# N775NC: 1979 Mcdonnell Douglas DC-9-51, registration cancelled 2014-06-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 17, 2014
- Status when cancelled: Valid registration
- Airframe: [Mcdonnell Douglas DC-9-51](https://openairdocs.org/model/mcdonnell-douglas-dc-9-51) (registry code 3022051)
- Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE) (OpenAirDocs)
- Serial number: 47785
- Year built: 1979
- Type of aircraft: Fixed wing multi engine
- Airworthiness: Standard, transport
- Airworthiness date: April 19, 1979
- Certificate issued: December 31, 2009
- Last registry action: May 1, 2013
- Mode S code: AA7CC9
- Owner when cancelled: [Delta Air Lines Inc](https://openairdocs.org/faa-owner/DELTA%20AIR%20LINES%20INC)
- Location: [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta)
- Owner type: Corporation
- Owner's area on the map: 33.6604° N, 84.3865° W: Placed by OpenAirDocs at the center of ZIP code 30354, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N775NC
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=775NC
- Page: https://openairdocs.org/deregistered/N775NC-2014-06-17

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 Mcdonnell Douglas DC-9-51: https://openairdocs.org/model/mcdonnell-douglas-dc-9-51.md

## Service difficulty reports (156, newest 50)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR DALA13050020866](https://openairdocs.org/sdr/DALA13050020866), Oct 4, 2013: BATTERY PACK. INOPERATIVE. LEFT AND RIGHT AFT OVERWING EXIT SIGNS NOT WORKING. R & R BATTERY PACK. OPS CHECKED GOOD IAW MM 33-53.
- [SDR DALA12012620866](https://openairdocs.org/sdr/DALA12012620866), Nov 7, 2012: SKIN. DENTED. DURING LIGHTNING STRIKE INSPECTION, FOUND DENT ON LOWER LT SIDE OF FUSELAGE APPROX 16 IN OTBD OF VHF 2 COMM ANTENNA. REPAIRED IAW SRM 53-04-3, FIG 8.
- [SDR DALA12009920866](https://openairdocs.org/sdr/DALA12009920866), Oct 11, 2012: LIGHT. BROKEN. DURING LINE CHECK, MX FOUND THE EMERGENCY ESCAPE LIGHTING AT 7D TO BE BROKEN. MX R & R THE LIGHT ASSY AND RETURNED THE ACFT TO SERVICE.
- [SDR DALA12004770866](https://openairdocs.org/sdr/DALA12004770866), Aug 3, 2012: SLIDE. LOW PRESSURE. DURING LINE CHECK, MAINTENANCE FOUND THE 1R DOOR SLIDE PRESSURE AT ZERO. MAINTENANCE REPLACED THE DOOR SLIDE AND RETURNED THE AIRCRAFT TO SERVICE.
- [SDR DALA12002940866](https://openairdocs.org/sdr/DALA12002940866), Jul 10, 2012: LANYARD. MISROUTED. DURING LINE CHECK, MAINTENANCE FOUND THE R1 DOOR SLIDE LANYARD TO BE IMPROPERLY ROUTED. MAINTENANCE REINSTALLED THE LANYARD AND RETURNED THE AIRCRAFT TO SERVICE
- [SDR DALA1223899866](https://openairdocs.org/sdr/DALA1223899866), Apr 17, 2012: CONNECTOR. LOOSE. DURING LINE CHECK, MAINTENANCE FOUND THAT THE OVERHEAD EMERGENCY ESCAPE LIGHTING IN THE REAR OF THE CABIN WAS INOPERATIVE. MAINTENANCE FOUND A LOOSE CONNECTION 
- [SDR DALA1223879866](https://openairdocs.org/sdr/DALA1223879866), Apr 17, 2012: BATTERY PACK. DISCHARGED. DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING FOR THE CATWALK IN THE TAIL COMPARTMENT WAS DIM. MAINTENANCE REPLACED THE BATTERY PACK 
- [SDR DALA1157829866](https://openairdocs.org/sdr/DALA1157829866), Oct 11, 2011: BATTERY PACK. DISCHARGED. EMERGENCY EGRESS AISLE LIGHTS TO DIM, ROWS 9 THROUGH 12. REPLACED BATTERY PACK, CHECKS OK.
- [SDR DALA1153849866](https://openairdocs.org/sdr/DALA1153849866), Sep 14, 2011: FLOORBOARD. CRACKED. CENTER AISLE FLOORBOARD 60D HAS 11 INCH CRACK. P/N 9923615-11 IPC 53-21-00-03G ITEM 200. STA MSP 14SEP11 ATA 5322 ENTR 555596 S POS: CN TASK HRS: 0002.0 TASK EL
- [SDR DALA1137199866](https://openairdocs.org/sdr/DALA1137199866), May 29, 2011: SKIN. CHAFED. VERTICAL STAB LT SKIN CHAFED AFT OF LEADING EDGE. REMOVED AND REPLACED LT SKIN PN H5912130-71 PO 1130960 IAW DC-9 SRM 51-30-1, 51-30-2 AND 51-30-5 P-243.
- [SDR DALA1137169866](https://openairdocs.org/sdr/DALA1137169866), May 29, 2011: INTERCOSTAL. BENT. AFT ACC COMPT BETWEEN STA 1314 AND 1326 LT SIDE INTERCOSTAL IS BENT AND ATTACH CLIP AFT END IS CRACKED. REMOVED INTERCOSTAL, REFORMED, INSPECTED, NO CRACKS NOTE
- [SDR DALA1136699866](https://openairdocs.org/sdr/DALA1136699866), May 26, 2011: SUPPORT. CRACKED. 6C/281 MAIN PASSENGER CABIN STA 1184 RBL 22 ELEVATOR CONTROL CABLES PULLEY BRACKET MOUNT SUPPORT AFT SIDE OF PULLEY CRACKED. REMOVED SUPPORT, STOP DRILLED CRACK
- [SDR DALA1136499866](https://openairdocs.org/sdr/DALA1136499866), May 25, 2011: FLOOR PANEL. CRACKED. MAIN PASSENGER CABIN FLOOR PANEL NR 86LT SIDE IS CRACKED 2 PLACES. CUT OUT DAMAGE SECTION 25 INCHES BY 9 INCHES. NO DEFECTS IAW NDT SPM 06-10-06. FABRICATED AND
- [SDR DALA1136039866](https://openairdocs.org/sdr/DALA1136039866), May 23, 2011: FLOOR PANEL. CRACKED. MAIN CABIN FLOOR PANEL NR 85 HAS CRACK INBD AFT END. CUTOUT DAMAGE 2 INCHES BY 1.25 INCHES NO DEFECTS PER NDT SPM 06-10-01. FABRICATED AND INSTALLED FILLER AND 
- [SDR DALA1136029866](https://openairdocs.org/sdr/DALA1136029866), May 23, 2011: CHANNEL. DENTED. MAIN CABIN FLOOR PANEL NR 77 HAS 5 HAT CHANNELS DISBONDED AND IEA HAS DENT. REMOVED HAT CHANNELS IAW SRM 51-10-4. LOCATED AND DRILLED HOLES IN DISBONDED HAT CHA
- [SDR DALA1135889866](https://openairdocs.org/sdr/DALA1135889866), May 20, 2011: FLOOR SUPPORT. CRACKED. MAIN CABIN FLOOR PANEL 66 HAS 5EA HAT CHANNELS CRACKED. REMOVED AND REPLACED 5 HAT CHANNELS IAW SRM 51-30-2. UPON INSP FOUND 2 CRACKS. CUTOUT DAMAGED AREA 2 INC
- [SDR DALA1135599866](https://openairdocs.org/sdr/DALA1135599866), May 18, 2011: FLOOR SUPPORT. CRACKED. MAIN CABIN FLOOR PANEL 73 HAS BTM SIDE HAS 1 HAT CHANNEL CRACKED APPROX 1/2 IN. CUT OUT DAMAGED HAT CHANNEL (2 INCH LENGTH) IAW SRM 53-05 FIG 1. RECEIVED AND TR
- [SDR DALA1135309866](https://openairdocs.org/sdr/DALA1135309866), May 18, 2011: SKIN. DAMAGED. MAIN CABIN FLOOR PANEL 73 HAS 1 HOLE ON TOP SKIN. CUT OUT DAMAGE (1") IAW SRM 53-01 FIG, 4. NDT VERIFIED NO CRACK NOTED IAW NDT SPM 06-10-01. ORIG MAT OF PANEL 
- [SDR DALA1135299866](https://openairdocs.org/sdr/DALA1135299866), May 18, 2011: STRUCTURE. CHAFED. AFT ACC COMPT STA 1190 L17R HOLE CHAFED IN FR OB OF VALVE. CUT OUT DAMAGED AREA 2.5 INCH BY 1 INCH. NO DEFECTS PER NDT SPM 06-10-01.001. FIB FILLER FROM PART NR
- [SDR DALA1135159866](https://openairdocs.org/sdr/DALA1135159866), May 17, 2011: SKIN. CRACKED. FUSELAGE EXTERIOR LT SIDE AIR STAIRS CUTOUT AFT LOWER CORNER HAS APPROX 2 INCH CRACK IN FUSELAGE SKIN. NDT VERIFIED CRACK. TRIMMED OUT SKIN WITH DIMENSIONS OF 1
- [SDR DALA1135079866](https://openairdocs.org/sdr/DALA1135079866), May 17, 2011: FLOORBEAM. CRACKED. MAIN CABIN OVERWING STA 775 RBL 52 FLOORBEAM CRACKED. REMOVED FLOORBEAM IAW DC9 SRM 51-30-1, 51-30-2, 51-30-05. RECEIVED NEW FLOORBEAM CFE PN NR 9915527 -506. L
- [SDR DALA1135069866](https://openairdocs.org/sdr/DALA1135069866), May 17, 2011: WEB. CRACKED. MAIN CABIN OVER WING RBL-44 BETWEEN STA 740 AND 770 WEB TO CENTER TANK ANGLE CRACKED. NDT MARKED ENDS OF CRACK PER NDT SPM 06-10-01. GAINED ACCESS AND REMOVED D
- [SDR DALA1134969866](https://openairdocs.org/sdr/DALA1134969866), May 16, 2011: VANE. CHAFED. LEFT WING MOVEABLE VANE INBD EDGE CHAFED AT LOWER END PARTS RACK 82B. -5 ZEE ANGLE AND -21 ANGLE FOUND TO BE OUT OF LIMITS IAW DC-9 SRM 57-01 FIG 1. FABRICATED 
- [SDR DALA1134949866](https://openairdocs.org/sdr/DALA1134949866), May 16, 2011: ACCESS PANEL. DAMAGED. RIGHT WING FUEL ACCESS 1472A LANDING HAS 1 MIS DRILLED HOLE. REAMED HOLE TO .435. FABRICATED FREEZE PLUG. INSTALLED IAW ERA 491735-14 P-226.
- [SDR DALA1134889866](https://openairdocs.org/sdr/DALA1134889866), May 16, 2011: FRAME. GOUGED. AFT WET AREA-STA 1136 LEFT LONG 4 PYLON BULKHEAD FRAME GOUGED. BLEND GOUGE 1" BY 4" ORIG .050 REMOVED .012 REMAINING .038. FOUND OUT OF LIMITS PER SRM 53-01.FAB
- [SDR DALA1134879866](https://openairdocs.org/sdr/DALA1134879866), May 16, 2011: FRAME. CRACKED. MAIN CABIN STA 734 RIGHT LONG 18 MAIN FRAME CRACKED. REMOVED AND INST NEW FRAME PART NR 9923406-502 IAW 51-30-5, DWG 3924863.P-226. REQUIRED INSPECTION COMPLETE
- [SDR DALA1134209866](https://openairdocs.org/sdr/DALA1134209866), May 15, 2011: FRAME. CRACKED. MAIN CABIN STA 753 RIGHT LONG 18 MAIN FRAME CRACKED. REMOVED MAIN FRAME AT STA 753 RIGHT LONG 18. RECEIVED NEW FRAME P/N 97-5300-3-0024. INSTALLED NEW FRAME IAW
- [SDR DALA1134199866](https://openairdocs.org/sdr/DALA1134199866), May 15, 2011: INTERCOSTAL. CRACKED. COCKPIT BETWEEN STA 148 AND STA 160 LOWER INTERCOSTAL CRACKED AT FWD WIRE CONDUIT. REMOVED WEB ATTACH PLATE AND 2 BRACKETS TO FOM. REMOVED INTERCOSTAL IAW SRM 5
- [SDR DALA1134169866](https://openairdocs.org/sdr/DALA1134169866), May 15, 2011: FLOOR SUPPORT. CORRODED. MAIN CABIN STA 237-302 BL0 FLOOR SUPPORT HAS CORROSION REMOVED AND REPLACED FLOOR SUPPORT IAW SRM 51-30-05. CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 53-01 FI
- [SDR DALA1134139866](https://openairdocs.org/sdr/DALA1134139866), May 15, 2011: CUSP WEB. CRACKED. MAIN CABIN BETWEEN STA 1044 AND 1060 LT CUSP WEB CRACKED SEVERAL PLACES. CUTOUT DAMAGE AREA 4.5 INCH BY 29.875 INCH. NO DEFECTS PER NDT SPM 06-10-01. FAB AND IN
- [SDR DALA1134079866](https://openairdocs.org/sdr/DALA1134079866), May 15, 2011: SEAT TRACK. CORRODED. MAIN CABIN STA 200-285 RBL 22, SEAT TRACK HAS CORROSION. REMOVED CORROSION FROM SEAT TRACK IAW 53-01 FIG 1 OUT OF LIMITS RECEIVED NEW TRACK P/N 27726100. REMOVE
- [SDR DALA1134219866](https://openairdocs.org/sdr/DALA1134219866), May 14, 2011: FRAME. DAMAGED. AFT CARGO COMPT FRAME REPAIR ANGLE HAS SEVERAL IMPROPERLY INSTALLED FASTENER'S SOME PULLED THROUGH AND TOOLING GOUGE'S IN UPPER FWD FLANGE AT STA 908 BETWEEN LO
- [SDR DALA1134099866](https://openairdocs.org/sdr/DALA1134099866), May 14, 2011: PULLEY BRACKET. CHAFED. AFT ACC COMPT STA 1303 LT PULLEY MOUNT BRACKET AT AIRSTAIR DOOR CUT OUT CHAFED. REMOVED AND REPLACED LT ELEVATOR CONTROL CABLE PULLEY MOUNT BRACKET AT STA 1303 
- [SDR DALA1134899866](https://openairdocs.org/sdr/DALA1134899866), May 13, 2011: KEELBEAM. CORRODED. KEEL AREA BETWEEN MAIN GEAR DOORS LANDING FOR PANEL 5501NW HAS CORROSION SEVERAL PLACES. REMOVED CORROSION OUT OF LIMITS IAW DWG 9923459. LOCATED, DRILLED, TREA
- [SDR DALA1133519866](https://openairdocs.org/sdr/DALA1133519866), May 11, 2011: PANEL. CRACKED. NR 1 ENG PYLON T/E PNL LANDING HAS A CRACK FWD OTBD END COMING PAST PREVIOUSLY REPAIRED STOP DRILL HOLE AT UPPERSIDE. REMOVED PREVIOUS REPAIR DOUBLER PER DC9 SR
- [SDR DALA1133509866](https://openairdocs.org/sdr/DALA1133509866), May 11, 2011: SKIN. CORRODED. FUSELAGE EXTERIOR SKIN BETWEEN STA 1151 AND 1167L29L AND L29R PREVIOUS REPAIR HAS CORROSION AROUND DRAIN HOLE. REPAIR HAS CORROSION THAT REQUIRES BLENDING. CANT
- [SDR DALA1133499866](https://openairdocs.org/sdr/DALA1133499866), May 11, 2011: LONGERON. DAMAGED. FWD CARGO STA 535 L24R HAS 1 HOLE IN LONGERON LOWER LEG. TRIMMED OUT DAMAGED AREA. NDT VERIFIED DAMAGE NO LONGER EXISTS. FABRICATED REPAIR DOUBLER FROM 7075 T6 
- [SDR DALA1133489866](https://openairdocs.org/sdr/DALA1133489866), May 11, 2011: STRINGER. DAMAGED. FWD CARGO STA 535 L24L HAS 1 MISS DRILLED HOLE IN RECEIVED .063 7075-T6 IAW SRP DC-9-53-10-04-801-663A-A. FABRICATED, LOCATED AND DRILLED REPAIR ANGLE IAW SRM A
- [SDR DALA1133479866](https://openairdocs.org/sdr/DALA1133479866), May 11, 2011: FRAME. CORRODED. AFT CARGO COMPT AFT FACE OF FRAME 1108 SPLICE UNDERNEATH OF UPPER FLANGE HAS CORROSION BETWEEN LONG 27L AND L28L. REMOVED SPLICE IAW 51-30-5. TOOLING MARK ON SP
- [SDR DALA1133199866](https://openairdocs.org/sdr/DALA1133199866), May 10, 2011: FRAME. CRACKED. MAIN CABIN STA 579 RIGHT LONG 17 FRAME CRACKED. CUT OUT DAMAGE IAW DC-9 SRM 53-03 FIG 32. 1 1/4 INCH BY 3 3/4 INCH NDT VERIFY NO DAMAGE REMAINS. FABRICATED -29 
- [SDR DALA1133189866](https://openairdocs.org/sdr/DALA1133189866), May 10, 2011: FRAME. CRACKED. MAIN CABIN STA 503 FRAME AT L17L CRACKED AT FASTENER CUT OUT DAMAGED SECTION 1 1/4 BY 3 3/4 IAW DC9 SRM 53-03 FIG 32. NDT VERIFIED DAMAGE REMOVED. FABRICATED 1-
- [SDR DALA1133179866](https://openairdocs.org/sdr/DALA1133179866), May 10, 2011: FLOOR PANEL. CRACKED. MAIN CABIN-FLOOR PANEL 35 HAS 1 HAT CHANNEL CRACKED IN 2 PLACES. REMOVED CRACKED HAT CHANNEL IAW SRM DC-9 51-30-2. INSTALLED NEW HAT CHANNEL IAW SRM DC9 53-01 F
- [SDR DALA1133159866](https://openairdocs.org/sdr/DALA1133159866), May 10, 2011: FRAME. CRACKED. MAIN CABIN STA 560 RIGHT LONG 17 FRAME CRACKED. AT FRAME 560L 17R CUT OUT DAMAGE SECTION 1 1/4 BY 3 3/4 IAW DC9 SRM 53-03 FIG 32. NDT VERIFIED DAMAGE REMOVED. F
- [SDR DALA1133139866](https://openairdocs.org/sdr/DALA1133139866), May 10, 2011: FRAME. CRACKED. MAIN CABIN STA 503 FRAME CRACKED AT L17R 2 FASTENERS. AT FRAME 503 L17R CUT OUT DAMAGED SECTION 3 3/4 IAW DC-9 SRM 53-03 FIG 32 NDT VERIFIED DAMAGE REMOVED. FAB
- [SDR DALA1133129866](https://openairdocs.org/sdr/DALA1133129866), May 10, 2011: FRAME. CRACKED. MAIN CABIN STA 522 RIGHT LONG 17 FRAME CRACKED. CUT OUT DAMAGE IAW DC9 SRM NR 53-03 F32 NDT VERIFY NO CRACK REMAINS. FAB FILLER IAW 53-03 FIG 2 MAT .063 7075T6.
- [SDR DALA1133109866](https://openairdocs.org/sdr/DALA1133109866), May 10, 2011: FRAME. CRACKED. MAIN CABIN STA 541 FRAME AT L17R CRACKED AT FASTENER. CUT OUT DAMAGE AREA 1 1/4 BY 3 3/4 IAW 53-03 FIG 32. NDT VERIFY DAMAGE REMOVED. FAB -33 FILLER IAW 53-03 F
- [SDR DALA1133099866](https://openairdocs.org/sdr/DALA1133099866), May 10, 2011: FRAME. CRACKED. MAIN CABIN STA 465 FRAME AT L17R CRACKED AT FASTENER. CUT OUT DAMAGE IAW DC-9 SRM 53-03 FIG 32 1 1/4 BY 3 3/4. NDT VERIFY NO DAMAGE. FABRICATED FILLER IAW 53-03
- [SDR DALA1132949866](https://openairdocs.org/sdr/DALA1132949866), May 10, 2011: ATTACH BRACKET. CRACKED. AFT ACC COMPT STA 1314 RT INTERCOSTAL SUPPORT BEAM LOWER END ATTACH BRACKET CRACKED. REMOVED CRACKED BRACKET. FABRICATED NEW BRACKET FROM BAC1505-100437 7075 T6
- [SDR DALA1132939866](https://openairdocs.org/sdr/DALA1132939866), May 10, 2011: FLOOR SUPPORT. CRACKED. MAIN PASSENGER CABIN STA 313 BL O-LBL 22 FLOOR PANEL SUPPORT IS CRACKED. REMOVED CRACKED FLOOR PNL SUPPORT FROM MAIN PASS CABIN STA 313 BL O-LBL 22. ORIG MAT .0
- [SDR DALA1132919866](https://openairdocs.org/sdr/DALA1132919866), May 10, 2011: SEAT TRACK. CORRODED. MAIN CABIN STA 200 TO 247 LBL 22 SEAT TRACK HAS CORROSION. REMOVED CORROSION FROM MAIN CABIN FLOOR TRACK STA 200 TO 247 LBL22 IAW DC9 SRM 51-10-3. FOUND TO BE O

All 156: https://openairdocs.org/deregistered/N775NC-2014-06-17/reports.md

## 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 ATL88IA227](https://openairdocs.org/ntsb/ATL88IA227), Aug 5, 1988: Douglas DC-9-51 (N775NC), Atlanta, GA, incident, 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 19921109049649I](https://openairdocs.org/incident/19921109049649I), Nov 9, 1992: Doug DC951 (N775NC), Detroit, MI. Aileron movement became restricted. Descended to warmer air. Aileron returned to normal. Suspect ice on pulley.
- [Incident 19880805042329I](https://openairdocs.org/incident/19880805042329I), Aug 5, 1988: Doug DC951 (N775NC), Atlanta, GA, Minor damage. Aborted takeoff due to noise and vibration. Found C2 blade failure which departed engine lodging in cowling.
- [Incident 19811217086899I](https://openairdocs.org/incident/19811217086899I), Dec 17, 1981: Doug DC951 (N775NC), Detroit, MI. Nose wheel slid off icy taxiway. Braking action nil. Nose wheel sank into mud. Had requested sanding but no action.
- [Incident 19800309042889I](https://openairdocs.org/incident/19800309042889I), Mar 9, 1980: Doug DC951 (N775NC), Oshkosh, WI, Minor damage. Crew started engines and began taxi while being refueled. Ran into fuel truck. Departed with damaged wing.

---
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.