Parker Rotary Plug Valve

$66.17 / EA
  • Manufacturer: Parker Instrumentation
  • Product Family: PR4 Series
  • Actuation: 1/4 Turn Lever Handle
  • Application: Chemical Delivery, Control Panel, Fill Station, R&D Lab, Specialty Gas System
  • Body Material: ASTM B16 Alloy C36000 Brass
  • End Connection: Female Threaded x Female Threaded
  • End To End Distance: 1.92 in.
  • Handle Material: Black Nylon 6/6
  • Nominal Size: 1/4 in. x 1/4 in.
  • Plug Material: PTFE Coated Brown ASTM B16 Alloy C36000 Brass
  • Pressure Rating: 3000 PSIG CWP (Normal Flow), 150 PSIG (Reverse Flow)
  • Seal Material: Nitrile Rubber
  • Seat Material: Fluorocarbon Rubber
  • Temperature Rating: -30°F to 225 °F
Parker PR4 Series Rotary Plug Valve, 1/4" x 1/4", FPT x FPT, 3000 PSIG CWP Normal Flow/150 PSIG Reverse Flow, C36000 Brass, Nitrile Rubber Seal, 1/4 Turn Lever Handle, Straight Through Flow, Lubricated, Rotary Plug Valve.

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Product Description

Ball Valve; Type 2-Way Ball Valve, In-Line, Panel Mount; Nominal Size 1/2 Inch x 1/2 Inch; End Connection A-LOK Double Ferrule Compression x A-LOK Double Ferrule Compression; End to End Distance 4.68 Inch; Body Material ASTM A351 Grade CF3M Stainless Steel; Stem Material ASTM A276 316 Stainless Steel; Seal Material Live-Loaded PTFE Packing with Nitrile Rubber; Actuator Type Dual Opposed Piston, Pneumatic; Actuator Dimensions 6.77 Inch Length x 2.91 Inch Width x 4.17 Inch (Single Mount)/3.15 Inch (Dual Mount) Height; Actuator Condition 1/4 Turn 90 Degree Normally Closed Spring Return; Flow Rate 6.42 Cv; Temperature Rating -40 to 250 Deg F; Pressure Rating 6000/4000 PSIG CWP; Inclusions/Features PTFE Connector O-Ring/Retainer Seal/Stem Seal, 316 Stainless Steel Ball/Stem Washer/Panel Mounting Nut/Seat Retainer/Packing Nut/End Connector, Stainless Steel Handle Set Screw, PCTFE Seat; Application Flow Diversion/Selection, Quick Fill System, Process Mixing System, Instrument Panel, Remote Shut-Off; Orifice Diameter 0.406 Inch


Free Floating Ball Design Provides Seat Wear Compensation; Micro-Finished Ball Provides a Positive Seal; Straight Through Flow Path for Minimum Pressure Drop; Bi-Directional Flow; Adjustable PTFE Stem Seal Can be Maintained In-Line; Handle Indicates Direction of Flow; Low Operating Torque; Positive Handle Stop

Series/Model Information

Parker's B Series Ball Valves are available manually, pneumatically, and electrically actuated. They provide quick on-off control of fluids utilized in process and instrumentation applications. A broad selection of valve body, seat, and seal materials provide a wide range of pressures (up to 6,000 PSI) and temperatures (up to 450F/232C) at which the valve may be used.


PTFE Back-Up Ring/Washer, 316 Stainless Steel Cap/Upper Stem/Bonnet/Lower Stem/Seat Retainer/Stem Guide/Handle Stem/Locknut, Nitrile Rubber Stem Seal/Seat, Zinc Plated Steel Plug, Phenolic Handle