What was found
MCN - MAJOR REPAIR - DURING C-17 CHECK CORROSION WAS FOUND ON L/H AFT LAVATORY OUTBOARD MOUNT FITTING BS 1010, LBL 65. MAINTENANCE REMOVED AND REPLACED L/H AFT LAVATORY OUTBOARD MOUNT FITTING BS 1010, LBL 65, IAW B737-300 SRM 51-40-02, PG. 6-10, AND SRM 53-60-51, PG. 106-113.