What was found
MCN - MAJOR REPAIR - DURING C-21 CHECK A 1 INCH CRACK WAS FOUND ON SHEAR WEB AT FORWARD INBOARD SIDE END OF CREASE BEAM BS 995.5, LBL 43.5. MAINTENANCE REMOVED CRACKED SHEAR WEB AT FORWARD INBOARD SIDE END OF CREASE BEAM BS 995.5, LBL 43.5; FABRICATED A NEW REPLACEMENT WEB PER DWG 65-46812; INSTALLED REPAIR PART IAW B737-22 SRM 51-30-02 FIG 2, 3, 7, & 11 AND SRM 51-30-05, FIG 2.