What was found
MCN - MINOR REPAIR - DURING C-17 CHECK A 1 INCH CRACK WAS FOUND ON RT AFT OUTBOARD SUBFLOOR WEB BS 992, RBL 60, WL 206. MAINTENANCE CUT OUT DAMAGE ON RT AFT OUTBOARD SUBFLOOR WEB BS 992, RBL 60, WL 206; FABRICATED A FILLER AND REPAIR PLATE; INSTALLED REPAIR PARTS IAW B737-300 SRM 51-70-13, SHEET 1-3, FIG 1.