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

Direct Acting Differential Area Relief Valves - RDH103S20

Name: Direct Acting Differential Area Relief Valves - RDH103S20
SKU: RDH103S20
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: RDH103S20

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Products specifications

Attribute name	Attribute value
Body Material	N/A	Weight	0.23 kg
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	Screw	Cavity Size	C10-2
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	380 bar	Flow Rate	20 Gal/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	-37 to +93 °C	Installation Torque	69-75 Nm
Standard Setting Pressure	69 bar	Maximum Pressure Setting	138 bar
Cracking Pressure	N/A psi	Leak Rate	5 @ 75% Crack Pressure drops/min
Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check	Reseat Pressure	85% of pressure setting
Pressure Control Range	34.5-138 bar	Pressure Control Sensitivity	246 per turn psi
Minimum Operating Pressure	380 bar
Adjustment Mechanism	Screw	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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