*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Parker RU104T12B - 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. RU104T12B

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Products specifications

Attribute name	Attribute value
Division	Hydraulic Valve Systems Division	Cavity Size	C10-4
Standard Setting Pressure	1000	Minimum Operating Temperature	-35
Maximum Tank Pressure	3000	Installation Torque	37-41
Operating Temperature	-35 to +250	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Function	Unloading Relief Valve	Valve Material	All parts steel. All operating parts hardened steel
Weight	0.45	Body Material	n/a
Division	Hydraulic Systems Division	Maximum Inlet Pressure Rating	3600
Pressure Control Range	800-1200	Adjustment Mechanism	Tamper Resistant
Actuation Type	Pressure Sensing	Maximum Operating Temperature	+200
Flow Rate	0.25	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Maximum Flow Rate	0.25	Seal Material	D-Ring (Standard)
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Maximum Operating Pressure	3600
Leak Rate	n/a	Maximum Pressure Setting	1200
Adjustment Mechanism	Tamper Resistant	Pressure Control Range	800-1200 PSI, 55.2-82.7 BAR
Seal Material	D-Ring (Standard)	Maximum Flow Rate	0.25 GAL/MIN, 1 L/MIN

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