Tenders for Supply of Set Of Over Hauling Kit For 1/2 Non - Return Valvesoft Seated Check Valve. One Set Consisting 04 I Tems - 1 Check Valve Pt. No. Rec/10161 -01 No./Set 2 Valve Holder Pt. No. -Rec/10162 -01 No./Set 3 Valve Seat Pt. No. Rec/10163 -01 No/Set 4 Valve Spring Pt No. -Rec/10164 - 01 No/Set. Warranty Period: 30 Month S After The Date Of Delivery