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

RDH083S50V - 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.

Manufacturer: Parker

Availability:	Backordered Estimated Lead Time: 71 days
Partner Available:	Backordered

SKU RDH083S50V

$66.56/each

Products specifications

Attribute name	Attribute value
UOM	EA	Seal Material	Fluorocarbon
Adjustment Mechanism	Screw	Mounting Type	Screw in cartridge valve
Cracking Pressure	N/A	Flow Rate	12 GAL/MIN, 45 L/MIN
Maximum Inlet Pressure Rating	5500 PSI, 380 BAR	Standard Setting Pressure	2500 PSI, 172 BAR
Pressure Control Range	2000-5000 PSI, 138-350 BAR	Maximum Tank Pressure	350 bar
Function	Direct Acting	Adjustment Mechanism	Screw
Cavity Size	C08-2	Minimum Operating Temperature	-26 °C
Cracking Pressure	N/A psi	Mounting Type	Screw in cartridge valve
Pressure Control Range	138-350 bar	Port Thread Size	N/A
Actuation Type	Pressure Sensing	Pressure Control Sensitivity	614 per turn psi
Flow Rate	45 L/min	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Operating Temperature	-26 to +204 °C	Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check
Body Material	N/A	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Maximum Operating Pressure	5500 psi	Weight	0.43 lb
Installation Torque	31 Nm	Standard Setting Pressure	2500 psi
Division	Hydraulic Systems Division	Operation Type	Automatic
Reseat Pressure	75% of pressure setting	Leak Rate	.66 @ 75% Crack Pressure cm3/min
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Maximum Flow Rate	12 Gal/min
Maximum Operating Temperature	+400 °F	Maximum Inlet Pressure Rating	5500 psi
Minimum Operating Pressure	380 bar	Maximum Pressure Setting	5000 psi
Valve Material	All parts steel. All operating parts hardened steel	Seal Material	Fluorocarbon

Product resources

Literature and Reference Materials