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PARKER Hydraulic Quick Connect Hose Coupling: 1/4 in Coupling Size, Steel, Nitrile - 71 Series Hydraulic Quick-Connect Coupling Plugs
PARKER71 Series Hydraulic Quick-Connect Coupling Plugs

PARKER Hydraulic Quick Connect Hose Coupling: 1/4 in Coupling Size, Steel, Nitrile

The PARKER 71 Series Hydraulic Quick-Connect Coupling Plug (MPN 71-3N4-4EF) is a steel-bodied, nitrile-sealed coupling with a 1/4 in coupling size and Female UNF connection. 3G Electric interprets this demand and…

SKU 3G-OTH-457319

Brand
PARKER
Item
Hydraulic Quick Connect Hose Coupling: 1/4 in Coupling Size, Steel, Nitrile
Category
71 Series Hydraulic Quick-Connect Coupling Plugs
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Technical Specifications

PARKER
Manufacturer Part Number
71-3N4-4EF
Type
Steel, Nitrile, Female UNF
Body Material
Steel
Seal Material
Nitrile
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PARKER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PARKER 71 Series Hydraulic Quick-Connect Coupling Plug (MPN 71-3N4-4EF) is a steel-bodied, nitrile-sealed coupling with a 1/4 in coupling size and Female UNF connection. 3G Electric interprets this demand and sources the genuine PARKER part, backed by our specialist expertise in pumps and controls across 14 industrial departments.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the PARKER 71 Series hydraulic quick-connect coupling used for?

The PARKER 71 Series hydraulic quick-connect coupling plug (MPN 71-3N4-4EF) is used for rapid, leak-free connection and disconnection of hydraulic lines in industrial fluid power systems. It is commonly applied in mobile equipment, machine tools, and hydraulic power units where reliable sealing and easy maintenance are required.

What are the specifications of the PARKER 71-3N4-4EF coupling?

The PARKER 71-3N4-4EF is a 1/4 in coupling size, steel-bodied, nitrile-sealed hydraulic quick-connect coupling plug with a Female UNF thread. It is part of the 71 Series and is designed for high-pressure hydraulic applications. The nitrile seal provides good resistance to petroleum-based fluids.

Where to buy PARKER 71-3N4-4EF worldwide?

3G Electric supplies the genuine PARKER 71-3N4-4EF hydraulic quick-connect coupling plug to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. As a specialist in pumps and controls across 14 industrial departments, we source the right PARKER part for your application.

How to install a PARKER 71 Series quick-connect coupling?

To install the PARKER 71 Series quick-connect coupling, ensure the mating halves are clean and undamaged. Apply a compatible lubricant to the seal. Push the plug into the socket until it locks. For threaded connections, tighten to the manufacturer's recommended torque. Always depressurize the system before connection or disconnection.

Used in

Common applications for PARKER
Injection molding machine proportional directional control — Parker solenoid coils and proportional valve cartridges for mold-closing and hydraulic actuation circuits
Construction equipment hydraulic steering and boom control — Parker directional control valves with solenoid actuation for excavator and loader hydraulic systems
Industrial press forming systems — Parker pressure-relief and proportional directional valves for tonnage control and cycle sequencing
Material-handling conveyor systems — Parker proportional control valves with solenoid pilot stages for smooth load acceleration and deceleration
Tire-building machinery — Parker solenoid-actuated directional cartridges for synchronized multi-axis hydraulic positioning
Forestry and mobile equipment — Parker valve spools and solenoid assemblies rated for harsh-environment hydraulic circuits and mobile-duty pressure cycling

PARKER Products

3G Electric supplies PARKER 71 series hydraulic quick-connect coupling plugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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