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Direct Acting Relief Valves - RDH081S30

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).

Availability:	Backordered
Partner Available:	Backordered

SKU: RDH081S30

$46.00

Products specifications

Attribute name	Attribute value
Weight	0.09 kg	Maximum Pressure Setting	210 bar
Body Material	n/a	Minimum Operating Temperature	-37 °C
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Division	Hydraulic Systems Division
Maximum Operating Pressure	380 bar	Maximum Operating Temperature	+200 °F
Function	Direct Acting	Configuration	Pressure Relief
Actuation Type	Pressure Sensing	Cavity Size	C08-2
Operation Type	Automatic	Adjustment Mechanism	Screw
Maximum Tank Pressure	350 bar	Wire Mesh Screen Included	n/a
Seal Material	D-Ring (Standard)	Maximum Inlet Pressure Rating	380 bar
Installation Torque	43-49 Nm	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Valve Material	All parts steel. All operating parts hardened steel	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Mounting Type	Screw in cartridge valve	Operating Temperature	-35 to +200 °F
Flow Rate	1.9 L/min	Maximum Flow Rate	0.5 Gal/min
Pressure Control Sensitivity	58.9 per turn bar	Pressure Control Range	13.8-210 bar
Reseat Pressure	90% of pressure setting	Leak Rate	0.33 @ 75% Crack Pressure cm3/min
Standard Setting Pressure	103.4 bar
Adjustment Mechanism	Screw	Seal Material	D-Ring (Standard)
Maximum Inlet Pressure Rating	5500 PSI, 380 BAR	Pressure Control Range	200-3000 PSI, 13.8-210 BAR
Flow Rate	0.5 GAL/MIN, 1.9 L/MIN

Product resources

Literature and Reference Materials