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WEATHERHEAD Universal Interchange Brass Quick-Connect Air Coupling Body - Universal Interchange Brass Quick-Connect Air Coupling Bodies
WEATHERHEADUniversal Interchange Brass Quick-Connect Air Coupling Bodies

WEATHERHEAD Universal Interchange Brass Quick-Connect Air Coupling Body

The WEATHERHEAD Quick Connect Hose Coupling is a universal interchange brass quick-connect air coupling body with a 3/8-inch body size. It features a push-to-connect locking type and a 3/8-inch-18 thread size…

SKU 3G-OTH-452235

Brand
WEATHERHEAD
Item
Universal Interchange Brass Quick-Connect Air Coupling Body
Part Number
4300
Category
Universal Interchange Brass Quick-Connect Air Coupling Bodies
Available to Order
Also known as:4300WEATHERHEAD
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Technical Specifications

WEATHERHEAD
Manufacturer Part Number
4300
Type
Push-to-Connect
Thread Size
3/8"-18
Hose Fitting Size
3/8 in
Coupling Locking Type
Push-to-Connect

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

Product Description

The WEATHERHEAD Quick Connect Hose Coupling is a universal interchange brass quick-connect air coupling body with a 3/8-inch body size. It features a push-to-connect locking type and a 3/8-inch-18 thread size, identified by manufacturer part number 4300.

Frequently Asked Questions

What is the WEATHERHEAD 4300 quick connect hose coupling used for?

The WEATHERHEAD 4300 is a universal interchange brass quick-connect air coupling body used to connect pneumatic tools and hoses in industrial compressed air systems. Its push-to-connect locking type enables one-handed operation for fast tool changes in manufacturing, automotive, and maintenance applications.

What are the specifications of the WEATHERHEAD 4300 coupling?

The WEATHERHEAD 4300 coupling has a 3/8 in body size, 3/8 in hose fitting size, and a 3/8\"-18 thread size. It uses a push-to-connect locking type and is made of brass. The manufacturer part number is 4300. This universal interchange design fits standard pneumatic couplers and plugs.

Where to buy the WEATHERHEAD 4300 quick connect coupling worldwide?

3G Electric supplies the WEATHERHEAD 4300 quick connect hose coupling worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this universal interchange brass air coupling body.

How to install a push-to-connect air coupling like the WEATHERHEAD 4300?

To install the WEATHERHEAD 4300, first ensure the air line is depressurized. Apply thread sealant to the 3/8\"-18 male threads and hand-tighten the coupling body onto the hose fitting or adapter. Use a wrench for final snugging—avoid overtightening. Push the plug in until it locks; pull back to confirm secure connection.

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 brass quick-connect air coupling bodies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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