supply of spring for spring loaded side bearer assly. of blc wagon.spring for spring loaded side bearer assly. of blc wagon.,spring for spring loaded side bearer assly. of blc wagon. drawing no.:- contr-9404-s /15, alt-13, item no-3 spec. no:- wd-01-hls-94 (rev-4) of june 2022. guarantee:-the spring shall be guaranteed for a period of five years from the date of manufacture of the spring or for a period of fou r years from the date of actual fitment, whichever is earlier.(for details please see spec. no.wd-01-hl s-94, rev-4) [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] bcn/umb, nr haryana 450.00 numbers