supply of set of maintenance kit for safety valve 1/4 inch & 3/4 inch for three phase locos.set of maintenance kit for safety valve 1/4 inch & 3/4 inch for three phase locos.,set of maintenance kit for safety valve 1/4 inch & 3/4 inch for three phase locos. (a) kit for safety v alve (1/4 inch) as per ftrtil part no. -790 024 103- 01 set, each set consisting of :- (i) valve stem assy., ftr til part no. - 0241010 00- 01 no. (ii) compression spring, ftrtil part no.- 024806100 - 01 no. (b) kit for safet y valve (3/4 inch) as per ftrtil part no. -790 024 101 - 03 sets, each set consisting of :- (i) valve stem assy., ftrtil part no. - 024102000- 01 no. (ii) compression spring, ftrtil part no.- 024805000 - 01 no. [ warrant y period: 30 months after the date of delivery ]