supply of a set of items for s-trap arrangement for bolted design ir drdo smaller bio digester (for non-cbc fitted coaches). , a set of items for s-trap arrangement for bolted design ir drdo smaller bi o digester (for non-cbc fitted coaches).the items are : i)rubber hose nominal dia.70mm,t ype-b,length-375mm to rdso drg no.cg-16008, item-4, alt.2-- qty/set-1no. ii)stainless steel hose clamp,80mm to rdso drg no.cg-16008,item 9,alt.2,qty/set-2nos. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]