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*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Parker RDH103S50N - 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.

AFP Availability:	Quote Required
Partner Available:	Quote Required

Brand Parker

Part No. RDH103S50N

$61.75/each

Products specifications

Attribute name	Attribute value
UOM	EA	Operating Temperature	-34 to +121 °C
Division	Hydraulic Systems Division	Operation Type	Automatic
Body Material	N/A	Minimum Operating Pressure	380 bar
Maximum Flow Rate	20 Gal/min	Installation Torque	51-55 lb-ft
Minimum Operating Temperature	-34 °C	Flow Rate	20 Gal/min
Reseat Pressure	85% of pressure setting	Port Thread Size	N/A
Actuation Type	Pressure Sensing	Seal Material	Nitrile
Valve Material	All parts steel. All operating parts hardened steel	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Weight	0.5 lb	Maximum Operating Pressure	5500 psi
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Adjustment Mechanism	Screw
Maximum Pressure Setting	5000 psi	Maximum Tank Pressure	5000 psi
Function	Direct Acting	Maximum Inlet Pressure Rating	380 bar
Cracking Pressure	N/A psi	Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Pressure Control Range	2000-5000 psi
Pressure Control Sensitivity	40.6 per turn bar	Cavity Size	C10-2
Maximum Operating Temperature	+121 °C	Leak Rate	.33 @ 75% Crack Pressure cm3/min
Mounting Type	Screw in cartridge valve	Standard Setting Pressure	172 bar
Seal Material	Nitrile	Adjustment Mechanism	Screw
Mounting Type	Screw in cartridge valve	Cracking Pressure	N/A
Flow Rate	20 GAL/MIN, 75 L/MIN	Maximum Inlet Pressure Rating	5500 PSI, 380 BAR
Pressure Control Range	500-5000 PSI, 34.5-350 BAR	Standard Setting Pressure	2500 PSI, 172 BAR

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