What was found
CORROSION ON RAIL AT AFT CARGO BAY BS727D+6 LBL3 WL157 ; / [04] REMOVED DAMAGED U-CHANNEL AT ACB BS727D+6; LBL3 WL157 IAW SRM 51-00-53-2R-2; [05] REQUEST NDI TO CHECK FOR FREE CRACKS CONDITION ALONG THE CUT EDGES ON ACB RAIL BS 727 D+6 LBL 3 WL 157 JOGGLE AREA.; [06] HFEC INSPECTED TRIMMED EDGE OF DAMAGE CUTOUT PER 737NDT PART 6 51-00-00 PROCEDURE 23. NO CRACKS FOUND. ; [11] ET INSPECTED CUT EDGE AND HOLES IAW 737 NDTM PART 6 51-00-00 PROCEDURE 23 AND PROCEDURE 16; NO CRACKS NOTED.<BR>CAL ID IS000450 N500D; [12] FABRICATED CHANNEL FROM BAC1510-1355 7050T76511 LOT # 1460992-1. LOCATED AND DRILLED IAW SRM CH 53-00-53-2R-2 OK TO TREAT AND PRIME.; [13] VERIFIED CORRECTIVE ACTION ITEM 12. OK TO TREAT AND PRIME; [14] TREATED AND PRIMED CHANNEL IAW SRM CH 51-20-01 AND AMM CH 51-21-00. OK TO INSTALL.; [15] VERIFIED CORRECTIVE ACTION ITEM 14. OK TO INSTALL; [16] INSTALLED FABRICATED U-CHANNEL AT ACB BS727D+6; LBL3 WL157 IAW SRM 51-00-53-2R-2 PAR. 4.Q; [17] INSTALLED FABRICATED U-CHANNEL AT ACB BS727D+6; LBL3 WL157 IAW SRM 53-00-53-2R-2 PAR. 4.Q;