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

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Reducing/Relieving Sandwich Valve, Pilot Operated – PR Series

Reducing/Relieving Sandwich Valve, Pilot Operated – PR Series

Where to Buy

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

  • Maximum Operating Temperature: +122 °F
  • Maximum Flow Rate: 10, 20, 80 Gal/min
  • Minimum Operating Temperature: -4 °F
  • Actuation Type: Hydraulic Pressure
  • Body Material: Aluminum, Ductile Iron
  • Seal Material: Nitrile
  • Product Style: Pilot Operated Pressure Reducing/Relieving
  • Maximum Operating Pressure: 3000, 5000 psi, 207, 345 bar
  • Filter Efficiency Rating: ISO 4406 (1999); 18/16/13 (meet NAS 1638:7)
  • Media: Oil
  • Mounting Type: Subplate
  • Weight: 3.1, 6.2, 2.1, 4.4, 6.4, 12.9, 12.6, 8.5, 17.1, 10.8, 10.4, 24.7, 11.6, 25.7 lb, 1.4, 2.8, 0.9, 2, 2.9, 5.8, 3.9, 7.8, 4.9, 9.2, 11.2, 5.3, 11.7 kg
Safety Warning

Full Product Description

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

Related Documents

Compliance, Certifications & Safety
Hydraulic Valve Division Safety Guide
Literature and Reference Materials
Cat. MSG14-2500/US Industrial Hydraulic Valves
PR Product Series catalog pages
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Products Size Seal Material Pressure Range (psi) Valve Body Material Port Connection
PR03AA10NA NFPA D03; CETOP 3; NG6 Nitrile 100 to 3000 Aluminum Pressure Reducing in A w/check valve
PR03AA20ND NFPA D03; CETOP 3; NG6 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in A w/check valve
PR03BB10NA NFPA D03; CETOP 3; NG6 Nitrile 100 to 3000 Aluminum Pressure Reducing in B w/check valve
PR03BB20ND NFPA D03; CETOP 3; NG6 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in B w/check valve
PR03PP10NA NFPA D03; CETOP 3; NG6 Nitrile 100 to 3000 Aluminum Pressure Reducing in P
PR03PP20ND NFPA D03; CETOP 3; NG6 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in P
PR05AA10NA NFPA D05; CETOP 5; NG10 Nitrile 100 to 3000 Aluminum Pressure Reducing in A w/check valve
PR05AA20ND NFPA D05; CETOP 5; NG10 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in A w/check valve
PR05BB10NA NFPA D05; CETOP 5; NG10 Nitrile 100 to 3000 Aluminum Pressure Reducing in B w/check valve
PR05BB20ND NFPA D05; CETOP 5; NG10 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in B w/check valve
PR05PP10NA NFPA D05; CETOP 5; NG10 Nitrile 100 to 3000 Aluminum Pressure Reducing in P
PR05PP20ND NFPA D05; CETOP 5; NG10 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in P
PR07AA10NA NFPA D07; CETOP 7; NG16 Nitrile 100 to 3000 Aluminum Pressure Reducing in A w/check valve
PR07AA20ND NFPA D07; CETOP 7; NG16 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in A w/check valve
PR07BB10NA NFPA D07; CETOP 7; NG16 Nitrile 100 to 3000 Aluminum Pressure Reducing in B w/check valve
PR07BB20ND NFPA D07; CETOP 7; NG16 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in B w/check valve
PR07PP10NA NFPA D07; CETOP 7; NG16 Nitrile 100 to 3000 Aluminum Pressure Reducing in P
PR07PP20ND NFPA D07; CETOP 7; NG16 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in P
PR08AA10NA NFPA D08; CETOP 8; NG25 Nitrile 100 to 3000 Aluminum Pressure Reducing in A w/check valve
PR08AA20ND NFPA D08; CETOP 8; NG25 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in A w/check valve
PR08BB10NA NFPA D08; CETOP 8; NG25 Nitrile 100 to 3000 Aluminum Pressure Reducing in B w/check valve
PR08BB20ND NFPA D08; CETOP 8; NG25 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in B w/check valve
PR08PP10NA NFPA D08; CETOP 8; NG25 Nitrile 100 to 3000 Aluminum Pressure Reducing in P
PR08PP20ND NFPA D08; CETOP 8; NG25 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in P
PR5HAA10NA NFPA DO5HE; CETOP 5H; NG10 Nitrile 100 to 3000 Aluminum Pressure Reducing in A w/check valve
PR5HAA20ND NFPA DO5HE; CETOP 5H; NG10 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in A w/check valve
PR5HBB20ND NFPA DO5HE; CETOP 5H; NG10 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in B w/check valve
PR5HBB10NA NFPA DO5HE; CETOP 5H; NG10 Nitrile 100 to 3000 Aluminum Pressure Reducing in B w/check valve
PR5HPP10NA NFPA DO5HE; CETOP 5H; NG10 Nitrile 100 to 3000 Aluminum Pressure Reducing in P
PR5HPP20ND NFPA DO5HE; CETOP 5H; NG10 Nitrile 150 to 4500 Ductile Iron Pressure Reducing in P

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