What was found
RIGHT MLG AFT TRUNNION LUGS HAVE CORROSION, AFT TRUNNION FWD LUG HAS CORROSION IN ITS BORE & AFT FACE, AFT TRUNNION AFT LUG HAS CORROSION IN ITS BORE. REMOVED CORROSION AFT TRUNNION FWD LUG BORE IAW SRM 57-20-00. BORE FOUND TO BE OUT OF LIMITS MEASURING 4.176 IAW FIG 23 OF SRM 57-20-00. REMOVED CORROSION FROM AFT FACE AFT TRUNNION & LUG BORE. AFT FACE & BORE FOUND TO BE WITHIN LIMITS IAW SRM 57-20-00. COMPLIED WITH EA 8-5740-T0310906 REV NO PS P1 FOR AFT TRUNION FWD LUG. MAJOR REPAIR.