supply of poh kit for automatic pressure modification device ( escort make) of air brake wagons , poh kit for automatic pressure modification device ( escort make) of air brake wagons having bmbs consisting of 07 items confirming to escorts drg. no. 3eb7346 alt. -07 or latest & rdso specification no. wd-23-bmbs-2008 (rev.-1) with amendment -1 of sept.2016., . as per drg.no. escor ts drg. no. 3eb7346 alt. -07 specn: rdso specification no. wd-23-bmbs-2008 (rev.-1) with amendme nt -1 of sept.2016 or latest. [ warranty period: 36 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]