Shop Spring Check Valves
Inline design. NPT Female Threaded Ends, 1,000 PSI WOG, Stainless Steel Body, Spring and Disc. Cracking pressure 3.5PSI~5.5PSI. Works in any orientation. Not recommend on the outlet of air compressors.
See our 3-Piece body design for additional sizes.
Click here for product specifications.
Stainless steel spring check valves, also called non-return valves, are used in many applications. Their stainless steel, lead free, construction is fine with potable water and consumable liquids, they will handle many chemicals within a pH range of around 6~8. They have hard, stainless steel seats, no rubber seats to wear out or get damaged, but they are not considered bubble tight.