What was found
CORROSION ON Z ANGLE AFT CARGO PIT FROM STA 727F +10' TO STA 778 +15' LBL 23, W/L 156. REMOVED CORROSION FROM AFT CARGO PIT Z ANGLE STA 727+10' TO STA 878+15 AND VERIFIED WITH 10X MAGNIFYING GLASS. ALL CORROSION REMOVED, IAW SRM 51-10-02-0G-0, ORIGINAL THICKNESS .040', REMAINING THICKNESS .031', MATERIAL LOSS OF .009'-OUT OF LIMITS, IAW SRM 53-00-53-1A-2. REMOVED Z ANGLE FROM 727F+10 TO 807+15 AND REPLACED WITH NEW Z ANGLE, IAW SRM 53-00-53-2R-5. TREATED AND PRIMED, IAW AMM 51-21-41-371-802 AND AMM 51-21-72-370-804 P/N 146A7502-31 A-TAG A49863, A49862.