CHECK VALVE 1/4" BR FxF 3000PSI Hotsy Pacific Sale! from $39.10 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. High Pressure Check ValvesHolds pump prime without overloading pump suction. Max PSI: 2500 Buna Seals Stainless-Steel Check Ball & Spring Machined-Brass Body 1/4", F x F