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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 RDH103T50 - 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. RDH103T50

$68.50/each

Products specifications

Attribute name	Attribute value
Pressure Control Range	138-350 bar	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check	Pressure Control Sensitivity	589 per turn psi
Maximum Operating Temperature	+93 °C	Cavity Size	C10-2
Mounting Type	Screw in cartridge valve	Leak Rate	.33 @ 75% Crack Pressure cm3/min
Standard Setting Pressure	172 bar	Body Material	N/A
Minimum Operating Pressure	380 bar	Division	Hydraulic Systems Division
Operating Temperature	-35 to +200 °F	Maximum Flow Rate	75 L/min
Operation Type	Automatic	Minimum Operating Temperature	-35 °F
Flow Rate	20 Gal/min	Installation Torque	51-55 lb-ft
Port Thread Size	N/A	Reseat Pressure	85% of pressure setting
Seal Material	D-Ring (Standard)	Actuation Type	Pressure Sensing
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Weight	0.23 kg
Adjustment Mechanism	Tamper Resistant	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Valve Material	All parts steel. All operating parts hardened steel	Maximum Operating Pressure	5500 psi
Maximum Pressure Setting	350 bar	Maximum Tank Pressure	5000 psi
Function	Direct Acting	Maximum Inlet Pressure Rating	5500 psi
Cracking Pressure	N/A psi	Adjustment Mechanism	Tamper Resistant
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	500-5000 PSI, 34.5-350 BAR
Standard Setting Pressure	2500 PSI, 172 BAR

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