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Parker RU104S12BV - 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. RU104S12BV

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Products specifications

Attribute name	Attribute value
Installation Torque	37-41	Maximum Tank Pressure	3000
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Function	Unloading Relief Valve
Adjustment Mechanism	Screw	Valve Material	All parts steel. All operating parts hardened steel
Maximum Inlet Pressure Rating	3600	Actuation Type	Pressure Sensing
Operating Temperature	-15 to +400	Seal Material	Fluorocarbon
Division	Hydraulic Systems Division	Pressure Control Range	800-1200
Body Material	n/a	Weight	0.45
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Flow Rate	0.25
Maximum Pressure Setting	1200	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Maximum Operating Pressure	3600	Standard Setting Pressure	1000
Cavity Size	C10-4	Maximum Operating Temperature	+400
Leak Rate	n/a	Minimum Operating Temperature	-15
Division	Hydraulic Valve Systems Division	Maximum Flow Rate	0.25
Seal Material	Fluorocarbon	Adjustment Mechanism	Screw
Maximum Flow Rate	0.25 GAL/MIN, 1 L/MIN	Pressure Control Range	800-1200 PSI, 55.2-82.7 BAR

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