BENEFITS
Quick connect and disconnect
TIME SAVINGS
No need for special tools
HIGH PERFORMANCE
Exceeds ISO 16028 operating pressures

Overview

  • Couplings provide a means of quickly connecting and disconnecting a line without a loss of fluid or entrance of air into a system.
 
  •  If equipment needs to be assembled quickly or if it needs routine servicing or repair, then a coupling is a better choice for a fluid connection.
  • When incorporating Quick Disconnect couplings, spillage of costly and dangerous liquids and other fluids can also be prevented. This contributes to a cleaner environment, making way for safer working conditions.

With hundreds of sizes and styles to choose from, Eaton has the right quick disconnect couplings for your next project. Our “core 4” offering represent the four most common, widely sold hydraulic and pneumatic quick disconnect styles that are easy to order, always in stock and ready to ship!

Core 4 hydraulic quick disconnects

  • FF / MLFF series
  • HK series
  • 5600 series
  • 5100 series

 

Flat Face / MLFF series

FF series superior flow saves cost by reducing fuel consumption.

Features:

-Standard sleeve lock prevents accidental disconnection.

-Industry leading flow and operating pressure performance.

-Guardian Seal zinc trivalent plating offers up to 1,000 of corrosion resistance.

-Color coded rings allow for easy identification of lines to prevent cross connecting.

-Connect under pressure plug able to connect up to 350 bar.

HK series

Eaton Hansen was the original designer of the HK coupling in 1915 setting the industry standard.

Features:

· Self-sealing poppet valve design provides excellent high and low pressure sealing.

· Zinc trivalent plated steel with stainless steel springs, balls and retaining rings.

·  PTFE back up seal

·  Wide array of customizations offered to suit all applications.

· Highest flow among leading manufacturers

· Higher flow equates to higher efficiency and less energy consumption

5600 series

Eaton’s 5600 Series offers a wide array of port configurations and multiple valved and non-valved configurations.

Features:

-Self-sealing poppet valve design provides excellent high and low pressure sealing.

-Streamlined valving provides minimum pressure drop.

-High resistance carbon steel with zinc trivalent plating.

-Wide array of customizations offered to suit all applications.

-Highest flow among leading manufacturers

5100 series

Commonly found on dump trailer wet lines, higher flow performance can reduce cycle time and increase productivity.

Features:

• Tubular valve construction for virtually no fluid loss during disconnection, reducing environmental and worker safety hazards.

• Low air inclusions and connect under pressure capability up to 500psi.

• Excellent vibration resistance and corrosion performance.

• Up to 115% more flow over competing brands

Core 4 Pneumatic quick disconnects

  • Auto-Flo series
  • 1000/400/500/3000-6000 series
  • 210/310 series
  • 2RL/3RL series

 

Auto-Flo series

Designed with high flow and easy automatic connections.

Features:

·Auto-Flo 23 is the first automatic universal quick disconnect coupling designed to operate with Industrial, ARO 210 and Tru Flate Interchange plugs/males.

· Easy, automatic push-to-connect design provides instantaneous connection and disconnection of lines.

·The universal design makes Auto-Flo an extremely flexible coupling series.

1000/400/500 series

Industrial Interchange coupling that is rugged and reliable designed for use with compressed air, gases, and liquids.

Features:

• Ball latching mechanism

• Optional sleeve lock prevents accidental disconnection

• All sizes accept US Industrial Interchange.

• 400 series accepts Tru-Flate Interchange.

• Brass body with nickel plated steel offers high corrosion resistance.

210/310 series

Eaton ARO 210/ 310 interchange offers rugged corrosion resistant performance.

Features:

·Eaton’s ARO 210/310 interchange offers a pin-lock design with alloy steel locking pins and automatic push-to-connect operation

·Zinc trivalent plated carbon steel offers high durability with superior corrosion performance

2RL/3RL series

Eaton’s 2RL/3RL ring lock series have a unique interchange which are designed for use with compressed air.

Features:

·High Flow capacity

·Push to connect with a ring lock sleeve designed to prevent accidental disconnection

·Standard body material: Zinc trivalent plated steel

Why use a quick disconnect coupling over a conventional threaded connection?

Traditional threaded fitting:

• No shut-off system: leakage after disconnection

• Cannot rotate while connected - line twisting decreases life of hose

• Additional assembly time

• Difficult handling, waste of time to disassemble (maintenance)

• Frequent disconnection effects seating performance, increases likelihood of leaking

Quick disconnect coupling:

• Shut-off system: sealing achieved upon disconnection

• Can rotate while connected, taking stress out of hose and extending life

• Ease of assembly in tight spaces

• Easy and fast to use (without tool), time saving and economical

• Increased mobility and access for maintenance

Eaton's newly redesigned Flat Face quick disconnect couplings

Our newly redesigned Flat Face (FF) quick disconnect couplings provide greater performance at higher pressures along with higher flow rates.

Key segments

  • Agriculture
  • Alternative energy
  • Commercial vehicle
  • Oil and gas
  • Construction & mining
  • Discret manufacturing & processing
  • Material handling

Multiplate flat face coupling system

Our innovative multiplate system (Multi-FF) extends all the benefits of Eaton flat face couplings. Designed for any application demanding multiple hydraulic fluid connections for power transmission, our brand new system supports two to six flat face couplings simultaneously.

Featured resources

Let’s work together

Built on a strong legacy of solving some of the industry’s toughest challenges, Eaton’s hydraulics business, together with our global network of Eaton-certified channel partners, has been supporting manufacturers with world-class products and expert service and support for more than 100 years. Our network is trained to help with everything from specifying to prototyping and system assembly to commissioning.
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