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Parker E2A040ZNMK3 - Standard Pilot Assisted Load Control Valves

Parker’s piloted load control valves are designed to operate independent of downstream pressure to prevent runaway loads under dynamic conditions using a pilot signal, handling pressures up to 420 bar (6000 psi) and flows up to 350 lpm (90 gpm).

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Brand Parker

Part No. E2A040ZNMK3

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Actuation Type	Pilot Operated
Port Size	n/a	Body Material	n/a
Division	Hydraulic Cartridge Systems Division	Pilot Location	External
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Minimum Operating Temperature	-30 °F
Installation Torque	54 Nm	Maximum Operating Pressure	350 bar
Division	Mobile Hydraulic Systems Division Europe	Adjustment Mechanism	Screw
Maximum Inlet Pressure Rating	350 bar	Port Thread Size	n/a
Weight	0.6 lb	Function	Counterbalance Valve
Mounting Type	Threaded Cartridge Valve	Operating Temperature	-34° to +121° °C
Maximum Flow Rate	60 L/min	Cavity Size	68-1
Maximum Operating Temperature	+121 °C	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Valve Material	All parts steel. All operating parts hardened steel	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Flow Rate	15.9 Gal/min	Leak Rate	6 @ 1450 PSI (100 BAR) drops/min
Flow Direction	Cylinder port 1, Valve port 2, Pilot port 3	Holding Pressure	3120 psi
Pilot Pressure Ratio	8:01	Pressure Control Range	725-5000 psi
Pressure Control Sensitivity	99 per turn bar	Seal Material	Nitrile
Port Size	n/a	Adjustment Mechanism	Screw
Mounting Type	Threaded Cartridge Valve	Holding Pressure	3120 PSI, 215 BAR
Maximum Flow Rate	15.9 GAL/MIN, 60 L/MIN	Pilot Pressure Ratio	8:1
Pressure Control Range	725-5000 PSI, 50-350 BAR

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