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Parker RU101K10C - Unloading Relief Valves

Parker’s unloading pressure control valves automatically charge and maintain a specific pressure range within accumulators by loading and unloading pump flow. Usable with fixed or variable pumps and pressure of 420 bar (6000 psi) and flow up to 1 gpm.

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Brand Parker

Part No. RU101K10C

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Products specifications

Attribute name	Attribute value
Maximum Inlet Pressure Rating	3500 psi	Adjustment Mechanism	Knob
Maximum Flow Rate	3.75 L/min	Installation Torque	16 lb-ft
Leak Rate	0.66 (port 2 to 3), 3 (port 1 to 2) cm3/min	Function	Unloading Relief Valve
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Valve Material	All parts steel. All operating parts hardened steel
Maximum Tank Pressure	3000 psi	Maximum Pressure Setting	69 bar
Division	Hydraulic Cartridge Systems Division	Division	Hydraulic Systems Division
Body Material	n/a	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Actuation Type	Pressure Sensing	Pressure Control Range	100-1000 psi
Seal Material	Nitrile	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Standard Setting Pressure	500 psi	Weight	0.23 kg
Cavity Size	C10-3	Minimum Operating Temperature	-30 °F
Flow Rate	1 Gal/min	Maximum Operating Pressure	3500 psi
Maximum Operating Temperature	+250 °F	Operating Temperature	-34 to +121 °C
Seal Material	Nitrile	Adjustment Mechanism	Knob
Maximum Flow Rate	1 GAL/MIN, 3.75 L/MIN	Pressure Control Range	100-1000 PSI, 6.9-69 BAR

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