Check Valve 1/4 NPT Brass Check Valve-500 Psi - 1 Psi Crack, Viton Seals,

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 1/4" MNPT inlet and a 1/4" MNPT outlet. Valve body is .69" diameter and 1.53" 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: -35°F to 250°F

Returns Accepted for this item if it's within 30 Days