NIBCO Sweat Fitting Elbow: 3 1/2 in CTS x 3 1/2 in CTS, Cup x FTG, Wrot Copper (MPN 607-31/2)
SKU 3G-OTH-472689
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Frequently Asked Questions
What is a NIBCO sweat fitting elbow used for?
A NIBCO sweat fitting elbow connects copper tubing in plumbing and HVAC systems, changing direction at 90 degrees. It is used in potable water, hydronic heating, and refrigeration lines where reliable, leak-free joints are required.
What are the specifications of the NIBCO 607-31/2 elbow?
The NIBCO 607-31/2 is a wrot copper sweat fitting elbow with cup x FTG connections, sized 3 1/2 in CTS on both ends. It is designed for brazed or soldered joints in copper tube systems.
Where to buy NIBCO sweat fittings in worldwide?
3G Electric supplies NIBCO sweat fittings like the 607-31/2 elbow to customers worldwide. We handle full logistics, customs clearance, and delivery to your site, ensuring you get the right copper fitting for your project.
How to install a NIBCO sweat fitting elbow?
Clean the tube end and fitting cup with emery cloth, apply flux, assemble, and heat evenly with a torch until solder flows into the joint. Allow to cool naturally. Always follow local plumbing codes and use lead-free solder for potable water.
Used in
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.









