NIBCO Sweat Fitting Coupling: 3/8 in CTS x 1/8 in CTS, Cup x FTG, Wrot Copper (MPN 600R 3/8X1/8)
SKU 3G-OTH-472565
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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 refrigeration systems. This 3/8 in CTS x 1/8 in CTS cup x FTG wrot copper fitting creates a permanent, leak-resistant connection when soldered, ideal for potable water and hydronic heating lines.
What are the specifications of the NIBCO 600R 3/8X1/8 coupling?
The NIBCO 600R 3/8X1/8 is a wrot copper sweat fitting coupling with a cup x FTG configuration. It connects 3/8 in CTS to 1/8 in CTS copper tube. The manufacturer part number is 600R 3/8X1/8, and it is designed for soldered joints in plumbing and mechanical systems.
Where to buy NIBCO sweat fittings in worldwide?
3G Electric supplies NIBCO sweat fittings like the 600R 3/8X1/8 coupling to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote on this or any other NIBCO wrot copper fitting you need.
How to install a NIBCO sweat fitting coupling?
To install a NIBCO sweat fitting coupling, clean the tube ends and fitting cup with emery cloth, apply flux, assemble the joint, and heat evenly with a torch until solder flows into the gap. Allow to cool naturally. Always follow local plumbing codes and use lead-free solder for potable water.
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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.









