supply of rate contract for vb dellner couplers for guide cone, fastener kit and socket joint.rate contract for vb dellner couplers for guide cone, fastener kit and socket joint.,guide cone to dellner drg no.1121034 for dellner semi permanent coupler fi tted in vande bharat coaches. special condition : spares for rate contract - for ss1 maintenance. suitable packing to be done to prevent damage during transit, unloading and rust prevention during storage. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] , fastener kit for socket joint-1048969- for dellner coupler fitted in vande b harat coaches special condition : suitable packing to be done to prevent damage during t ransit, loading and rust prevention during storage. -spares for ss1 for rate contract - for ss1 maintenance [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] , socket joint with guide pin to dellner no.1049245 for dellner coupler fitted in vande bharat coaches special condition : -spares for rate contract - for ss1 maintenance suitable packing to be done to prevent damage during transit, unloading a nd rust prevention during storage [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]