NIBCO Sweat Fitting Coupling: 1 1/4 in CTS x 3/4 in CTS, Cup x FTG
SKU 3G-OTH-472446
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Frequently Asked Questions
What is NIBCO 600-11/4X3/4 wrot copper coupling used for?
This NIBCO sweat fitting coupling joins 1 1/4 in CTS to 3/4 in CTS copper tubing in plumbing and HVAC systems. The cup x FTG design allows a secure soldered connection for water supply lines, heating loops, and industrial piping where reducing tube size is required.
What are the specifications of NIBCO 600-11/4X3/4 coupling?
This NIBCO wrot copper coupling has a cup x FTG configuration, connecting 1 1/4 in CTS to 3/4 in CTS tubing. The manufacturer part number is 600-11/4X3/4. It is designed for sweat/solder installation and meets standard copper fitting dimensions for reliable flow reduction.
Where to buy NIBCO 600-11/4X3/4 coupling worldwide?
3G Electric supplies and delivers the NIBCO 600-11/4X3/4 wrot copper coupling worldwide. We handle full logistics and customs clearance to ensure your order reaches any global destination. Contact us for availability and lead time on this sweat fitting coupling.
How to install NIBCO 600-11/4X3/4 wrot copper coupling?
Clean and flux both tube ends and the cup x FTG sockets of the NIBCO coupling. Assemble the 1 1/4 in CTS and 3/4 in CTS tubes fully into the fitting. Apply heat evenly with a torch until solder melts into the joint, then allow to cool without disturbance for a leak-free connection.
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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.









