CHECK VALVE 3/8" INLINE BRASS Hotsy Pacific Sale! from $24.00 Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Check Valves - Spring LoadedHolds pump prime without overloading pump suction. PSI: 1200 Max Temperature: 250°F Cracking Pressure PSI: 1 Machined-Brass Body Stainless Steel Springs Poppet Seal 3/8", F x F