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

RDH083T50 - 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 RDH083T50

$73.08/each

Products specifications

Attribute name	Attribute value
UOM	EA	Seal Material	Nitrile
Adjustment Mechanism	Tamper Resistant	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	Cavity Size	C08-2
Cracking Pressure	N/A psi	Minimum Operating Temperature	-30 °F
Adjustment Mechanism	Tamper Resistant	Mounting Type	Screw in cartridge valve
Port Thread Size	N/A	Flow Rate	12 Gal/min
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check
Pressure Control Sensitivity	614 per turn psi	Operating Temperature	-34 to +121 °C
Pressure Control Range	2000-5000 psi	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Maximum Operating Pressure	5500 psi	Weight	0.19 kg
Body Material	N/A	Actuation Type	Pressure Sensing
Operation Type	Automatic	Standard Setting Pressure	2500 psi
Division	Hydraulic Systems Division	Installation Torque	31 Nm
Reseat Pressure	75% of pressure setting	Maximum Flow Rate	12 Gal/min
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Minimum Operating Pressure	380 bar
Maximum Pressure Setting	5000 psi	Seal Material	Nitrile
Leak Rate	10 @ 75% Crack Pressure drops/min	Maximum Inlet Pressure Rating	380 bar
Maximum Operating Temperature	+121 °C	Valve Material	All parts steel. All operating parts hardened steel
Maximum Tank Pressure	350 bar	Function	Direct Acting

Product resources

Literature and Reference Materials