What was found
MCN - MAJOR REPAIR - DURING C16 CHECK DISCOVERED CORROSION ON AFT PRESSURE BULKHEAD CENTER STIFFENER ANGLE AT BS 1016, FROM WL 150 TO WL 180, BL 0. MAINTENANCE REMOVED CORROSION ON STIFFENER ANGLE AT BS 1016, FROM WL 150 TO WL 180, BL 0 AND FOUND TO BE OUT OF LIMITS IAW BOEING 737-300. DAMAGED SECTION OF THE ANGLE WAS REMOVED FROM STIFFENER ANGLE AT BS 1016, FROM WL 150 TO WL 180, BL 0 IAW BOEING 737-300 SRM 51-70-11-0 FIG. 1. FABRICATED REPAIR ANGLE AND FILLER IAW BOEING 737-300 SRM 51-70-11-0 FIG. 1. FABRICATED REPAIR PARTS WERE INSTALLED AT AFT PRESSURE BULKHEAD CENTER STIFFENER ANGLE AT BS 1016, FROM WL 150 TO WL 180, BL 0 IAW BOEING 737-300 SRM 51-70-11-0 FIG 1.IAW BOEING 737-300 SRM 51-70-11-0 FIG 1.