As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON FILTER REMOVAL, FOUND 2" LONG PIECE OF MATERIAL STICKING OUT OF OUTLET. APPEARS TO BE EDGE OF A GASKET. COULD ONLY HAVE GOTTEN THERE A FILTER MFG. MATERIAL WOULD PLUG SMALL OIL PASSAGE AND HAD IT MOVED INTO ENGINE, AS IT WAS ON DOWNSTREAM SIDE OF FILTER.