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Parker RD102K03 - Direct Acting Relief Valves

Parker’s direct acting relief valves are available in several cavity sizes and are designed for continuous duty applications with pressures up to 420 bar (6000 psi) and flows up to 200 lpm (53 gpm).

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Brand Parker

Part No. RD102K03

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Products specifications

Attribute name	Attribute value
Body Material	n/a	Division	Hydraulic Systems Division
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Minimum Operating Temperature	-37 °C
Maximum Operating Temperature	+200 °F	Weight	0.5 lb
Function	Direct Acting	Configuration	Pressure Relief
Actuation Type	Pressure Sensing	Operation Type	Automatic
Adjustment Mechanism	Knob	Wire Mesh Screen Included	n/a
Cavity Size	C10-2	Maximum Operating Pressure	250 bar
Flow Rate	10 Gal/min	Seal Material	D-Ring (Standard)
Maximum Flow Rate	10 Gal/min	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Valve Material	All parts steel. All operating parts hardened steel	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Mounting Type	Screw in cartridge valve	Operating Temperature	-35 to +200 °F
Maximum Tank Pressure	210 bar	Maximum Inlet Pressure Rating	3600 psi
Installation Torque	50-56 Nm	Leak Rate	5 @ 75% Crack Pressure drops/min
Reseat Pressure	85% of pressure setting	Pressure Control Range	50-300 psi
Maximum Pressure Setting	20.7 bar	Standard Setting Pressure	10.3 bar
Pressure Control Sensitivity	39 per turn psi	Adjustment Mechanism	Knob
Seal Material	D-Ring (Standard)	Flow Rate	10 GAL/MIN, 38 L/MIN
Maximum Inlet Pressure Rating	3600 PSI, 250 BAR	Pressure Control Range	50-300 PSI, 3.5-20.7 BAR

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