bids are invited for overhauling of of 400 kv cgpisl make sf6 cb o ring p18 , o ring p7 , control valve seat , 3 bond compound 1 pkt 10 gms , air reservoir o ring , al. pipe o ring iap 100 , set of circlips split pins dowelpins etc , darina grease 1 pkt 250 gms , anabond 680silastic1080 100 gm , drain valve , check valve nrv , safety valve , resistor 3.3 k ohm , trip latch spring , antipumping spring , holding latch with roller bearing , bearing for barpin where holding latch gets latched , bearing for holding latch barpin mechframe , fornt rear door gaskets , operation counter , cap seal with o ring , shockproof rubber with hardwares , chemistic , bronze washer , filter pad for louvers , blind caps for gas stop valvedilo valve cap , thermostat , gas pressure gauge , air pressure gauge , air pressure switch with adopter , space heater 250w , lr switch 7 pole , tnc switch 4 pole , window glass with gasket cord , aux. switch shaft with lever , trip coil 220v dc , close coil 220v dc , 3no2ncdc contactor with add on block 4 no , 3 no2nc dc contactor with add on 2no 2nc , motor contactor 415v ac , overload relay 4 to 6a , mcb 4 pole 415v ac , mcb 2 pole 230v ac , compressor belt a63 , compressor tuneup kit , o ring iap40 , o ring iap 90 , shock absorber oil , emery pad , overhauling charges for mech of 400 kv cgl make cb type 400fm40a supply of spares and deputation of service engineer for total quantity : 920