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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.

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.

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

SKU RDH083T50

$73.08/each

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

Product resources

Literature and Reference Materials