What was found
SJO - DURING C-CHECK, FOUND CRACK AT BW 360 BETWEEN STR 19LT AND STR 20LT. DEFECT SIZE: LENGTH - 2.0 INCHES. REPAIRED FUSELAGE FRAME SECTION AT BS 360 BETWEEN STR'S 19LT AND 23LT PER SB 737-53A1064 SECTION III, PART II, PAR A AND B, FIG 2 REV 6, DATED JUNE 29, 1989, AND VANGUARD AIRLINES EO 973753A044, REPAIR SECTION, PART 1, PAR 2, DRAWING 65C23267. SEE COOPESA WO N1-0004-1-55, VAM 100 NR 466 FOR TECHNICAL INFORMATION. (X)