supply of piston head disc for brake cylinder to rdsos drg. no.skdp-3061 (alt.-1 or latest) for wag7, wag9 & wap7, shelf life of this item is 12 months.piston head disc for brake cylinder to rdsos drg. no.skdp-3061 (alt.-1 or latest) for wag7, wag9 & wap7, shelf life of this item is 12 months.,piston head disc for brake cylinder to rdsos drg. no.skdp-3061 (alt.-1 or latest) for w ag7, wag9 & wap7, shelf life of this item is 12 months. [ warranty period: 12 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] diesel loco shed stores/bndm, odisha 300.00 numbers ser electic loco shed stores/bksc, jharkhand 540.00 numbers ser electric loco in stores/bksc, jharkhand 258.00 numbers ser electric loco shed stores/bndm, odisha 458.00 numbers ser