4A-RL4A-BNT-SS-KA Parker RL4A-Series Adjustable Relief Valve

$263.26 / Each
  • End 1 Type: Double Ferrule Compression
  • End 2 Size: 1/4 in.
  • End 2 Type: Double Ferrule Compression
  • Seal Material: Buna-N
  • Temperature Rating: -30°F to 225°F (-34°C to 107°C)
Parker A-lok RL4A-Series Adjustable Relief Valve, 316 SS body, 1/4" double ferrule tube fitting ends, 0-25 psig crack pressure, Buna-N seal,

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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. The RL4A relief valve includes a manual override option that 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