What was found
SJO - DURING C-CHECK INSPECTION PER S/B 737-53A1173, FOUND PRESSURE BULKHEAD, BS 178 VERTICAL CHORD CRACKED AT LBL 5.7 WL 184, PRESSURE BULKHEAD BS 178 RIGHT SIDE LATERAL CHORD CRACKED AT WL 207, PRESSURE BULKHEAD BS 178 LEFT SIDE LATERAL CHORD CRACKED AT WL 207. (M)