What was found
MCN - MAJOR REPAIR - AFT CARGO COMPARTMENT DOOR CUT OUT SILL WEB INTERCOSTAL FITTING (STOP BLOCK) CRACKED, BS 809, S25R. REPLACED AFT CARGO COMPARTMENT DOOR CUT OUT SILL WEB INTERCOSTAL FITTING (STOP BLOCK), BS 809, S25R IAW B737-300 SRM 51-40-02.