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Parker PRH081S50 - Pilot Operated Pressure Reducing Relieving Valves

Parker’s pilot operated acting reducing & relieving valves are used in applications where specific functions require reduced and regulated pressure. Capable of flows up to 150 lpm (40 gpm) and pressures up to 380 bar (5500 psi).

AFP Availability:	Quote Required
Partner Available:	10 In Stock

Brand Parker

Part No. PRH081S50

$117.17/each

Products specifications

Attribute name	Attribute value
UOM	EA	Pressure Control Sensitivity	1910 per turn psi
Maximum Tank Pressure	5000 psi	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Configuration	Pressure Reducing/Relieving	Pressure Control Range	13.8-350 bar
Maximum Operating Temperature	+200 °F	Cavity Size	C08-3
Division	Hydraulic Cartridge Systems Division	Standard Setting Pressure	2500 psi
Leak Rate	N/A cc/min	Body Material	N/A
Operating Temperature	-35 to +200 °F	Mounting Type	Screw in cartridge valve
Maximum Flow Rate	8 Gal/min	Operation Type	Automatic
Maximum Drain Flow Rate	0.56 L/min	Division	Hydraulic Systems Division
Installation Torque	32-36 lb-ft	Minimum Operating Temperature	-35 °F
Actuation Type	Pressure Sensing	Flow Rate	30 L/min
Port Thread Size	N/A	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Weight	0.11 kg	Seal Material	D-Ring (Standard)
Valve Material	All parts steel. All operating parts hardened steel	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Maximum Operating Pressure	350 bar	Maximum Pressure Setting	350 bar
Function	Pilot Operated	Maximum Inlet Pressure Rating	5500 psi
Adjustment Mechanism	Screw	Cracking Pressure	N/A psi
Adjustment Mechanism	Screw	Flow Rate	8 GAL/MIN, 30 L/MIN
Mounting Type	Screw in cartridge valve	Cracking Pressure	N/A
Seal Material	D-Ring (Standard)	Pressure Control Range	200-5000 PSI, 13.8-350 BAR

Product resources

Literature and Reference Materials