Supply Of Bolster Snubber Spring For Casnub 22 Hs Mod-i Bogie Used In Bost Wagon. Drawing - Rdsos Drg, No.- Wd-04017-s-4, Item No. 3, Alt.- 5. Mat. Spec. - As Per Drawing And Conforming To Rdso Spec. Wd-01-hls-94 Rev- 05..