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Parker A04H3PWN - Pilot Operated Ventable Relief Valves

REGIONAL - Parker’s pilot operated ventable relief valves offer the ability to control the pressure setting via internal adjustment or remote circuit; ideal in applications that require multiple settings up to 420 bar (6000 psi) and 400 lpm (106 gpm).

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Brand Parker

Part No. A04H3PWN

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Maximum Operating Temperature	250 °F
Body Material	n/a	Maximum Operating Pressure	6000 psi
Division	Hydraulic Cartridge Systems Division	Cavity Size	C10-3S
For Fluid Type	Mineral-based Hydraulic Fluids	Filter Efficiency Rating	SAE Class 4
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Flow Rate	50 Gal/min
Minimum Operating Temperature	-34 °C	Weight	0.25 kg
Mounting Type	Screw-in Cartridge	Actuation Type	Pressure Sensing
Division	Mobile Hydraulic Systems Division Europe	Operation Type	Automatic
Valve Material	Hardened Steel (all operating parts)	Reseat Pressure	n/a
Adjustment Mechanism	Knob	Maximum Tank Pressure	6000 psi
Operating Temperature	-34 to 121 °C	Maximum Inlet Pressure Rating	6000 psi
Function	Pilot Operated	Leak Rate	25 cm3/min @ 1450 Psi (100 bar)
Configuration	Ventable Pressure Relief	Maximum Flow Rate	190 L/min
Installation Torque	37 lb-ft	Pressure Control Range	10 to 420 bar
Maximum Pressure Setting	6000 psi	Standard Setting Pressure	200 bar
Pressure Control Sensitivity	800 psi Per Turn	Seal Material	Nitrile
Adjustment Mechanism	Knob	Maximum Inlet Pressure Rating	6000 PSI, 420 BAR
Flow Rate	50 GAL/MIN, 190 L/MIN	Pressure Control Range	145-6000 PSI, 10-420 BAR

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