What was found
PAX DOOR INNER SKIN CORRODED IN MULTIPLE AREAS AROUND SERVICE/ACCESS HOLES. BLENDED CORROSION ON PAX DOOR INNER SKIN AT ACCESS HOLES, PERFORMED NDT, UT THICKNESS INSPECTION, MATERIAL REMOVED WAS .004", UPON FURTHER EVAL. FOUND MORE CORROSION AND CRACK ON FWD RISER PANELS EXCEEDING ALLOWABLE LIMITS. REMOVED AND REPLACED PAX DOOR INNER SKIN IAW SRM 51-42-06-001-001-A01 AND 51-21-13-001-001-A01 AND DRAWING 601R318029.