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Pressure Compensated Priority Flow Control Valves
Pressure Compensated Priority Flow Control Valves

Pressure Compensated Priority Flow Control Valves

Brand: Parker Hannifin
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Parker’s family of pressure compensated priority flow control valves feature a proven design that allows for a reliable and repeatable flow compensation curve throughout a wide pressure range while ensuring priority flow is met. 

These valves can operate with hydraulic system flows as high as 90 lpm and pressures up to 420 bar with a selection of adjustment and tamper-proof options. 

Parker’s pressure compensated priority flow control valves are ideal for steering, brake, or actuator control applications within a broad range of markets, such as the agriculture, construction, material handling, industrial, and oil & gas markets.
Features
  • Fine Adjustments 
  • Reverse Flow Function 
  • Hardened Working Parts for Maximum Durability 
  • Tamperproof Options Available 
  • All External Parts Zinc Plated

Specifications

Brand

Adjustment Type

  • Screw Adjustment, Knob Adjustment, Tamper Resistant, Fixed

Cavity Size

  • C08-3, C10-3, 3A

Filtration Ratings

  • ISO 4406: 1999 Code 18/16/13

Flow Range (gpm)

  • N/A, 0.7-1.0, 0.8-1.4, 1.2-1.9, 1.7-2.7, 2.3-3.6, 3.1-5.0, 4.5-7.0, 6.3-9.3

Flow Range (Lpm)

  • N/A, 2.6-3.8, 3.0-5.3, 4.5-7.1, 6.4-10.1, 8.6-13.5, 11.6-18.8, 16.9-26.3, 23.6-34.9

Flow Rate Accuracy

  • N/A, 20 %

Function

  • Pressure Compensated Priority

Installation Torque (Lbs/Ft)

  • 30, 16, 37, 63

Installation Torque (Nm)

  • 40, 22, 50, 85

Maximum Inlet Pressure (bar)

  • 420, 245

Maximum Inlet Pressure (psi)

  • 6000, 3500

Maximum Priority Flow (gpm)

  • N/A, 8, 9

Maximum Priority Flow (Lpm)

  • N/A, 30, 33.8

Maximum Regulated Flow (gpm)

  • N/A, 12, 24

Maximum Regulated Flow (Lpm)

  • N/A, 45, 90

Operating Temperature (°C)

  • -34° to +121° C, -26° to +204° C

Operating Temperature (°F)

  • -30° to +250° F, -15° to +400° F

Performance: Flow Rate Range

  • N/A, 20 %

Rated Flow (gpm)

  • 4, 15, 18, 40

Rated Flow (Lpm)

  • 15, 56.3, 70, 151.4

Rated Fluid Viscosity (CSt)

  • Mineral-based or Synthetic with Lubricating Properties at Viscosities of 45-2000 SSU (6 to 420 cSt)

Seal Material

  • Nitrile, Fluorocarbon

Standard Flow Setting (gpm)

  • N/A, 1, 2, 3, 4, 5, 6, 7, 8

Standard Flow Setting (Lpm)

  • N/A, 3.8, 7.5, 11.3, 15, 18.8, 22.5, 28.3, 30

Valve Material

  • All Parts Steel. All Operating Parts Hardened Steel

Weight (kg)

  • 0.08, 0.23, 0.18, 0.45

Weight (Lbs)

  • 0.18, 0.5, 0.4, 1

  • Steering Applications
  • Actuator Speed Control
  • Meter-In Circuits
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