SMC 810 Series 1/2" Brass Check Valves

The 810 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 inlet to outlet.

  • Brass body & piston
  • Viton™, Buna-N or EPDM seals
  • Beryllium copper retainer
  • Good for a wide range of air & fluid applications
  • 0.375" diameter through hole in ball
  • Positive seal at low back pressure or slight vacuum
  • Cracking pressure: 1/3 psi, 1/2 psi or 1 psi
  • Maximum pressure: 500 psi
  • Maximum temperature: 180°F
Stock Description Catalog Pg. Price
1/2" FNPT x 1/2" MNPT Series 810 Brass Check Valve with Buna-N Seals -  1 PSI
22418
$16.35/Each
Save 5%10+$15.53/Each
Save 10%20+$14.72/Each
Save 15%60+$13.90/Each
P-475
$16.35/Each
1/2" FNPT x 1/2" MNPT Series 810 Brass Check Valve with Buna-N Seals -  1/3 PSI
22419
$16.35/Each
Save 5%10+$15.53/Each
Save 10%20+$14.72/Each
Save 15%60+$13.90/Each
P-475
$16.35/Each
1/2" FNPT x 1/2" MNPT Series 810 Brass Check Valve with EPDM Seals -  1 PSI
22421
$18.29/Each
Save 5%10+$17.38/Each
Save 10%20+$16.46/Each
Save 15%60+$15.55/Each
P-475
$18.29/Each
1/2" FNPT x 1/2" MNPT Series 810 Brass Check Valve with Viton™ Seals -  1 PSI
22422
Save 5%10+$17.38/Each
Save 10%20+$16.46/Each
Save 15%60+$15.55/Each
P-475
$18.29/Each
Not Available
1/2" FNPT x 1/2" MNPT Series 810 Brass Check Valve with Viton™ Seals -  1/3 PSI
22423
$18.29/Each
Save 5%10+$17.38/Each
Save 10%20+$16.46/Each
Save 15%60+$15.55/Each
P-475
$18.29/Each
1/2" MNPT x 1/2" FNPT Series 810 Brass Check Valve with Buna-N Seals -  1 PSI
22424
$16.35/Each
Save 5%10+$15.53/Each
Save 10%20+$14.72/Each
Save 15%60+$13.90/Each
P-475
$16.35/Each
1/2" MNPT x 1/2" FNPT Series 810 Brass Check Valve with Buna-N Seals -  1/3 PSI
22425
Save 5%10+$15.53/Each
Save 10%20+$14.72/Each
Save 15%60+$13.90/Each
P-475
$16.35/Each
1/2" MNPT x 1/2" FNPT Series 810 Brass Check Valve with Viton™ Seals -  1 PSI
22426
$18.29/Each
Save 5%10+$17.38/Each
Save 10%20+$16.46/Each
Save 15%60+$15.55/Each
P-475
$18.29/Each
1/2" MNPT x 1/2" FNPT Series 810 Brass Check Valve with Viton™ Seals -  1/3 PSI
22427
$18.29/Each
Save 5%10+$17.38/Each
Save 10%20+$16.46/Each
Save 15%60+$15.55/Each
P-475
$18.29/Each
1/2" MNPT x 1/2" MNPT Series 810 Brass Check Valve with Buna-N Seals -  1 PSI
22428
$16.35/Each
Save 5%10+$15.53/Each
Save 10%20+$14.72/Each
Save 15%60+$13.90/Each
P-475
$16.35/Each
1/2" MNPT x 1/2" MNPT Series 810 Brass Check Valve with Buna-N Seals -  1/3 PSI
22429
$16.35/Each
Save 5%10+$15.53/Each
Save 10%20+$14.72/Each
Save 15%60+$13.90/Each
P-475
$16.35/Each
1/2" MNPT x 1/2" MNPT Series 810 Brass Check Valve with Viton™  Seals -  1 PSI
22431
$18.29/Each
Save 5%10+$17.38/Each
Save 10%20+$16.46/Each
Save 15%60+$15.55/Each
P-475
$18.29/Each
1/2" MNPT x 1/2" MNPT Series 810 Brass Check Valve with Viton™  Seals -  1/2 PSI
22432
Save 5%10+$17.38/Each
Save 10%20+$16.46/Each
Save 15%60+$15.55/Each
P-475
$18.29/Each