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Pilot Operated Relief Valves - RAH081S30N

Name: Pilot Operated Relief Valves - RAH081S30N
SKU: RAH081S30N

Parker’s pilot operated relief valves are designed for continuous duty applications featuring great stability with low pressure drop; working with pressures up to 420 bar (6000 psi) and flows up to 400 lpm (106 gpm).

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SKU RAH081S30N

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Adjustment Mechanism	Screw
Maximum Inlet Pressure Rating	5000 PSI, 350 BAR	Pressure Control Range	200-3000 PSI, 13.8-210 BAR
Flow Rate	20 GAL/MIN, 75.8 L/MIN	Seal Material	Nitrile
Body Material	n/a	Division	Hydraulic Cartridge Systems Division
Division	Hydraulic Systems Division	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature	-30 °F	Maximum Operating Pressure	350 bar
Configuration	Pressure Relief	Actuation Type	Pressure Sensing
Maximum Pressure Setting	3000 psi	Cavity Size	C08-2
Operation Type	Automatic	Adjustment Mechanism	Screw
Function	Pilot Operated	Maximum Tank Pressure	5000 psi
Maximum Inlet Pressure Rating	350 bar	Weight	0.2 lb
Installation Torque	43-49 Nm	Maximum Operating Temperature	+250 °F
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	Operating Temperature	-30 to +250 °F
Mounting Type	Screw in cartridge valve	Standard Setting Pressure	103.5 bar
Pressure Control Sensitivity	859 per turn psi	Pressure Control Range	13.8-210 bar
Leak Rate	5 per @ 100 psi (6.8 bar) setting cm3/min	Reseat Pressure	90% of pressure setting
Maximum Flow Rate	75.8 L/min	Flow Rate	75.8 L/min

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