supply of procurement of kit for brake gear bushes for bmbc coaches etc.procurement of kit for brake gear bushes for bmbc coaches etc.,kit for brake gear bushes for bmbc coaches- material:-high performance polyamide h ppa ( self lubricated superior nylon grade) as per rdsos specn. no. rdso/2009/cg-17 (rev-3), as annexure. or self lubricating polyester resin based composite brake gear bushes as per rdsos sp ecn.no. c-k605 (rev-3), as per annexure. [ 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 ] ] dy.cmm/halisahar, er west bengal 846.00 set