Supply of Set Of Hardwares For C2w Relay Valve Consists Of 2 Items1 Retaining Screw To Ftil Part No. 505815000 - 01 No/Set.2 Hexagonal Nut To Ftil Part No. 906013500 - 01 No/Set. Set Of Spares For C2w Relay Valve. Set Consists Of 2 Items As Given Below: 1 Square Head Bolt 5/16-18 X 1 -1/4 To Ftrtil Part No. 927001200- 1 No./Set 2 Hex Nut 5/16 18 Unc- 2B, Ftrtil Part No.906014300 - 01 No/Set..