What was found
AT C-CK; WING CENTER SECTION AREA UNDER CABIN FLOOR BELOW TRACK NR 4 FITTING CRACKED 1 INCH AT STA 680.000 BL -0. REMOVED CRACKED FITTING, CLEANED, TREATED AND PRIMED AREA IAW SRM 51-1-8B, PG 1-2, INSTALLED NEW FITTING IAW SRM 51-1-20D, PG 9. REF: N/R 1611.