WEATHERHEAD Quick Connect Hose Coupling: 1/2 in Body Size, 1/2 in Hose Fitting Size
The WEATHERHEAD Quick Connect Hose Coupling is a universal interchange brass quick-connect air coupling body with a 1/2" body size. It features a sleeve locking type and a 1/2" -14 thread size with FNPT connection…
SKU 3G-OTH-452206
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Product Description
The WEATHERHEAD Quick Connect Hose Coupling is a universal interchange brass quick-connect air coupling body with a 1/2" body size. It features a sleeve locking type and a 1/2" -14 thread size with FNPT connection, identified by manufacturer part number 520.
Frequently Asked Questions
What is the WEATHERHEAD Quick Connect Hose Coupling used for?
The WEATHERHEAD Quick Connect Hose Coupling is used for connecting and disconnecting air tools and hoses in industrial pneumatic systems. Its universal interchange design fits standard couplings, making it suitable for manufacturing, automotive repair, and general plant maintenance where quick air-line changes are needed.
What are the specifications of the WEATHERHEAD 520 quick connect coupling?
The WEATHERHEAD 520 is a brass quick-connect air coupling body with a 1/2" body size and 1/2" hose fitting size. It has a 1/2" -14 thread size, FNPT connection, and a sleeve locking type. The manufacturer part number is 520, and it is designed for universal interchange with standard pneumatic couplings.
Where to buy WEATHERHEAD quick connect couplings worldwide?
3G Electric supplies WEATHERHEAD quick connect couplings worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the WEATHERHEAD 520 or other pneumatic components for your operations.
How to install a WEATHERHEAD sleeve-lock quick connect coupling?
To install the WEATHERHEAD sleeve-lock coupling, first ensure the air supply is off. Apply thread sealant to the 1/2" -14 FNPT threads and hand-tighten onto the matching male fitting. Use a wrench for a secure fit, avoiding overtightening. Push the sleeve back to connect the plug; pull the sleeve forward to disconnect.
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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.









