Bleed & Purge Valves

A valve is a device that regulates, directs or controls the flow of a fluid by
opening, closing, or partially obstructing various passageways.

Valves are technically valves fittings, but are usually discussed as a separate category.



  • Working Pressure : 10,000 psig
  • Hard chrome plate for extended service life and to improve seal-ability
  • Stainless Steel and Carbon Steel
  • Male Pipe thread 1/8 to 1/2 in.

Brief Description

  • DK-Lok VBV Series Bleed Valves are designed to vent the signal line pressure to atmosphere before an instrument is removed and to assist in calibration of control devices. These are for use on instrumentation devices such as gauge root valves and multi-valve manifolds. Optional barbed vent tube enables containment of fluid vented. The VBV Series are also ideal in bleeding hydraulic systems.

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  • Working Pressure : 4,000 psig
  • For bleeding, venting, and draning of system fluids.
  • Stainless Steel and Brass
  • DK-Lok 1/8 to 1/2 in. OD
  • Tube Adapter 1/4 to 1/2 in. OD
  • Pipe thread 1/8 to 1/2 in.

Brief Description

  • DK-Lok VPV Series Purge Valves are designed for manually bleeding, venting, or draining system fluids.The cap is clamped to the valve body for safety in use.
    The 0.063 inch (1.6 mm) diameter vent hole is constructed on the cap.