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Parker RD102K18 - 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. RD102K18

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Products specifications

Attribute name	Attribute value
Body Material	n/a	Flow Rate	38 L/min
Division	Hydraulic Systems Division	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature	-37 °C	Weight	0.23 kg
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
Seal Material	D-Ring (Standard)	Maximum Flow Rate	38 L/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 Operating Temperature	+93 °C
Maximum Tank Pressure	210 bar	Maximum Inlet Pressure Rating	3600 psi
Installation Torque	37-41 lb-ft	Maximum Pressure Setting	1800 psi
Leak Rate	5 @ 75% Crack Pressure drops/min	Reseat Pressure	85% of pressure setting
Pressure Control Range	13.8-124 bar	Standard Setting Pressure	62 bar
Pressure Control Sensitivity	234 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	200-1800 PSI, 13.8-124 BAR

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