What was found
STRINGER 21R AT RT SUB FLOOR BELOW FLT ENGR TABLE AFT BASE, APPROX 3 AREA OF CORROSION. REMOVED CORROSION IAW SRM 51-1-8, FOUND TO BE OUT OF LIMITS IAW SRM 53-2-0 FIG 1F. FABRICATED AND INSTALLED REPAIR DOUBLERS IAW SRM 53-2-1. FOUND AT OSC MAINTENANCE FACILITY DURING ACCOMPLISHMENT OF B CHECK AND 60 MONTH AND 5600-0551 CPCP TASK CARDS. WORK ORDER NUMBER 817-303. CPCP TASK CARD NUMBER 4660-0551. NON ROUTINE TASK CARD NUMBER 44495.