What was found
FOUND REAR PRESSURE BULKHEAD WEB HAS MULTIPLE INDICATIONS NOTED AT RBL 18.00 BETWEEN WL 73.50-WL 120.43 APPROXIMATELY 3.0" IN LENGTH, 50 PERCENT FSH. FAILED NDT INSPECTION. REMOVED DAMAGE IAW STEP 1, 2 & 3 OF REO 601R-53-61-5498, P1 AT FS 621, RBL 18. C/W REO 601R-53-61-5498, P1 AT FS 621, RBL 18. INSTALLED ALL REPAIR PARTS AT FS 621 BULKHEAD RBL 18 IAW REO 601R-53-61-5498 P1.