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Direct Acting Differential Area Relief Valves - RDH103K10

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
Partner Available:	Backordered

SKU: RDH103K10

$66.50

Products specifications

Attribute name	Attribute value
Body Material	n/a	Maximum Operating Pressure	5500 psi
Minimum Operating Temperature	-35 °F	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Division	Hydraulic Systems Division	Maximum Operating Temperature	+200 °F
Weight	0.5 lb	Function	Direct Acting
Actuation Type	Pressure Sensing	Cavity Size	C10-2
Operation Type	Automatic	Adjustment Mechanism	Knob
Maximum Tank Pressure	350 bar	Port Thread Size	n/a
Seal Material	D-Ring (Standard)	Maximum Flow Rate	20 Gal/min
Maximum Inlet Pressure Rating	5500 psi	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	-37 to +93 °C
Flow Rate	20 Gal/min	Installation Torque	69-75 Nm
Maximum Pressure Setting	1000 psi	Standard Setting Pressure	34.5 bar
Cracking Pressure	N/A psi	Pressure Control Range	6.9-69 bar
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 Sensitivity	9.8 per turn bar
Minimum Operating Pressure	380 bar
Mounting Type	Screw in cartridge valve	Adjustment Mechanism	Knob
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	100-1000 PSI, 6.9-69 BAR	Standard Setting Pressure	500 PSI, 34.5 BAR

Product resources

Literature and Reference Materials