SMC 556 Series Brass Balanced Pressure Regulator Valves

These three-way, balanced pressure regulator valves with brass bodies are part of the SMC 556 Series, designed for car wash and pressure wash applications where weep guns are used or where a bypass returns to a supply tank.

  • Brass body
  • Buna-N, EPDM, or FKM seals
  • Three-way flow
  • 3/8" FNPT inlet, outlet & bypass
  • Flow rate: 7 GPM
  • Working pressure: 50 psi to 2500 psi
  • Maximum temperature: 180°F
Item # Description Catalog Pg. Price Add to Cart
3/8" FNPT x 3/8" FNPT x 3/8" FNPT SMC 556 Series Brass Balanced Pressure Regulator Valve with Buna-N Seals & 500 psi CR Alloy Spring
Item 22788
67.48/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-505
67.48/Each
3/8" FNPT x 3/8" FNPT x 3/8" FNPT SMC 556 Series Brass Balanced Pressure Regulator Valve with EPDM Seals & 500 psi CR Alloy Spring
Item 22789
71.5/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-505
71.5/Each
3/8" FNPT x 3/8" FNPT x 3/8" FNPT SMC 556 Series Brass Balanced Pressure Regulator Valve with FKM Seals & 500 psi CR Alloy Spring
Item 22790
71.5/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-505
71.5/Each
3/8" FNPT x 3/8" FNPT x 3/8" FNPT SMC 556 Series Brass Balanced Pressure Regulator Valve with Buna-N Seals & 1000 psi CR Alloy Spring
Item 22791
67.48/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-505
67.48/Each
3/8" FNPT x 3/8" FNPT x 3/8" FNPT SMC 556 Series Brass Balanced Pressure Regulator Valve with EPDM Seals & 1000 psi CR Alloy Spring
Item 22792
71.5/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-505
71.5/Each
3/8" FNPT x 3/8" FNPT x 3/8" FNPT SMC 556 Series Brass Balanced Pressure Regulator Valve with FKM Seals & 1000 psi CR Alloy Spring
Item 22793
71.5/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-505
71.5/Each
3/8" FNPT x 3/8" FNPT x 3/8" FNPT SMC 556 Series Brass Balanced Pressure Regulator Valve with Buna-N Seals & 2000 psi CR Alloy Spring
Item 22795
67.48/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-505
67.48/Each
3/8" FNPT x 3/8" FNPT x 3/8" FNPT SMC 556 Series Brass Balanced Pressure Regulator Valve with EPDM Seals & 2000 psi CR Alloy Spring
Item 22796
71.5/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-505
71.5/Each
3/8" FNPT x 3/8" FNPT x 3/8" FNPT SMC 556 Series Brass Balanced Pressure Regulator Valve with FKM Seals & 2000 psi CR Alloy Spring
Item 22797
71.5/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-505
71.5/Each
3/8" FNPT x 3/8" FNPT x 3/8" FNPT SMC 556 Series Brass Balanced Pressure Regulator Valve with FKM Seals & 800 psi 17-7 Stainless Steel Spring
Item 22798
74.55/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-505
74.55/Each