What was found
DURING C-CHECK AT AERO CORP, FOUND AFT LAVATORY LONGITUDINAL FLOOR SUPPORT AT BS LBL 14 HAS CORROSION. BLENDED CORROSION MATERIAL LOSS 50 PERCENT BEYOND LIMITS IAW B 737 SRM 53-10-1 AND FORMED NEW SUPPORT, DRILLED, DEBURRED, TREATED, PRIMED, AND PAINTED IAW B 737 SRM'S 51-40-4, 51-10-2, 51-30-8, AND MM 51-21-0. INSTALLED SUPPORT IAW B 737 SRM 51-30-2. (X)