

Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Dixon Valve & Coupling 3FM4 is a three-eighths inch industrial coupler with a one-half inch male National Pipe Thread Fine (M-NPTF) design. This coupler is crafted using high-quality steel, providing durability and strength for various applications.
The 3FM4 coupler is easy to install and provides a reliable solution for connecting piping systems in various environments. It meets industry standards for performance and safety.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
Add install kit to cart
—
Thanks for subscribing!
This email has been registered!