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Unloading Relief Valves - RU104S12B

Name: Unloading Relief Valves - RU104S12B
SKU: RU104S12B
Availability: OutOfStock

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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SKU: RU104S12B

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Products specifications

Attribute name	Attribute value
Body Material	n/a	Flow Rate	0.25 Gal/min
Adjustment Mechanism	Screw	Pressure Control Range	55.2-82.7 bar
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Maximum Inlet Pressure Rating	250 bar
Division	Hydraulic Systems Division	Installation Torque	50-56 Nm
Valve Material	All parts steel. All operating parts hardened steel	Function	Unloading Relief Valve
Cavity Size	C10-4	Leak Rate	48 @ 3000 PSI (250 BAR) cm3/min
Maximum Pressure Setting	1200 psi	Weight	1 kg
Maximum Operating Temperature	+93 °C	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Standard Setting Pressure	69 bar	Maximum Tank Pressure	3000 psi
Minimum Operating Temperature	-35 °F	Seal Material	D-Ring (Standard)
Maximum Operating Pressure	3600 psi	Maximum Flow Rate	0.25 Gal/min
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Actuation Type	Pressure Sensing
Operating Temperature	-35 to +250 °F	Division	Hydraulic Cartridge Systems Division
Adjustment Mechanism	Screw	Pressure Control Range	800-1200 PSI, 55.2-82.7 BAR
Maximum Flow Rate	0.25 GAL/MIN, 1 L/MIN	Seal Material	D-Ring (Standard)

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