NIBCO Sweat Fitting Adapter: 1/4 in CTS x 1/4 in Pipe, Cup x MNPT, Wrot Copper (MPN 604-1/4)
SKU 3G-OTH-472290
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Frequently Asked Questions
What is a NIBCO sweat fitting adapter used for?
A NIBCO sweat fitting adapter joins copper tubing to threaded pipe connections. The 1/4 in CTS cup end solders onto copper tube, while the MNPT end connects to male threaded fittings. It is used in plumbing, HVAC, and industrial piping systems for reliable, leak-free transitions.
What are the specifications of the NIBCO 604-1/4 sweat adapter?
The NIBCO 604-1/4 is a wrot copper sweat fitting adapter with a 1/4 in CTS cup x 1/4 in pipe MNPT connection. It features a Cup x MNPT configuration and is made from wrot copper for durability. The manufacturer part number is 604-1/4.
Where to buy NIBCO sweat fitting adapter 604-1/4 worldwide?
3G Electric supplies the NIBCO 604-1/4 sweat fitting adapter worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this wrot copper adapter for your plumbing or industrial application.
How to install a NIBCO sweat fitting adapter?
To install a NIBCO sweat fitting adapter, clean the copper tube and fitting cup, apply flux, then heat evenly with a torch until solder flows into the joint. Allow to cool without disturbance. For the threaded MNPT end, use pipe thread sealant and tighten to standard torque. Always follow local codes.
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Common applications for NIBCONIBCO Products
3G Electric supplies NIBCO wrot copper tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









