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SMC 1/2" Brass Check Valve Series 815
SMC 815 Series 1/2" Brass Check Valves
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.
  • Brass body & piston
  • Viton™, Buna-N or EPDM 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 or 1 psi
  • Maximum pressure: 500 psi
  • Maximum temperature: 250°F (Buna-N), 300°F (EPDM) & 375°F (Viton™)
  • Made in the USA
Item # Description Page # List Price Availability Quantity to Order
SMC 1/2" Brass Check Valve Series 81522433
1/2" FNPT x 1/2" FNPT Series 815 Brass Check Valve with Buna-N Seals - 1 PSI
Qty 10: 5% off; Qty 20: 10% off; Qty 60: 15% off;
INTERNET
$18.76
Each
SMC 1/2" Brass Check Valve Series 81522434
1/2" FNPT x 1/2" FNPT Series 815 Brass Check Valve with Buna-N Seals - 1/3 PSI
Qty 10: 5% off; Qty 20: 10% off; Qty 60: 15% off;
INTERNET
$18.76
Each
SMC 1/2" Brass Check Valve Series 81522435
1/2" FNPT x 1/2" FNPT Series 815 Brass Check Valve with EPDM Seals - 1 PSI
Qty 10: 5% off; Qty 20: 10% off; Qty 60: 15% off;
INTERNET
$19.69
Each
SMC 1/2" Brass Check Valve Series 81522436
1/2" FNPT x 1/2" FNPT Series 815 Brass Check Valve with Viton™ Seals - 1 PSI
Qty 10: 5% off; Qty 20: 10% off; Qty 60: 15% off;
INTERNET
$19.69
Each
SMC 1/2" Brass Check Valve Series 81522437
1/2" FNPT x 1/2" FNPT Series 815 Brass Check Valve with Viton™ Seals - 1/3 PSI
Qty 10: 5% off; Qty 20: 10% off; Qty 60: 15% off;
INTERNET
$19.69
Each
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