tender for bolster inner spring for casnub-22 hs bogie, to rdso drg. no.wd-92058-s-5, alt.-13, item-2,material- gr.60si7 conforming to is: 3195-1992, latest amend.no.2 of sept.2000 & rdso spec. no. wd -01u2013 hls - 94, rev.3 of january-2009, read with all amendment, latest amendment no.3 of august-2019 .
