tender for cut off angle cock with vent for air brake coaches to rdso drg, no. wd-88123-s-01 alt. 2 or latestand part rdso drg. no. wd-88123- s-02 alt-6 or latest, fitted with reducing bush to icf drg no. emu/m-3-5-053 alt n/17 or latest item no.7, conforming to rdso specn. no.02-abr-02, amnd. slip no.4 of sept.2016 orlatest appendix-d.
