N550DN

AIRBUS A321-271NX · 2023 · Valid Registration

Registered owner: DELTA AIR LINES INC, GA (owner ≠ operator)

Operators of this aircraft

Who operated this tail, and how firmly we know it.

No operator established for this aircraft.

Accident & incident history

No NTSB accidents or incidents on file for this aircraft.

Maintenance disclosures

K · 2026-06-27 Matched by certificate designator
ATA 7261

FA'S REPORT CLORINE SMELL IN DESCENT LASTING FOR 5-7 MINS. FOUND OIL POOLING INSIDE #1 ENGINE INLET CONE. FOUND EVIDENCE OF OIL CONTAMINATION INSIDE #2 ENGINE INLET CONE AND OIL STREAKS COMING FROM #1 ENGINE INLET CONE VENT HOLES. REPLACED #1 ENG FAN SHAFT COVER SEAL, AND PERFORMED #1 & #2 ENGINE WASHES. (LP 8482895 - AIRCRAFT WAS GROUNDED)

Source: SDR DALA2026062903822 · FAA SDRS
K B · 2025-11-30 Matched by certificate designator
ATA 7261

DIRTY SOCK SMELL REPORTED IN CABIN ON DESCENT. FOUND RESIDUE IN NBR 2 ENG SPINNER. REPLACED NBR 2 ENG FAN SHAFT SEAL IAW A321 AMM 72-11-01. (LP 8139172)

Source: SDR DALA2025120108745 · FAA SDRS
K B · 2025-11-28 Matched by certificate designator
ATA 4990

AIRCRAFT 5050, STARTING APU, WE TURNED APU BLEED ON AND AS SOON AS APU PACK AIR CAME ON AND OIL SMELL BURNING FROM COCKPIT VENTS. CORRECTIVE ACTION: REPLACED APU. (LP8139162, 1323700)

Source: SDR DALA2025120208792 · FAA SDRS
K B · 2025-11-17 Matched by certificate designator
ATA 7261

FAS REPORTED SMOKE/FUMES "STRONG DIRTY SOCKS SMELL" ON APPROACH. FA'S REPORTED SMELL DISSIPATED SHORTLY AFTER LANDING. FOUND OIL WETTING FROM BACK OF SPINNER ON #1 ENG. REPLACED #1 ENGINE FAN SHAFT COVER SEAL PER A321 AMM 72-15. LEAK CHECK GOOD AFTER ENGINE RUN. (LP 8139110)

Source: SDR DALA2025111808413 · FAA SDRS
B · 2025-11-15 Matched by certificate designator
ATA 7261

AIRCRAFT 5050, INBOUND FA, REPORTED FUME EVENT ON DECENT AND STATED DIRTY SOCK AND ROTTEN EGG ODOR. CORRECTIVE ACTION: FOUND LEAKING OIL SEEPAGE AT #2 ENG FAN SHAFT SEAL BEHIND SPINNER CONE. REPLACED FAN SHAFT SEAL REF A321 AMM 72-11-01. (LP 8139106)

Source: SDR DALA2025111608366 · FAA SDRS
K J · 2025-07-26 Matched by certificate designator
ATA 2910

SHIP 5050 - MISC/DE - DECLARED EMERGENCY INTO JFK DUE TO LOSS OF THE YELLOW HYDRAULIC SYSTEM FLUID AFTER TAKE-OFF FROM SEA. CORRECTIVE ACTION: FOUND LEAKING FLARED AN CAP THAT WAS USED TO APPLY MEL 29-10-03 INSTEAD OF AN MS CAP. REPLACED CAP. (LP 7326094)

Source: SDR DALA2025072805620 · FAA SDRS
K B · 2025-05-19 Matched by certificate designator
ATA 7261

AIRCRAFT 5050, FA REPORTED DIRTY SOCK SMELL IN AFT GALLEY AND FWD GALLEY AREAS WHILE IN JUMPSEAT ON APPROACH. CORRECTIVE ACTION: REPLACED NBR 2 FAN SHAFT COVER SEAL, AND SERVICED NBR 2 ENGINE OIL TO PROPER LEVEL. (7151787, 0972258)

Source: SDR DALA2025052003854 · FAA SDRS