US Plastic Corp. SMC 410 Series Brass Check Valve
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US Plastic Corp. SMC 410 Series Brass Check Valve
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.
Features:
Brass body and piston
Viton, Buna-N or EPDM seals
Beryllium copper retainer
Good for a wide range of air & fluid applications
0.203" diameter through hole in ball
Positive seal at very low back pressure or slight vacuum
Cracking pressure: 1/3 psi or 1 psi
Maximum pressure: 500 psi
Maximum temperature: 180°F