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Parker RU101F20C - 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. RU101F20C

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Products specifications

Attribute name	Attribute value
Maximum Operating Pressure	3500	Valve Material	All parts steel. All operating parts hardened steel
Function	Unloading Relief Valve	Adjustment Mechanism	Fixed
Maximum Operating Temperature	+250	Pressure Control Range	n/a
Body Material	n/a	Installation Torque	16
Seal Material	Nitrile	Actuation Type	Pressure Sensing
Division	Hydraulic Systems Division	Minimum Operating Temperature	-30
Maximum Flow Rate	1	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Maximum Pressure Setting	2000	Maximum Inlet Pressure Rating	3500
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Division	Hydraulic Valve Systems Division
Cavity Size	C10-3	Standard Setting Pressure	1000
Leak Rate	10 (port 2 to 3), 60 (port 1 to 2)	Maximum Tank Pressure	3000
Flow Rate	1	Weight	0.5
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Operating Temperature	-30 to +250
Maximum Flow Rate	1 GAL/MIN, 3.75 L/MIN	Adjustment Mechanism	Fixed
Pressure Control Range	150-2000 PSI, 10.3-138 BAR	Seal Material	Nitrile

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