supply of slack adjuster & brake cylinder.slack adjuster & brake cylinder.,slack adjuster complete irsa 750 type for boxns wagon to drawing/specificatio n rdso drg no. wd-93061-s-1,alt. no 1., mat. & spec.: as per drawing and conforming to rdsos sp ec. no. wd-19-abr-2007 (rev. 0) amend. no. 3 of sept. 2016. [ warranty period: 24 months after th e date of delivery ] ] , air brake cylinder,300mm dia to rdso drg.no.wd- 92051-s-11, alt no.3 & other techni cal requirement conforming to str no. 02-abr-02, appendix- b, read with all amends., latest amen d. 4 of sept-2016 [ warranty period: 24 months after the date of delivery ] ]