SDR DALA2025111608366

Service difficulty report · Seal · Airbus A321271NX

Difficulty date: November 15, 2025
Submitted: November 16, 2025
Operation: Air carrier
Aircraft: N550DN
Make and model: Airbus A321271NX
Aircraft serial: 11734
Aircraft time: 8,560 hours, 2,064 cycles
Engine: Iae PW1133GAJM
System (JASC): 7261 · Turbine Engine Oil System
Part: Seal
Condition: Leaking
Location: Fan Shaft
Stage of operation: NR
How discovered: O
Nature of condition: B
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

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)

More about the Airbus A321-271NX