Barksdale

Series 4140

  • Original Shear-Seal® technology
  • All stainless steel construction
  • SAE porting standard
  • NPT porting available
  • Pressures to 15,000 psi
  • Low pressure drop
  • Low handle load

Barksdale's High Pressure 4140 Series 4-way valves provide superior control for fluids and gasses up to 15,000 psi (1,035 bar) in the toughest industrial applications. Using Barksdale's Shear-Seal® technology, these high pressure valve products offer dependable performance and long life even when the media being controlled is contaminated with debris that would ruin ordinary valves. Featuring rugged ball bearing construction, hardened stainless steel seals and durable machined stainless steel bodies and housings, these valves provide trouble-free performance for your critical application in the harshest environments.

Specifications

General Specifications*

-Main Valve
Working Pressure: 10,000 psi (700 bar)
15,000 psi option with appropriate port size and type
Flow Capacity, Cv: See table on datasheet
Back Pressure: Must not exceed 250 psi (17.2 bar) at return port for satisfactory operation
Pressure Drop: 14 psi (0.96 bar) at 20 ft/s
Proof Pressure: 1-1/2 times working pressure except at return port
Burst Pressure: 2-1/2 times working pressure except at return port (3,000 psi [206 bar]) maximum
Media Temperature Range: -40° to +250°F (-40° to +121°C)
Rotor: 400 series stainless steel
Pressure Seals: Stainless steel
Shaft: Stainless steel
Body, Housing: 300 series stainless steel
Standard O-ring: Buna N
Back-up Rings: Teflon®
* See product configurator for additional options and Supplemental Guide for more detailed information.

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