supply of (1) set of items for s-trap arrangement (2) sealing rubber for bio tank , set of items for s-trap arrangement for bolted design ir-drdo smaller bio dige ster (for non-cbc fitted coaches). 1)rubber hose, nominal dia. 70, type b, length = 375 confi rming to specification no. is:14933-2001 and to rdso drawing no. cg-16008, item-4, alt.-2, qty.-0 1no./set. 2)s.s. hose clamp 80 confirming to specification no. is:4762-84, aisi-304 and to rdso d rawing no. cg-16008, item-9, alt.-2, qty.-01no./set [ warranty period: 30 months after the date of deli very ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] , sealing rubber for bio tank as per icf drg.no.aaa63995 [ warranty period: 30 months af er the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]