As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ARRIVAL, DESCENDING THROUGH 8000'. BOTH PILOTS NOTICED A DIRTY SOCK SMELL. FLIGHT ATTENDANTS CONFIRMED THE ODOR. BOTH PILOTS DONNED 02 MASKS. AFTER ARRIVAL, APU WAS STARTED AND NO ODOR NOTICED. FOUND NBR 1 ENG SPINNER WET WITH OIL. REPLACED NBR 1 INLET SPINNER BEARING COVER SEAL PER A321 AMM 72-11. NO LEAKS NOTED. (LP 7619980)