The 815 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. The flow arrow on the body will point from inlet to outlet. This body is 1" diameter and 2.55" long.
- Brass body & piston
- Viton™ seals
- Beryllium copper retainer
- Good for a wide range of air & fluid applications
- .437" diameter through hole in ball
- Positive seal at low back pressure or slight vacuum
- Cracking pressure: 1/3 psi
- Maximum pressure: 500 psi
- Maximum temperature: 375°F