SMC 615 Series 3/8" Brass Check Valves

The 615 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
  • 0.375" diameter through-hole in the 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™)
  • Maximum pressure: 500 psi
Stock Description Catalog Pg. Price
3/8" FNPT x 3/8" FNPT Series 615 Brass Check Valve with Buna-N Seals - 1 PSI
Item 22412
19.55/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
Internet Only
19.55/Each
3/8" FNPT x 3/8" FNPT Series 615 Brass Check Valve with Buna-N Seals - 1/3 PSI
Item 22413
19.55/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
Internet Only
19.55/Each
3/8" FNPT x 3/8" FNPT Series 615 Brass Check Valve with EPDM Seals - 1 PSI
Item 22414
20.53/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
Internet Only
20.53/Each
3/8" FNPT x 3/8" FNPT Series 615 Brass Check Valve with Viton™ Seals - 1 PSI
Item 22415
20.53/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
Internet Only
20.53/Each
3/8" FNPT x 3/8" FNPT Series 615 Brass Check Valve with Viton™ Seals - 1/3 PSI
Item 22417
20.53/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
Internet Only
20.53/Each