What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION OF LOWER SPIGOT FITTING ON RH ENGINE PYLON BETWEEN RIB 4 AND RIB 5 AT UPPER SPAR, MEASURING L=13.0 IN, W=1.312 IN, D=0.009 IN. REPLACED FITTING WITH NEW IAW SRM 54-51-12-300-002 AND DRAWINGS R54612042 AND R54612043.