bids are invited for custom bid for services - supply of spares and deputation of services for overhauling work of mechanism drive (spring-spring type) of cgpisl make 245 kv circuit breakers at 400 kv shahjahanpur substation - limit switch 1no + 1nc , 3 bond compound (1 pkt = 10gms) , o ring p-18 , o ring p-12 , set of circlips, dowe pin, split pin etc , darina grease (1 pkt = 250gms) , trip holding latch assembly , trip coil , closing holding latch assembly , close coil , closing trigger with bearing , tripping trigger with bearing , small pawl with bush , big pawl with bush , anti-pumping lever , gas pressure gauge , eccentric shaft bearing front , eccentric shaft bearing back , thrust bearing for black bolt , thrust washer (thin) for black bolt , thrust washer (thick) for black bolt , closing spring rod bearing , closing spring rod bush , brass washer for black bolt , catch spring , torsion spring lh , torsion spring rh , emery pad , spring charging motor , ratchet wheel assembly , shock absorber assembly with trip spring , closing coil assembly , trip coil assembly , hardware set , eccentric shaft assembly with pawls , service charges towards deputation of service engineer for mechanism drive overhauling of 245 kv circuit breaker (06 days have been considered for overhauling of two cb) , to-fro charges on lump sum basis per visit