NIBCO Sweat Fitting Coupling: 3/4 in CTS x 3/8 in CTS, Cup x FTG, Wrot Copper (MPN 600R 3/4x3/8)
SKU 3G-OTH-472268
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Frequently Asked Questions
What is NIBCO 600R 3/4x3/8 sweat fitting coupling used for?
This NIBCO wrot copper coupling connects 3/4 in CTS to 3/8 in CTS copper tubing in plumbing and HVAC systems. It is used for transitioning between tube sizes in water supply, hydronic heating, and refrigeration lines, ensuring a leak-free solder joint.
What are the specifications of NIBCO 600R 3/4x3/8 coupling?
The NIBCO 600R is a wrot copper sweat fitting coupling with cup x FTG ends. It connects 3/4 in CTS to 3/8 in CTS copper tubing. The manufacturer part number is 600R 3/4x3/8. It is designed for soldered installation in plumbing and mechanical systems.
Where to buy NIBCO 600R 3/4x3/8 coupling worldwide?
3G Electric supplies NIBCO 600R 3/4x3/8 wrot copper couplings to customers 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 this fitting.
How to install NIBCO 600R 3/4x3/8 sweat coupling?
Clean tube ends and fitting cup with emery cloth, apply flux, assemble, and heat with a torch until solder melts into the joint. Allow to cool naturally. For best results, follow standard copper sweat fitting practices and local plumbing codes. NIBCO fittings are designed for reliable soldered connections.
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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.









