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Parker A02B2HWN - Direct Acting Relief Valves

Parker’s direct acting relief valves are available in several cavity sizes and are designed for continuous duty applications with pressures up to 420 bar (6000 psi) and flows up to 200 lpm (53 gpm).

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Brand Parker

Part No. A02B2HWN

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Body Material	n/a
Maximum Operating Pressure	6000 psi	For Fluid Type	Mineral-based Hydraulic Fluids
Filter Efficiency Rating	SAE Class 4	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Maximum Operating Temperature	121 °C	Minimum Operating Temperature	-34 °C
Maximum Flow Rate	8 Gal/min	Function	Direct Acting
Configuration	Pressure Relief	Mounting Type	Screw-in Cartridge
Actuation Type	Pressure Sensing	Maximum Pressure Setting	3000 psi
Division	Mobile Hydraulic Systems Division Europe	Leak Rate	0.33 cm3/min @ 1450 Psi (100 bar)
Cavity Size	C08-2	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	Standard Setting Pressure	100 bar
Wire Mesh Screen Included	n/a	Pressure Control Sensitivity	435 psi Per Turn
Maximum Inlet Pressure Rating	6000 psi	Weight	0.44 lb
Flow Rate	8 Gal/min	Installation Torque	40 Nm
Pressure Control Range	72 to 3000 psi	Seal Material	Nitrile
Adjustment Mechanism	Knob	Maximum Inlet Pressure Rating	6000 PSI, 420 BAR
Flow Rate	8 GAL/MIN, 30 L/MIN	Pressure Control Range	72-3000 PSI, 5-210 BAR

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