The 410 Piston Check Valve incorporates a piston with an embedded o-ring that seals on the seat. Pressure in the flow direction moves the piston and seal off the seat and exposes the cross holes in the piston. Check valves have a maximum operating pressure of 500 psi covers a wide range of air and fluid applications. They are a compact design and have a positive seal at very low back pressure or slight vacuum. This valve has a 5/16" hose barb inlet and a 5/16" hose barb outlet. Valve body is .72" diameter and 2.37" long.
- Brass body & piston
- Viton™ seals
- Beryllium copper retainer
- Good for a wide range of air & fluid applications
- .203" diameter through hole in ball
- Positive seal at very low back pressure or slight vacuum
- Cracking pressure: 1 psi
- Maximum pressure: 500 psi
- Temperature range: -15°F to 400°F