NIBCO Sweat Fitting Adapter: 3/4 in CTS x 3/4 in Pipe, Cup x MNPT, Wrot Copper (MPN 604-3/4)
SKU 3G-OTH-472332
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Frequently Asked Questions
What is NIBCO 604-3/4 sweat fitting adapter used for?
This NIBCO wrot copper adapter joins 3/4 in CTS copper tube to 3/4 in male NPT threaded pipe in plumbing and HVAC systems. It is commonly used for transitioning from copper tubing to threaded connections in water supply lines, hydronic heating, and industrial process piping.
What are the specifications of NIBCO 604-3/4 sweat fitting adapter?
The NIBCO 604-3/4 is a wrot copper sweat fitting adapter with a 3/4 in CTS cup x 3/4 in male NPT connection. It is designed for soldered installation on copper tube and provides a leak-tight transition to threaded pipe. The part number is 604-3/4.
Where to buy NIBCO 604-3/4 sweat fitting adapter worldwide?
3G Electric supplies and delivers the NIBCO 604-3/4 sweat fitting adapter worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility, whether you are in North America, Europe, Asia, or the Middle East.
How to install NIBCO 604-3/4 sweat fitting adapter?
Installation requires cleaning the copper tube and fitting cup with emery cloth, applying flux, assembling the joint, and heating with a torch until solder flows into the cup. Allow to cool naturally. For threaded connections, use PTFE tape or pipe dope on the male NPT end. Always follow local plumbing codes.
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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.









