supply of set of nitrile rubber gasket for three phase loco main transformer one set consisting of - (i) 06 items in 38 nos. material and sources of procurement should be as per rdso t.c. no.- elrs/tc/0076 (rev.-2 or latest) dt.- 1.10.2019 & item details as per sketch no.- elw/bsl/3-ph/sk no 304 (alt.-3 or latest). (ii) 06 items in 62 nos. material and sources of procurement should be as per rdso t.c. no.- elrs/tc/0076 (rev.-2 or latest) dt.- 1.10.2019. item details as per enclosed annexure no.- nitrile-hnbr-1 . (make- abb,bhel, cgl,emco, high volt, stesalit, bombay oil seal, nu-cork, cortica, talbros, bharat corrub, indian cork) , set of nitrile rubber gasket for three phase loco main transformer one set consisting of - (i) 06 items in 38 nos. material and sources of procurement should be as per rdso t.c. no.- elrs/tc/0 076 (rev.-2 or latest) dt.- 1.10.2019 & item details as per sketch no.- elw/bsl/3-ph/sk no 304 (alt.-3 or latest). (ii) 06 items in 62 nos. material and sources of procurement should be as per rdso t.c. no.- elrs/tc/0076 (rev.-2 or latest) dt.- 1.10.2019. item details as per enclosed annexure no.- nitrile-hn br-1 . (make- abb,bhel, cgl,emco, high volt, stesalit, bombay oil seal, nu-cork, cortica, talbros, bha rat corrub, indian cork). shelf life of this item is 24 months (2 years) being the material is nitrile & ma terial should be delivered within 6 months after manufacturing date. [ warranty period: 24 months af ter the date of delivery ] ]