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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.

RDH083S15 - 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: 36 days
Partner Available:	Backordered

SKU RDH083S15

$59.38/each

Bypass upcharge for backordered quantity. Check this box if you prefer to backorder out of stock quantities from Hyspeco for this item, then click Add To Cart.

Products specifications

Attribute name	Attribute value
UOM	EA	Seal Material	Nitrile
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	Pressure Control Range	100-1500 PSI, 6.9-103.5 BAR
Standard Setting Pressure	750 PSI, 51.7 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	-34 °C
Function	Direct Acting	Actuation Type	Pressure Sensing
Cavity Size	C08-2	Operation Type	Automatic
Adjustment Mechanism	Screw	Maximum Tank Pressure	5000 psi
Port Thread Size	n/a	Maximum Flow Rate	12 Gal/min
Flow Rate	45 L/min	Maximum Inlet Pressure Rating	380 bar
Maximum Operating Temperature	+250 °F	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
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	100-1500 psi
Maximum Pressure Setting	1500 psi	Standard Setting Pressure	51.7 bar
Pressure Control Sensitivity	218 per turn psi	Minimum Operating Pressure	380 bar

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Literature and Reference Materials