supply of one c/s of air spring (train-18)one c/s of air spring (train-18),one coach set of air spring assembly for train-18 bogies to drg.no.32905031, alt b--- in c ompliance to rdso spec. rdso/cg/s/23002- latest revision---- each coach set will consists of four air spri ng assembly. 1. firm has to submit oem drawings with detailed dimensions and characteristics to rdso. 2. protot ype inspection, type test and inspection shall be confirming to rdso spec rdso/cg/s/23002-latest revision for rd so approval. 3. service or field trial shall be as per rdso spec rdso/cg/s/23002-latest revision. special condition : suitable packing to be done to avoind damage during transit, unloading and storage. 1. proto type s ample including type test to be got approved by rdso before manufacturing for bulk supply. 2. the firms who have already supplied the same item need not get fresh prototype approval. [ warranty period: 72 months after the dat e of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lac s ] ] => limited