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PRH121S50 - 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).

Manufacturer: Parker

Availability:	Backordered Estimated Lead Time: 71 days
Partner Available:	14 in stock

SKU PRH121S50

$221.68/each

Bypass upcharge for backordered quantity

Products specifications

Attribute name	Attribute value
UOM	EA	Seal Material	Nitrile
Adjustment Mechanism	Screw	Mounting Type	Screw in cartridge valve
Cracking Pressure	N/A	Flow Rate	30 GAL/MIN, 113.7 L/MIN
Pressure Control Range	500-5000 PSI, 34.5-350 BAR	Leak Rate	N/A cc/min
Maximum Flow Rate	113.7 L/min	Division	Hydraulic Cartridge Systems Division
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Maximum Operating Temperature	+250 °F
Maximum Pressure Setting	350 bar	Seal Material	Nitrile
Maximum Inlet Pressure Rating	5500 psi	Maximum Tank Pressure	5000 psi
Valve Material	All parts steel. All operating parts hardened steel	Maximum Operating Pressure	5000 psi
Weight	0.6 lb	Body Material	N/A
Installation Torque	75 Nm	Maximum Drain Flow Rate	0.25 Gal/min
Operation Type	Automatic	Standard Setting Pressure	2500 psi
Division	Hydraulic Systems Division	Flow Rate	30 Gal/min
Port Thread Size	N/A	Mounting Type	Screw in cartridge valve
Pressure Control Range	34.5-350 bar	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Configuration	Pressure Reducing/Relieving	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Pressure Control Sensitivity	1711 per turn psi	Operating Temperature	-30 to +250 °F
Actuation Type	Pressure Sensing	Function	Pilot Operated
Cracking Pressure	N/A psi	Minimum Operating Temperature	-30 °F
Adjustment Mechanism	Screw	Cavity Size	C12-3

Product resources

Literature and Reference Materials