What was found
MSN - DURING C16 CHECK DISCOVERED CRACK, 2.0 INCES, IN BULKHEAD CENTER WEB AT LEFT UPPER ANENNA MOUNT AT BS 178, BL 5.7L, WL 209. MAINTENANCE CUT AND REMOVED DAMAGED PART OF CENTER WEB AT BS 178 UPPER ANTENNA MOUNT BL 5.7L, WL 209. FABRICATED DOUBLER AND FILLER IAW BOEING 737-300 SRM 53-10-089-2R10 FIG 201. INSTALLED FABRICATED DOUBLER AND FILLER ON BULKHEAD CENTER WEB AT BS 178, BL 5.7L, WL 209 IAW BOEING 737-300 SRM 53-10-08-2R10 FIG 201.