NIBCO Sweat Fitting Coupling: 1 1/2 in CTS x 1 1/4 in CTS, Cup x FTG
SKU 3G-OTH-472158
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Frequently Asked Questions
What is a NIBCO sweat fitting coupling used for?
A NIBCO sweat fitting coupling joins copper tubing in plumbing, HVAC, and industrial piping systems. It connects 1 1/2 in CTS to 1 1/4 in CTS lines using a cup x FTG design, ensuring leak-free solder joints in water, gas, or refrigerant applications.
What are the specifications of the NIBCO 600R 11/2x11/4 coupling?
This NIBCO wrot copper coupling has a cup x FTG configuration, connecting 1 1/2 in CTS to 1 1/4 in CTS tubing. The manufacturer part number is 600R 11/2x11/4. It is designed for sweat/solder installation and meets standard copper fitting dimensions.
Where to buy NIBCO sweat fitting couplings in worldwide?
3G Electric supplies NIBCO sweat fitting couplings worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on the 600R 11/2x11/4 or other NIBCO wrot copper fittings.
How to install a NIBCO cup x FTG wrot copper coupling?
Clean and flux both tube ends and the cup interior. Slide the coupling onto the larger tube, then insert the smaller tube into the FTG end. Heat evenly with a torch until solder flows into the joint. Allow to cool naturally before pressurizing the system.
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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.









