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Parker PRH121T30 - 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).

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Brand Parker

Part No. PRH121T30

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Products specifications

Attribute name	Attribute value
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	-34 °C
Maximum Operating Pressure	350 bar	Actuation Type	Pressure Sensing
Maximum Pressure Setting	210 bar	Operation Type	Automatic
Adjustment Mechanism	Tamper Resistant	Function	Pilot Operated
Maximum Tank Pressure	5000 psi	Port Thread Size	n/a
Weight	0.27 kg	Cavity Size	C12-3
Maximum Flow Rate	30 Gal/min	Configuration	Pressure Reducing/Relieving
Maximum Inlet Pressure Rating	5500 psi	Maximum Operating Temperature	+250 °F
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	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Mounting Type	Screw in cartridge valve	Flow Rate	30 Gal/min
Installation Torque	75 Nm	Leak Rate	N/A cc/min
Maximum Drain Flow Rate	0.25 Gal/min	Standard Setting Pressure	1500 psi
Cracking Pressure	N/A psi	Pressure Control Range	20.7-210 bar
Pressure Control Sensitivity	60 per turn bar	Seal Material	Nitrile
Adjustment Mechanism	Tamper Resistant	Mounting Type	Screw in cartridge valve
Cracking Pressure	N/A	Flow Rate	30 GAL/MIN, 113.7 L/MIN
Pressure Control Range	300-3000 PSI, 20.7-210 BAR

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