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Direct Acting Relief Valves - RDH081K20

Name: Direct Acting Relief Valves - RDH081K20
SKU: RDH081K20

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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SKU RDH081K20

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Products specifications

Attribute name	Attribute value
Adjustment Mechanism	Knob	Seal Material	D-Ring (Standard)
Maximum Inlet Pressure Rating	5500 PSI, 380 BAR	Pressure Control Range	100-2000 PSI, 6.9-138 BAR
Flow Rate	0.5 GAL/MIN, 1.9 L/MIN	Minimum Operating Temperature	-35
Body Material	n/a	Division	Hydraulic Systems Division
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Weight	0.2
Maximum Operating Pressure	5500	Function	Direct Acting
Configuration	Pressure Relief	Actuation Type	Pressure Sensing
Cavity Size	C08-2	Operation Type	Automatic
Adjustment Mechanism	Knob	Wire Mesh Screen Included	n/a
Maximum Tank Pressure	5000	Seal Material	D-Ring (Standard)
Maximum Inlet Pressure Rating	5500	Maximum Operating Temperature	+200
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Valve Material	All parts steel. All operating parts hardened steel	Mounting Type	Screw in cartridge valve
Operating Temperature	-35 to +200	Installation Torque	32-36
Maximum Flow Rate	0.5	Flow Rate	0.5
Standard Setting Pressure	1000	Maximum Pressure Setting	2000
Pressure Control Range	100-2000	Pressure Control Sensitivity	570 per turn
Reseat Pressure	90% of pressure setting	Leak Rate	5 @ 75% Crack Pressure

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