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WEATHERHEAD Universal Interchange Steel Quick-Connect Air Coupling Plug - Universal Interchange Steel Quick-Connect Air Coupling Plugs
WEATHERHEADUniversal Interchange Steel Quick-Connect Air Coupling Plugs

WEATHERHEAD Universal Interchange Steel Quick-Connect Air Coupling Plug

The WEATHERHEAD Quick Connect Hose Coupling (SKU 3G-OTH-451961) is a universal interchange steel quick-connect air coupling plug with a 3/8 in body size and 1/2 in hose fitting size. This sleeve-locking coupling (MPN…

SKU 3G-OTH-451961

Brand
WEATHERHEAD
Item
Universal Interchange Steel Quick-Connect Air Coupling Plug
Part Number
408
Category
Universal Interchange Steel Quick-Connect Air Coupling Plugs
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Technical Specifications

WEATHERHEAD
Manufacturer Part Number
408
Type
Sleeve
Hose Fitting Size
1/2 in
Coupling Locking Type
Sleeve

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WEATHERHEAD Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WEATHERHEAD Quick Connect Hose Coupling (SKU 3G-OTH-451961) is a universal interchange steel quick-connect air coupling plug with a 3/8 in body size and 1/2 in hose fitting size. This sleeve-locking coupling (MPN 408) is designed for industrial air-line applications.

Frequently Asked Questions

What is the WEATHERHEAD Quick Connect Hose Coupling used for?

The WEATHERHEAD Quick Connect Hose Coupling (MPN 408) is used for industrial air-line applications. It connects and disconnects pneumatic tools and hoses quickly, with a sleeve-locking mechanism for secure attachment. This universal interchange steel coupling is suitable for general plant maintenance and assembly operations.

What are the specifications of the WEATHERHEAD 408 coupling?

The WEATHERHEAD 408 coupling has a 3/8 in body size and a 1/2 in hose fitting size. It features a sleeve locking type and is made of steel for durability. The manufacturer part number is 408, and it is a universal interchange quick-connect air coupling plug designed for industrial air-line use.

Where to buy WEATHERHEAD 408 quick connect coupling worldwide?

You can source the WEATHERHEAD 408 quick connect coupling worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact them for availability and to place an order for this sleeve-locking air coupling.

How to install the WEATHERHEAD sleeve-locking coupling?

To install the WEATHERHEAD sleeve-locking coupling, first ensure the air supply is off. Push the coupling onto the mating plug until the sleeve locks into place. Verify a secure connection by tugging gently. For disconnection, pull back the sleeve to release the plug. Always follow standard pneumatic safety practices.

Used in

Common applications for WEATHERHEAD
Hydraulic power units — Weatherhead 7000 Series Ermeto compression nuts and Ermeto Flareless adapters for leak-tight tube connections on 1/8 in to 7/8 in OD steel tubing.
Pneumatic control panels — Weatherhead flareless bite-type compression elbows and tees for routing air lines without flaring, with thread sizes such as 1/2-20 and 9/16-18.
Lubrication systems — Weatherhead compression fitting plugs (e.g., MPN 7229X05) to seal tube ends or ports in centralized lubrication circuits.
Industrial fluid transfer — Weatherhead quick-connect couplings for temporary or frequent connection of hydraulic hoses and tubing in maintenance operations.
High-pressure hydraulic circuits — Weatherhead hydraulic flange fittings for secure connections on large-diameter tubing and hose assemblies.
Flow control in test stands — Weatherhead needle valves for precise adjustment of fluid flow in hydraulic and pneumatic test rigs.
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WEATHERHEAD Products

3G Electric supplies WEATHERHEAD universal interchange steel quick-connect air 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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