RH4 Series Relief Valve

4Z-RH4A-VT-SS
/ EA
Available Stock
Parker CPI RH4 Series Rotary Plug Valve, 1/4" CPI™ Compression, RH4A Valve Series, Fluorocarbon Rubber Seal, PTFE Back-up Ring, Stainless Steel Body, Automatically Operated.
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  • Product Description
  • Dimension Drawing
The Parker RH4A Series relief valve offers a range of pressure settings up to 6000 psig in eight different spring ranges. The settings are externally adjustable while the valve is in operation. A manual override option is available for pressures up to 1500 psig that permits users to relieve media independent of system pressure, while maintaining predetermined cracking pressure.

Features

  • Pressure settings are externally adjustable
  • Blow-out and chip resistant molded seat design
  • 316 stainless steel construction standard
  • Back pressure has minimum affect on cracking pressure
  • Lock wire feature secures a given pressure setting
  • Color coded springs and labels for cracking range