What was found
RIGHT AIR CONDITIONING BAY AFT BULKHEAD STA663 LATERAL ANGLE APPEARS TO BE CRACKED AROUND THE RIVET AT RBL10. REF AAR N/R 9210579. CUT DAMAGED ATTACH ANGLE, LOCATED AND DRILLED, 51-21-41-370-802, CAP SEALED IAW B737 AMM FABRICATED AND INSTALLED (2EA) REPAIR PARTS IAW 51-31-00-390-804, CIC APPLIED IAW B737 AMM B737 SRM 57-10-10-2R-5, TREATED AND PRIMED IAW 51-20-01. B737 AMM 51-21-72-370-804 AND AMM.