What was found
MCN - MAJOR REPAIR - DURING C16 CHECK DISCOVERED EXFOLIATION CORROSION AT STRINGER 22L FROM BS 894 TO BS 900. CORROSION WAS FOUND TO BE OUT OF LIMITS IAW BOEING 737-300 SRM 53-00-03-1A1 FIG 101. MAINTENANCE REMOVED STRINGER 22L IAW BOEING 737-300 SRM 53-00-03-2R. FABRICATED REPLACEMENT ANGLES AND CHANNEL IAW BOEING 737-300 SRM 53-00-03-2R1. RECEIVED AND DRILLED NEW STRINGER IAW BOEING 737-300 SRM 51-40-02. INSTALLED REPAIR PARTS AT STRINGER 22L BETWEEN BS 894 AND BS 900 IAW BOEING 737-300 SRM 53-00-03-2R.