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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.

RD163S10 - 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:	3 in stock

SKU RD163S10

$261.79/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	Pressure Control Range	200-1000 PSI, 13.8-69 BAR
Flow Rate	40 GAL/MIN, 151 L/MIN	Maximum Inlet Pressure Rating	3500 PSI, 240 BAR
Standard Setting Pressure	500 PSI, 34.5 BAR	Seal Material	Nitrile
Body Material	n/a	Maximum Operating Pressure	3500 psi
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Maximum Inlet Pressure Rating	3500 psi
Minimum Operating Temperature	-30 °F	Installation Torque	40 lb-ft
Weight	0.5 lb	Maximum Flow Rate	151 L/min
Function	Direct Acting	Actuation Type	Pressure Sensing
Operation Type	Automatic	Adjustment Mechanism	Screw
Port Thread Size	n/a	Cavity Size	C16-2
Flow Rate	40 Gal/min	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
Maximum Tank Pressure	210 bar	Maximum Pressure Setting	69 bar
Standard Setting Pressure	34.5 bar	Cracking Pressure	N/A psi
Pressure Control Range	13.8-69 bar	Reseat Pressure	80% of pressure setting
Leak Rate	.66 @ 75% Crack Pressure cm3/min	Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check
Pressure Control Sensitivity	104 per turn psi	Minimum Operating Pressure	240 bar

Product resources

Literature and Reference Materials