supply of description :- primary brake beam assembly for escorts design bmbs. drawing no :- escorts drg. no. 3eb5521 alt-10. material and specification :- as per operation and maintenance manual of escorts make bmbs for freight stock with casnub bogie; doc. no. red-rd- bs-019-om-01; rdso%u2019s spec no. wd-23-bmbs-2008 ( rev. 1 ) amendment no.1 of sept 2016. warranty / guarantee :- the firm shall stand guarantee, for a period of 36 ( thirty six ) months from the date of fitment of the system., - primary brake beam assembly for escorts design bmbs. drawing no :- escorts drg. no. 3eb5521 alt-10. material and specification :- as per operation and maintenance manual of escorts make bmbs for freight stock with casnub bogie; doc. , primary brake beam assy. escorts drg. no. 3eb5521 alt-10 or latest as per operation and maintenance manual of escorts make bmbs for freight stock with casnub bogie; doc. no. red-rd-bs- 019-om-01; rdso spec no wd-23-bmbs-rev-01 amendment no.1 of sept 2016 as per drg.no. escorts drg. no. 3eb5521 alt-10 or latest specn: doc. no. red-rd-bs-019-om-01; rdso spec no wd-23-bmbs- rev-01 amendment no.1 of sept 2016 [ warranty period: 36 months after the date of delivery ] new general stores depot / kgp, west bengal 4.00 numbers