What was found
MCN - DURING C19 CHECK DISCOVERED BULKHEAD VERTICAL CHORD WEB CRACKED, 1/8 INCH, AT BS 178, WL 180, BL 5.7R. MAINTENANCE CUT OUT AND REMOVED DAMAGED PART OF VERTICAL CHORD WEB AT BS 178, WL 180, BL 5.7R IAW BOEING 737-300 SRM 53-10-08-2R 12 FIG. 201. INSTALLED FABRICATED REPAIR WEB AT BS 178, WL 180, BL 5.7R IAW BOEING 737-300 SRM 53-10-08-2R FIG. 201.