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Parker RDH082S50 - 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).

AFP Availability:	Quote Required
Partner Available:	41 In Stock

Brand Parker

Part No. RDH082S50

$83.91/each

Products specifications

Attribute name	Attribute value
UOM	EA	Reseat Pressure	85% of pressure setting
Actuation Type	Pressure Sensing	Wire Mesh Screen Included	N/A
Maximum Operating Pressure	5500 psi	Seal Material	D-Ring (Standard)
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Valve Material	All parts steel. All operating parts hardened steel
Adjustment Mechanism	Screw	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Weight	0.18 kg	Function	Direct Acting
Maximum Pressure Setting	350 bar	Maximum Inlet Pressure Rating	5500 psi
Maximum Tank Pressure	5000 psi	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Pressure Control Sensitivity	787 per turn psi	Configuration	Pressure Relief
Cavity Size	C08-2	Maximum Operating Temperature	+93 °C
Pressure Control Range	500-5000 psi	Standard Setting Pressure	172.4 bar
Leak Rate	5 @ 75% Crack Pressure drops/min	Mounting Type	Screw in cartridge valve
Maximum Flow Rate	30 L/min	Division	Hydraulic Systems Division
Operating Temperature	-35 to +200 °F	Body Material	N/A
Operation Type	Automatic	Minimum Operating Temperature	-37 °C
Installation Torque	32-36 lb-ft	Flow Rate	30 L/min
Adjustment Mechanism	Screw	Flow Rate	8 GAL/MIN, 30 L/MIN
Seal Material	D-Ring (Standard)	Maximum Inlet Pressure Rating	5500 PSI, 380 BAR
Pressure Control Range	500-5000 PSI, 34.5-350 BAR

Product resources

Literature and Reference Materials