGERON. CRACKED. DURING CHECK-C MAINT FOUND .375 INCH VERTICAL CRACK IN END OF LONGERON 2R, STA 1418. REPAIR ON NUMBER 2R LONGERON AT STA 1418 COMPLETED PER SRM 53-02. - [SDR ZW0A0105101](https://openairdocs.org/sdr/ZW0A0105101), Jul 15, 2001: BLADE. FRACTURED. AT 3500 FEET IN CLIMB HEARD ONE COMPRESSOR STALL FROM THE LT ENGINE THEN ENGINE PARAMETERS ALL DECLINED. COMPLETED ENGINE SHUT DOWN PROCEDURE AND RETURNED TO SJ - [SDR TWAA0018611](https://openairdocs.org/sdr/TWAA0018611), Nov 24, 2000: SKIN. DENTED. DURING CHECK-C MAINT THE FUSELAGE SKIN HAD A DENT AND SCRATCH AT STA 1278 TO 1308, LONGERON 18L TO 19R, 2.25 INCH BY 1.625 INCH BY 0.030 DEEP. REPAIRED DENT/SCR - [SDR TWAA0018609](https://openairdocs.org/sdr/TWAA0018609), Nov 22, 2000: CARGO TRACK. CORRODED. DURING CHECK-C MAINT THE LT TIE DOWN TRACK WAS CORRODED, O/B FLANGE, STA 1007 TO 1225. REPLACED TRACK. - [SDR TWAA0018608](https://openairdocs.org/sdr/TWAA0018608), Nov 22, 2000: CARGO TRACK. CORRODED. DURING CHECK-C MAINT FOUND IN THE AFT CARGO COMPT THE LT TIE DOWN TRACK SPLICE PLATE WAS CORRODED, BETWEEN STA 1212 AND 1231. REPLACED TRACK PER SPM 6-70-01. - [SDR TWAA0018607](https://openairdocs.org/sdr/TWAA0018607), Nov 21, 2000: FLOOR SUPPORT. BROKEN. DURING CHECK-C MAINT FOUND FLOOR SUPPORT BROKEN AT STA 1098, RBL 24. REPLACED SUPPORT PER SPM 6-70-1, PAGE 4. - [SDR TWAA0018606](https://openairdocs.org/sdr/TWAA0018606), Nov 21, 2000: FRAME. CORRODED. DURING CHECK-C MAINT FOUND CORROSION ON FORMER, TOP AND BOTTOM FLANGE, AFT SIDE, STA 1309, LONGERON 28L TO 28R. REMOVED AND REPLACED FORMER PER SRM 53-03, FIG 2 - [SDR TWAA0018605](https://openairdocs.org/sdr/TWAA0018605), Nov 21, 2000: FLOOR SUPPORT. DAMAGED. DURING CHECK-C MAINT FOUND SCRATCHES AND BARE METAL ON FLOOR SUPPORT, STA 148, LBL 15 TO RBL 40. REPLACED SUPPORT PER SPM 6-70-01. - [SDR TWAA0018604](https://openairdocs.org/sdr/TWAA0018604), Nov 20, 2000: CARGO TRACK. CORRODED. DURING CHECK-C MAINT THE RT TIE DOWN TRACK WAS CORRODED FROM STA 1007 TO 1155. REPLACED TRACK PER SPM 6-70-1, PAGE 3, AND SRM 51-30 AND 51-10-4. - [SDR TWAA0018602](https://openairdocs.org/sdr/TWAA0018602), Nov 20, 2000: SEAT TRACK. CORRODED. DURING CHECK-C MAINT THE CABIN FLOOR TRACK AT LBL 55, STA 1030 TO 1136, HAD SEVERAL AREAS OF CORROSION. REPLACED TRACK PER SRM 53-05, FIG 4. - [SDR TWAA0018506](https://openairdocs.org/sdr/TWAA0018506), Nov 20, 2000: FLOOR SUPPORT. CORRODED. DURING CHECK-C MAINT FOUND CORROSION ON FLOOR SUPPORT, IN THE AREA OF THE GALLEY SERVICE DOOR THRESHOLD, STATION 160 TO 206. FABRICATED NEW PART PER SPM 6-70-01 - [SDR TWAA0018505](https://openairdocs.org/sdr/TWAA0018505), Nov 20, 2000: FLOOR SUPPORT. CORRODED. DURING CHECK-C MAINT FOUND FLOOR SUPPORT CORRODED AT STA 200, RBL 20 TO 50. FABRICATED NEW SUPPORT PER SPM 6-70-1 AND SRM 53-30-1. INSTALLED PER SRM 51-30-2. - [SDR TWAA0018504](https://openairdocs.org/sdr/TWAA0018504), Nov 19, 2000: STRUCTURE. CORRODED. DURING CHECK-C MAINT FOUND CORROSION AROUND BOTH BOTTOM DOOR STOP. ADJUSTMENT MOUNT BRACKETS AND RIVNUTS, AT LONGERON 28R, STA 1155 TO 1211. INSTALLED NEW DOOR - [SDR TWAA0018603](https://openairdocs.org/sdr/TWAA0018603), Nov 17, 2000: SEAT TRACK. CORRODED. DURING CHECK-C MAINT THE GALLEY FLOOR TRACK AT LBL 22 HAD MANY CORROSION AREAS AT PANEL ATTACH HOLES, STA 1200 TO 1309. NUMBER 3 SEAT TRACK REPLACED FROM STA 11 - [SDR TWAA0018508](https://openairdocs.org/sdr/TWAA0018508), Nov 16, 2000: SKIN. DENTED. DURING CHECK-C MAINT FOUND DENT IN FUSELAGE SKIN ON RH SIDE, STA 256, LONGERON 23R. DENT 2 IN BY 2.5 IN BY 0.120 IN DEEP. INSTALLED DOUBLER AND FILLER PER SRM 5 - [SDR TWAA0018507](https://openairdocs.org/sdr/TWAA0018507), Nov 15, 2000: GALLEY TRACK. CORRODED. DURING CHECK-C MAINT, THE GALLEY FLOOR TRACK AT LBL 42 HAD MANY CORRODED AREAS AT STA 1200 TO 1315. REPLACED TRACK WITH NEW USING FASTENERS PER SPM 6-30-07 AND - [SDR TWAA0018008](https://openairdocs.org/sdr/TWAA0018008), Nov 15, 2000: FLOOR SUPPORT. CORRODED. DURING CHECK-C MAINT FOUND CORROSION ON LATERAL FLOOR PANEL SUPPORT, BETWEEN PANEL MARKED NUMBER 3 AND 3A, AT APPROX STA 180. REPLACED FLOOR PANEL SUPPORT, PER - [SDR TWAA0018007](https://openairdocs.org/sdr/TWAA0018007), Nov 15, 2000: GALLEY TRACK. CORRODED. DURING CHECK-C MAINT FOUND CORROSION UNDER G2 GALLEY, AT AREA OF FLOOR TRACK NUMBER 5, STA 237. REMOVED CORRODED TRACK FROM STA 200 TO 246. SPLICED IN NEW SECTI - [SDR TWAA0018006](https://openairdocs.org/sdr/TWAA0018006), Nov 15, 2000: ANGLE. CRACKED. DURING CHECK-C MAINT FOUND ANGLE CRACKED, STA 940 AREA, INTERIOR OF KEEL BEAM, FWD INBOARD CORNER OF KEEL BEAM, LT. REMOVED CRACKED ANGLE AND REPLACED WITH NEW - [SDR TWAA0018005](https://openairdocs.org/sdr/TWAA0018005), Nov 14, 2000: FRAME. CORRODED. DURING CHECK-C MAINT THE FRAME AT STA 1322 WAS CORRODED, LONGERON 29L TO 29R. REMOVED COROSION PER SPM 6-80-01. INSTALLED FRAME SPLICE PER SRM 53-03, FIG 2A. - [SDR TWAA0018004](https://openairdocs.org/sdr/TWAA0018004), Nov 13, 2000: WEB. CORRODED. DURING CHECK-C MAINT FOUND CORROSION ON FLOOR MEMBRANE AT STA 612, LONGERON 18L. CUT OUT CORROSION AND INSTALLED REPAIR PER SRM 53-01, FIG 4. - [SDR TWAA0018003](https://openairdocs.org/sdr/TWAA0018003), Nov 13, 2000: CASTING. CRACKED. DURING CHECK-C MAINT ON THE AFT BULKHEAD DOOR, FOUND A CRACK AT INTERIOR ON SUPPORT CASTING FOR LT SIDE OF DOOR, AT TOP LATCH. REPLACED CRACKED FITING PER SPM 6 - [SDR TWAA0018002](https://openairdocs.org/sdr/TWAA0018002), Nov 13, 2000: SKIN. GOUGED. DURING CHECK-C MAINT ON THE UPPER FUSELAGE FOUND NUMEROUS DEEP SCRATCHES IN SKIN IN AREA BORDERED BY LONGERON 5L AND 6L, BETWEEN STA 216 AND 229, DEPTHS FROM 0. - [SDR TWAA0018001](https://openairdocs.org/sdr/TWAA0018001), Nov 10, 2000: SEAT TRACK. CORRODED. DURING CHECK-C MAINT AT LBL 54 INCHES, STA 1174 AT AFT GALLEY DOORWAY, AFT BOTTOM CORNER, FOUND HEAVY CORROSION AT FLOOR TRACK AREA. REPLACED TRACK PER SRM 51-3 - [SDR TWAA0008703](https://openairdocs.org/sdr/TWAA0008703), Jun 3, 2000: HEATER. FAILED. THE CARGO COMPARTMENT HEATER CIRCUIT BREAKERS ALL POPPED AND CREW MEMBERS THEN SMELLED SMOKE. FLIGHT DIVERTED TO MCI. PLACARD THE FWD CARGO HEATER PER MEL. CHEC - [SDR TWAA0006806](https://openairdocs.org/sdr/TWAA0006806), Apr 27, 2000: LIGHT. INOPERATIVE. THE FIRST CLASS CABIN EGRESS LIGHTING WAS INOPERATIVE DURING PREFLIGHT CHECK. REPLACED THE FIRST CLASS FLEX CABLE AND DRYED OUT THE STRIP. CHECK-C 9-26-99 JFK. - [SDR TWAA0001202](https://openairdocs.org/sdr/TWAA0001202), Jan 18, 2000: SKIN. GOUGED. GROUND DAMAGE CAUSED A 14 INCH GOUGE WITH APPROX 2.5 INCH CUT IN RT FUSELAGE, APPROX STA 530, AT LONGERON 21. REPAIRED DAMAGE PER ARA 16606. CHECK-C 9-26-99 JFK - [SDR TWAA9913504](https://openairdocs.org/sdr/TWAA9913504), Sep 22, 1999: SKIN. MISREPAIRED. DURING CHECK-C MAINT, FOUND SUBSTITUTE HYLOCKS INSTALLED ON RT FUSELAGE REPAIR DUE TO DAMAGE WORK ORDER 421356. REMOVED DOUBLER AND REPLACED PER SRM 53-04, FIG - [SDR TWAA9913503](https://openairdocs.org/sdr/TWAA9913503), Sep 18, 1999: FRAME. CRACKED. DURING CHECK-C MAINT, FOUND IN LT WHEEL WELL, THE FORWARD OUTBOARD LOWER SHELF FRAME WAS CRACKED OUT IN A Y SHAPE 2.5 INCHES AT X1. REMOVED AND REPLACED WITH NE - [SDR TWAA9817702](https://openairdocs.org/sdr/TWAA9817702), Nov 2, 1998: BATTERY PACK. DIRTY. THE ESCAPE PATH LIGHTING CAME ON IN FLIGHT. CREW CYCLED THE EMERGENCY LIGHT SWITCH AND LIGHTS WENT OUT. MAINTENANCE CLEANED THE CONTACTS ON THE NR 4 EGRESS LIGH - [SDR TWAA9817701](https://openairdocs.org/sdr/TWAA9817701), Nov 2, 1998: BATTERY PACK. DISCHARGED. EMERGENCY EGRESS LIGHTS AFT OF ROW 22 CAME ON AND OFF DURING FLIGHT. REPLACED BATTERY PACK AT AFT ROW. CHECK-C 10-19-98 MCI. - [SDR TWAA9714504](https://openairdocs.org/sdr/TWAA9714504), Dec 10, 1997: WIRE. FRAYED. SEA - FLT 53 - FOUND FRAYED WIRE AT TOP RIGHT HAND SIDE OF FIRST OFFICER'S SLIDING WINDOW. PERFORMED AIRWORTHY REPAIR AND RESECURED WIRE BUNDLE. WINDOW HEAT OPE - [SDR TWAA9614106](https://openairdocs.org/sdr/TWAA9614106), Nov 12, 1996: FORMER. CORRODED. MCI - DURING OP-16, FOUND CORROSION ON AFT CARGO FORMER RING, LONGERON 29R TO LONGERON 28L, STA 1271. REMOVED CORROSION PER SRM 51-3, AND REPAIRED FORMER PER SR - [SDR TWAA9614105](https://openairdocs.org/sdr/TWAA9614105), Nov 12, 1996: SEAT TRACKS. CORRODED. MCI - DURING OP-16, FOUND CORROSION ON SHORT SEAT TRACK, FS 1121 FORWARD. REMOVED CORROSION PER SRM 51-10-3. AIRCRAFT TOTAL TIME: 26,489 HOURS; 13,301 CYCLES. ( - [SDR TWAA9614104](https://openairdocs.org/sdr/TWAA9614104), Nov 12, 1996: ANGLE. BENT. MCI - DURING OP-16, FOUND FORWARD DOORWAY LOWER MOUNT ANGLE BENT AND CORRODED. REPAIRED PER SRM 51-10-3, AND TWA STANDARD PRACTICES. AIRCRAFT TOTAL TIME: 26,489 - [SDR TWAA9614103](https://openairdocs.org/sdr/TWAA9614103), Nov 12, 1996: DOUBLER. CORRODED. MCI - DURING OP-16, FOUND CORROSION ON ANTENNA MOUNT DOUBLER FORWARD SIDE BETWEEN LONGERON 20L AND LONGERON 29L, FS 2678. REMOVED AND REPLACED DOUBLER PER SRM 5 - [SDR TWAA9614008](https://openairdocs.org/sdr/TWAA9614008), Nov 12, 1996: SEAT TRACK. CORRODED. MCI - DURING OP-16, FOUND CORROSION ON SEAT TRACK NR 6, FS 200 TO FS 237. CUT OUT AND REPLACED CORRODED SECTION PER SRM 53-05, FIGURE 4F. AIRCRAFT TOTAL TIME: 2 - [SDR TWAA9614007](https://openairdocs.org/sdr/TWAA9614007), Nov 12, 1996: INTERCOSTAL. CORRODED. MCI - DURING OP-16, FOUND CORROSION ON TOP OF INTERCOSTAL BETWEEN STR 27L AND STR 28L, BS 1307 TO BS 1320. REPAIRED PER SRM 51-10-1 AND TWA STANDARD PRACTICES. - [SDR TWAA9614006](https://openairdocs.org/sdr/TWAA9614006), Nov 12, 1996: SUPPORT. CORRODED. MCI - DURING OP-16, FOUND CORROSION ON FLOOR SUPPORT, LONGERON 28L TO LONGERON 28R, STA 522. REPLACED FLOOR SUPPORT PER SRM 51-01 AND TWA STANDARD PRACTICES. AI - [SDR TWAA9614005](https://openairdocs.org/sdr/TWAA9614005), Nov 12, 1996: FORMER RING. CORRODED. MCI - DURING OP-16, FOUND CORROSION ON AFT CARGO FORMER RING, LONGERON 29R TO LONGERON 28L, STA 1271. REMOVED CORROSION PER SRM 51-3 AND REPAIRED PER SRM 53-03, - [SDR TWAA9614004](https://openairdocs.org/sdr/TWAA9614004), Nov 12, 1996: STRINGER. CORRODED. MCI - DURING OP-16, FOUND CORROSION AT STR 29R, STA 808. REPAIRED PER SRM 51-04, PAGE 525 AND TWA STANDARD PRACTICES. AIRCRAFT TOTAL TIME: 26,489 HOURS; 13,301 - [SDR 96ZZZM1069](https://openairdocs.org/sdr/96ZZZM1069), Jun 2, 1996: COALESCER BAG. CONTAMINATED. STL - AFTER TAKEOFF, HAD SMOKE ENTERING CABIN. TURNED OFF LEFT AIR CONDITIONING PACK AND SMOKE SUBSIDED. FOUND OIL CONTAMINATION ON WATER SEPARATOR, MFG P/N 179 - [SDR 96ZZZX3026](https://openairdocs.org/sdr/96ZZZX3026), May 19, 1996: ENGINE. FAILED. SAN - FLT 308 - ON TAKEOFF, SHUT DOWN NR 1 ENGINE, SN 1217, DUE TO LOSS OF EPR AND INCREASE IN EGT. FOUND METAL PARTICLES IN TAILPIPE. REPLACED ENGINE, ENGINE O - [SDR 96ZZZM1176](https://openairdocs.org/sdr/96ZZZM1176), May 19, 1996: SHROUD FLANGE. WORN. SAN - FLT 308 - ON TAKEOFF, SHUT DOWN NR 1 ENGINE, S/N 1217, DUE TO LOSS OF EPR AND INCREASE IN EGT. FOUND METAL PARTICLES IN TAILPIPE. REPLACED ENGINE, ENGINE - [SDR 96ZZZX1229](https://openairdocs.org/sdr/96ZZZX1229), Jan 27, 1996: SKIN. DAMAGED. STL - DURING CHECK 'C', FOUND SCRAPE ON FUSELAGE, STA 242, LONGERON 17L. REPAIRED FUSELAGE DAMAGE PER SRM 53-04, FIGURE 38, SHEET 20 AND SRM 53-02, FIGURE 2. AI - [SDR 96ZZZM242](https://openairdocs.org/sdr/96ZZZM242), Jan 9, 1996: SWITCH. FAILED. MCI - DURING CRUISE, CREW WAS UNABLE TO TRANSFER FUEL OUT OF THE CENTER TANK. REMOVED AND REPLACED WORN CENTER BOOST PUMP ON-OFF SWITCH, MFG P/N 4TL62-3. OPERAT ## FAA accident and incident reports (1) 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 19941111045899I](https://openairdocs.org/incident/19941111045899I), Nov 11, 1994: Doug DC982 (N956U), Portland, OR, Minor damage. Landed with right and left gear doors open. Found cracked power transfer pump. --- 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.