supply of procurement of set of seven items for low pressure suction valve assembly.procurement of set of seven items for low pressure suction valve assembly.,set of seven following items for low pressure suction valve assembly for gd make air compresso r model wlna9bb of hhp diesel locomotives. note:- the firm has to issue coc (or) wtc along with supply. (1) gasket ring lp(cu) to gd pt. no. 25l7 - qty. 02 nos. (2) gasket ring lp suction to gd pt.no. 25b19 - qty. 02 nos . (3) unloader spring lower to gd pt.no. 78a124 - qty. 02 nos. (4) o ring for upper plunger to gd pt.no. 25bc11 8- qt 02 nos. (5) gasket for unloader cap to gd pt.no. 25bc295 - qty. 02 nos. (6) gasket for unloader to gd pt. no. 207wln715- qty. 02 nos. (7) unloader spring upper to gd pt.no. 78a160- qty. 02 nos. [ warranty period : 30 months after the date of delivery ] ]