What was found
MCN - DURING C24 CHECK DISCOVERED LEVEL 2 CORROSION ON SHEAR TIE AT BS 1006, BL 0 AND BETWEEN STR 27L AND STR 27R. MAINTENANCE REMOVED AND INSTALLED NEW SHEAR TIE AT BS 1006, BL 0 AND BETWEEN STR 27L AND STR 27R IAW BOEING 737-300 SRM 51-40-05-0G FIG 2.