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Parker RDH103F30N - Direct Acting Differential Area Relief Valves

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.

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Brand Parker

Part No. RDH103F30N

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Products specifications

Attribute name	Attribute value
Flow Rate	20	Seal Material	Nitrile
Body Material	n/a	Minimum Operating Temperature	-30
Division	Hydraulic Systems Division	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Weight	0.5	Maximum Operating Pressure	5500
Function	Direct Acting	Actuation Type	Pressure Sensing
Maximum Pressure Setting	3000	Operation Type	Automatic
Cavity Size	C10-2	Maximum Tank Pressure	5000
Pressure Control Sensitivity	n/a	Port Thread Size	n/a
Cracking Pressure	n/a	Maximum Flow Rate	20
Adjustment Mechanism	Fixed	Maximum Inlet Pressure Rating	5500
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	Operating Temperature	-30 to +250
Maximum Operating Temperature	+250	Mounting Type	Screw in cartridge valve
Installation Torque	51-55	Standard Setting Pressure	1500
Leak Rate	5 @ 75% Crack Pressure	Reseat Pressure	85% of pressure setting
Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check	Minimum Operating Pressure	380
Pressure Control Range	1000-3000	Seal Material	Nitrile
Mounting Type	Screw in cartridge valve	Cracking Pressure	N/A
Adjustment Mechanism	Fixed	Flow Rate	20 GAL/MIN, 75 L/MIN
Maximum Inlet Pressure Rating	5500 PSI, 380 BAR	Pressure Control Range	500-3000 PSI, 34.5-210 BAR
Standard Setting Pressure	1500 PSI, 103.5 BAR

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