supply of critical equipment for perkins make 500 kva dg sety , part-a : supply of items , lub oil filter , fuel filter , fuel filter , element air filter , perkins coolant inhibitor ( 20 ltrs . drum ) extended life , charging alternator belt , fan belt , tappet cover gasket , fuel return pipe ( 3 / 8-3 / 8 ) - 13 ft . with adaptor , fuel suction pipe ( 1 / 2-1 / 2 ) - 12 ft . with adaptor , air hose pipe , air hose pipe , air hose pipe , water hose pipe , water hose pipe , air hose clamp , air hose clamp , air hose clamp , water hose clamp , water hose clamp , oil sump gasket , transportation charges , service charges of 500 kva dg set preventive maintenance