What was found
THE REAR BULKHEAD ON THE PROPEELER SPINNER CRACKS IN THE SAME PLACE EVERY TIME. ITS THE OPENING AREA ON THE BULKHEAD THAT GOES AROUND THE PROPELLER WHERE THE NUT PLATE HOLDS THE SPINNER ON. NORMAL WEAR AND TEAR - SHOULDN'T BE. WE'VE HAD 3 NOW - ONE @ 768.7 HRS BACK IN 3/30/2019, ONE LAST WEEK - 3/3/2021 @ 1,748.0 HRS, AND NOW ONE TODAY 3/15/2021 @ 1,544.5 HRS. EACH AROUND THE NUT PLATE - WHICH INCLUDES THE SCREW STILL IN THE NUT PLATE.