3/8" FNPT x 3/8" MNPT Series 610 Brass Check Valve with Buna-N Seals - 1 PSI

Item #: 22405


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The 610 Series 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. The flow arrow on the body will point from inlet to outlet. This check valve has a 3/8"FNPT inlet and a 3/8"MNPT outlet. The body is .87" diameter and 1.69" long.

  • Brass body & piston
  • Buna-N seals
  • Beryllium copper retainer
  • Good for a wide range of air & fluid applications
  • .297" diameter through hole in ball
  • Positive seal at low back pressure or slight vacuum
  • Cracking pressure: 1 psi
  • Maximum pressure: 500 psi
  • Maximum temperature: 180°F
  • Made in the USA

Item Information

Item Number: 22405
Catalog Page Number: P-467
Manufacturer: SMC
Manufacturer Part #: 6460090
Country of Origin: USA

Tech Specs

Connection: FNPT x MNPT
Size: 3/8"
Seal: Buna-N
Material: Brass
Weight: 0.185 lbs
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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