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Cartridge Style Dual Pilot-Operated Check Valves

Brand: Parker Hannifin

Designed to lock hydraulic circuits or actuators in rest conditions, Parker’s dual pilot operated check valves allow bidirectional flow ranging up to 19 lpm (5 gpm) and pressure up to 207 bar (3,000 psi) after pilot pressure is supplied.

Specifications

Cavity Size

  • C08-4

Filtration Ratings

  • ISO 4406: 1999 Code 18/16/13

Function

  • Dual Pilot Operated

Installation Torque

  • 20 Nm (15 lbs/ft)

Leak Rate

  • 5 psi @ 3000 psi (207 bar)

Maximum Inlet Pressure

  • 6000 psi (207 bar)

Operating Temperature

  • -30°F to +250°F, -15°F to +400°F (-34°C to +121°C, -26°C to +204°C)

Pilot Pressure Ratio

  • 03:01

Rated Flow

  • 19 lpm (5 gpm)

Rated Fluid Viscosity

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

Seal Material

  • Nitrile, Fluorocarbon

Valve Material

  • All Parts Steel. All Operating Parts Hardened Steel

Weight

  • 0.05 kg (0.11 lbs)
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