*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Pilot Operated Pressure Reducing Relieving Valves - PRH081S50

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).

Availability:	Backordered
Partner Available:	3 in stock

SKU: PRH081S50

$96.00

Products specifications

Attribute name	Attribute value
Weight	0.11 kg	Maximum Operating Pressure	350 bar
Maximum Pressure Setting	350 bar	Body Material	n/a
Division	Hydraulic Cartridge Systems Division	Minimum Operating Temperature	-35 °F
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Division	Hydraulic Systems Division
Maximum Operating Temperature	+200 °F	Flow Rate	30 L/min
Maximum Flow Rate	8 Gal/min	Function	Pilot Operated
Actuation Type	Pressure Sensing	Operation Type	Automatic
Adjustment Mechanism	Screw	Maximum Tank Pressure	5000 psi
Port Thread Size	n/a	Seal Material	D-Ring (Standard)
Cavity Size	C08-3	Configuration	Pressure Reducing/Relieving
Maximum Inlet Pressure Rating	5500 psi	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
Installation Torque	32-36 lb-ft	Leak Rate	N/A cc/min
Standard Setting Pressure	2500 psi	Pressure Control Sensitivity	1910 per turn psi
Cracking Pressure	N/A psi	Pressure Control Range	13.8-350 bar
Maximum Drain Flow Rate	0.56 L/min
Mounting Type	Screw in cartridge valve	Flow Rate	8 GAL/MIN, 30 L/MIN
Adjustment Mechanism	Screw	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