Bolster Spring For Bvzi Wagon. Drawing No. : Rdso'S Drg. No. Wd-04050-S-02, Alt. 4, It Em No. 5. Material And Specification : Is: 3195: 1992 (Rev. 3) With Amend. No. 2 Of Sept. 2000, Gr.52C R4Mo2V ; And Conforming To Rdso'S Specification No. Wd-01-Hls - 94 (Rev. 4) Of June 2022 [ Warrant Y Period: 60 Months After The Date Of Delivery ] ]