DIXON VALVE & COUPLINGBowes Brass Quick-Connect Air Coupling Plugs

DIXON VALVE & COUPLING Quick Connect Hose Coupling: 1/2 in Body Size

SKU 3G-OTH-458290

Brand

DIXON VALVE & COUPLING

Item

Quick Connect Hose Coupling: 1/2 in Body Size

Technical Specifications

DIXON VALVE & COUPLING

Manufacturer Part Number

N4S4-B 

Hose Fitting Size

1/2 in 

Coupling Locking Type

Sleeve 

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Technical Documents

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DIXON VALVE & COUPLING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DIXON VALVE & COUPLING Bowes Brass Quick-Connect Air Coupling Plug (MPN N4S4-B) is a 1/2 in body-size, sleeve-locking hose coupling. 3G Electric interprets demand for this fitting across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as an authorised distributor for brands including FBR, Interpump, Riello, Beckett, Schneider, ABB, Siemens, SKF, Festo, and Fluke.

Frequently Asked Questions

What is the DIXON VALVE & COUPLING N4S4-B quick connect hose coupling used for?

The DIXON VALVE & COUPLING N4S4-B is a Bowes brass quick-connect air coupling plug used to connect pneumatic tools and hoses in industrial settings. It provides a secure, sleeve-locking connection for compressed air systems in manufacturing, maintenance, and repair operations.

What are the specifications of the DIXON VALVE & COUPLING N4S4-B?

The DIXON VALVE & COUPLING N4S4-B has a 1/2 in body size and a 1/2 in hose fitting size. It features a sleeve locking type and is made of brass. The manufacturer part number is N4S4-B.

Where to buy the DIXON VALVE & COUPLING N4S4-B worldwide?

3G Electric supplies the DIXON VALVE & COUPLING N4S4-B worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source this coupling and support your procurement needs across 14 departments.

How to install the DIXON VALVE & COUPLING N4S4-B quick connect coupling?

To install the DIXON VALVE & COUPLING N4S4-B, push the plug into the socket until the sleeve locks. Ensure the hose is properly attached to the 1/2 in fitting. Always depressurize the system before connection or disconnection to avoid injury.

Used in

Common applications for DIXON VALVE & COUPLING

Chemical transfer — Dixon Type D forged brass cam and groove couplings for loading and unloading hoses in chemical processing plants.

Compressed air systems — Dixon Bowes Safety-Lock steel quick-connect plugs (e.g., N4M4-LS) for pneumatic tool connections in manufacturing facilities.

Marine fuel handling — Dixon Type C 316 stainless steel cam and groove couplings for fuel transfer hoses on vessels and docks.

Bulk material handling — Dixon Type AL stainless steel adapters (e.g., 150-AL-SS) for connecting hoses to flanged pipes in grain or powder transfer systems.

Water supply lines — Dixon Type F forged brass adapters for temporary water connections in construction or agricultural irrigation.

Dust protection — Dixon Type DC stainless steel dust caps for sealing unused cam and groove couplings in outdoor or washdown environments.

DIXON VALVE & COUPLING Products

3G Electric supplies DIXON VALVE & COUPLING bowes brass 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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