supply of set of rubber component for r-6 relay valve , comprising of 06 items 14 nos. , set of rubber components for f-1 selector valve, comprising of 06 items, 14 nos. s.no. des. wabco pt no. rdso drg. no. qty. (1). o ring 536580 skdp-3031-4 nos. (2). o ring 532282 skdp-3031-4 nos. (3). o ring 5 24794 skdp-3031-3 nos. (4). gasket bottom cover 558535 skdp-3059 -1 no. (5). gasket pipe bracket 558534 skdp- 3057 -01no. (6). gasket cover ring 533417 skdp-3036- 01no. each unit should be emboss/engraved with makers na me, months,year & batch no. of manufacturing at a conspicuous place.(this is shelf life item and should be procured with staggered delivery period. item to be supplied within 180 days of manufacture date. [ warranty period: 30 m onths after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lac s ] ]