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Direct Acting Differential Area Relief Valves - RDH103K20

Name: Direct Acting Differential Area Relief Valves - RDH103K20
SKU: RDH103K20
Availability: OutOfStock

Parker’s direct acting differential area relief valves are for fast response intermittent applications and work up to 380 bar (5500 psi) and 151 lpm (40 gpm). These valves have lower leakage rates and pressure rise than standard direct acting reliefs.

Availability: Backordered

SKU: RDH103K20

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Products specifications

Attribute name	Attribute value
Body Material	N/A	Maximum Operating Pressure	5500 psi
Division	Hydraulic Systems Division	Minimum Operating Temperature	-35 °F
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Maximum Operating Temperature	+200 °F
Actuation Type	Pressure Sensing	Function	Direct Acting
Operation Type	Automatic	Adjustment Mechanism	Knob
Cavity Size	C10-2	Maximum Tank Pressure	350 bar
Port Thread Size	n/a	Seal Material	D-Ring (Standard)
Weight	0.5 lb	Maximum Inlet Pressure Rating	380 bar
Maximum Flow Rate	75 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
Flow Rate	75 L/min	Installation Torque	51-55 lb-ft
Standard Setting Pressure	1000 psi	Maximum Pressure Setting	138 bar
Cracking Pressure	N/A psi	Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check
Reseat Pressure	85% of pressure setting	Leak Rate	.33 @ 75% Crack Pressure cm3/min
Pressure Control Range	500-2000 psi	Pressure Control Sensitivity	17 per turn bar
Minimum Operating Pressure	380 bar
Adjustment Mechanism	Knob	Mounting Type	Screw in cartridge valve
Cracking Pressure	N/A	Seal Material	D-Ring (Standard)
Flow Rate	20 GAL/MIN, 75 L/MIN	Maximum Inlet Pressure Rating	5500 PSI, 380 BAR
Pressure Control Range	500-2000 PSI, 34.5-138 BAR	Standard Setting Pressure	1000 PSI, 69 BAR

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