Repair Kit for Dixon Sanitary's B45MP & B46MP Sanitary Spring Check Valves with your choice of Buna or FKM (Viton®) for the O-Ring/Gasket material. The stem seal remains FKM (Viton®) in both kits.

1/2" & 3/4" Kit includes:

• (1) 316L Stainless Steel Spring
• (1) FKM (Viton®) Stem Seat
• (1) Body O-Ring in Buna or FKM (Viton®)

1" - 4" Kit includes:

• (1) 316L Stainless Steel Spring
• (1) FKM (Viton®) Stem Seat
• (1) Clamp Gasket in Buna or FKM (Viton®)