As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PROPELLER RECEIVED FOR OVERHAUL. DURING INSPECTION, HUB DISCOVERED CRACKED IN NR 1 BLADE SOCKET, NR 1 THROUGH NR 5 THREADS ABOUT 5 TO 7 O'CLOCK POSITION. NOTE: OIL FILL AD'S 78020-0 AND 91-15-04 WERE C/W. NO OIL NOTED LEAKING FROM THE PROPELLER BEFORE DISASSEMBLY.