supply of procurement of helical spring (centreless ground) for bogie bolster suspension etc.procurement of helical spring (centreless ground) for bogie bolster suspension etc.,helical spring (centreless ground) for bogie bolster suspension to f-0-5-0 02, item-1, alt.d/10 and conforming to rdso spec no. wd-01-hls -94,(rev-05) dec,2024, (spri ng code-b01) accepted offer: helical spring centre less ground for bogie bolster suspens ion as per icfs drg. no. f-0- 5- 002, alt. no. d/10. item no.1, gr. 52cr4mo2v of is:3195/92 and rdsos specification no. wd-01- hls-94, rev. no. 4 of june-2022. [ warranty period: 60 month s after the date of delivery ] ]