Reducing/Relieving Sandwich Valve, Pilot Operated – PR Series | #PR03BB20ND


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PR03BB20ND

Reducing/Relieving Sandwich Valve, Pilot Operated – PR Series | #PR03BB20ND

Parker’s PR series pilot operated pressure reducing/relieving valves are used to regulate pressure in one area of a circuit at a set pressure below the normal system pressure.


Technical Specifications

  • Pressure Range (psi): 150 to 4500
  • Valve Body Material: Ductile Iron
  • Port Connection: Pressure Reducing in B w/check valve
  • Seal Material: Nitrile
  • Size: NFPA D03; CETOP 3; NG6
  • Body Material: Ductile Iron
  • Maximum Operating Temperature: +122 °F
  • Maximum Flow Rate: 10 Gal/min
  • Minimum Operating Temperature: -4 °F
  • Actuation Type: Hydraulic Pressure
  • Seal Material: Nitrile
  • Product Style: Pilot Operated Pressure Reducing/Relieving
  • Maximum Operating Pressure: 5000 psi, 345 bar
  • Filter Efficiency Rating: ISO 4406 (1999); 18/16/13 (meet NAS 1638:7)
  • Media: Oil
  • Mounting Type: Subplate
  • Weight: 6.2 lb, 2.8 kg
Safety Warning

Item Information

Parker’s PR series pilot operated pressure reducing/relieving valves have an integral relieving function which limits the secondary circuit pressure. Options are A port control, B port control and P port control. The A & B valves feature a reverse flow check.

Markets:
• Factory Automation
• Lumber & Wood
• Machine Tools
• Material Handling
• Miscellaneous Industrial
• Miscellaneous Manufacturing
• Miscellaneous Processing
• Molding
• Packaging Machinery
• Plastic Processing
• Primary Metal Refining Process
• Rubber & Tire Processing
• Vehicle Assembly Facilities

Features/Benefits:
• Available in 4 port sizes
• High flow capacity
• With integral return flow check valve on A & B port models

Applications:
• Suitable for general hydraulic applications

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CAD Drawings + Files

Part Number
PR03BB20ND STP

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