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/00 76 (rev.-2) dt.- 1.10.2019 & item details as per sketch no.- elw/bsl/3-ph/sk no 304 (alt.-3). (ii) 06 it ems in 62 nos. material and sources of procurement should be as per rdso t.c. no.-elrs/tc/0076 (re v.-2) 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). [ w arranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] ws electric loco stores/kgp, west bengal 8.00 set