Relief Valve 900-6000 PSI

The Aqua Environment Model 504 Relief Valve is an economical, small, high pressure relief valve having excellent set pressure control over a large pressure range to 6000 PSI.

It stays bubble tight to within a few PSI of set pressure and reseats bubble tight even after many vent cycles. Safety wire holes are provided for optional locking of set pressure adjustment.

Note : The valve is NOT shipped oxygen clean and should NOT be used for oxygen service.

Features :

• Relief Valve.

Specifications :

• Series Designation : 504 Series.
• Max Rated Pressure : 6000 psi.
• Outlet Pressure Setting Range/Adjustment Range (Adjustable) : 900-6000 psi.
• Inlet Port Size : 1/4 in. MNPT.
• Outlet Port Size : Side vent; Not captured.
• Flow Capacity :
  • 50 SCFM at 1500 psi.
  • 100 SCFM at 3000 psi.
• Flow Coefficient (Cv) : 94 in. Orifice Diameter.
• Leakage : Bubble Tight.
• Outlet Pressure Rating : Atmosphere.
• Weight : 60 g.
• Overall Length : 2.5 in.
• Hex Diameter : 0.87 in.
• Minimum Temperature : -15º F
• Body Material : Anodized Aluminum.
• Internal Materials : Brass, Steel.
• Seal Materials : Viton.
• Repair Kit/Service Items : 504-12.
• Special Note : Safety wire holes on device, but no safety wire included.

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