supply of supply of insulation material , supply of gauge tie plate insulation made of nylon66 as per spec no:irs.s 40/84 with amdt- 1. one set consisting of 1)insulating plate drg no.t-10372= 1no, 2)insulating bush drg no.t-10368=03nos and insulating washer drg no.t-10371=06 nos. [ warranty period: 12 months after the date of delivery ] ] , supply of gauge tie plate nylon insulation complete set consisting of plate t -10372=1 no., bush t- 10368=03 nos. and washer t-10371=06 nos. [ warranty period: 12 months after the date of deli very ] ] , supply of nylon insulation material for gauge type plate as per rdso spec no-irs-40/84 or l atest, drawing no. t-10372/t-10371 or latest. one set consisting of the following materials:-- (1) nylon ins ulation plate, qty:-01no. (2)nylon insulation bush, qty:- 02nos. (3) nylon washer, qty:- 06nos. [ warranty period: 12 months after the date of delivery ] ]