As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CUSTOMER PURCHASED PROPELLER NEW IN 1977. IN 1991 WITH 639 HOURS, PROPELLER STRUCK A TOW BAR RESULTING IN MINOR BLADE DAMAGE. PROP WAS TAKEN IN FOR REPAIR AND AD 73-02-01 WAS C/W. IN SEPTEMBER OF 1977 WITH 876 TT HOURS, PROP WAS BROUGHT IN FOR ROUTINE OVERHAUL. DURING MAGNAFLUX INSPECTION, A 1 INCH CRACK WAS DETECTED IN ONE ARM OF THE HUB SPIDER.