supply of 29250122-set of nitrile bonded cork gasket etc. , set of nitrile bonded cork gasket for three phase loco main transformer, one set consist ing of 14 items in 78 nos. materials should be as per rdso tc. no.- elrs/tc/0076 (rev.-2) dt.-1.10.20 19 & sktech no.- elw/bsl/3-ph/sk no. 303 (alt.-1). item details as per sktech no.- elw/bsl/3-ph/s k no. 303 (alt.-1). (make abb, bhel, cgl, emco, high volt, stesalit, bombay oil seal, nu-cork, cortica talbros, bharat corrub, indian cork). shelf life of this item is 24 months (2 years) being the material is nitrile and should be delivered within 6 months after manufacturing date.(ref.- rdsos handbook on u p-keeping of rubber items). [ warranty period: 24 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]