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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.

Availability: Backordered

SKU: RU104S12B

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Products specifications

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

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