Parker RL4A-Series Adjustable Relief Valve

$276.92 / EA
  • Manufacturer: Parker Instrumentation
  • Product Family: RL4A
  • End 1 Type: MNPT
  • End 2 Size: 1/4 in.
  • End 2 Type: FNPT
  • Seal Material: Fluorocarbon
  • Temperature Rating: -10°F to 400°F (-23°C to 204°C)
  • End 1 Size: 1/4 in.
Parker RL4A-Series Adjustable Relief Valve, 316 SS body, 1/4" MNPT (inlet) x 1/4" FNPT (outlet), 50-100 psig crack pressure, fluorocarbon rubber seal, with manual override

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Product Description

The Parker RL4A Series relief valve offers a range of pressure settings up to 400 psig in seven different spring ranges. The settings are externally adjustable while the valve is in operation. A manual override option permits users to relieve media independent of system pressure, while maintaining predetermined cracking pressure.

  • Pressure settings are externally adjustable
  • 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

Dimension Drawing