NIBCO Sweat Fitting Coupling: 3 in CTS x 2 in CTS, Cup x FTG, Wrot Copper (MPN 600R 3x2)
SKU 3G-OTH-472256
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Frequently Asked Questions
What is NIBCO 600R 3x2 sweat fitting coupling used for?
This NIBCO wrot copper coupling connects 3-inch CTS to 2-inch CTS copper tubing in plumbing, HVAC, and industrial piping systems. It uses a cup x FTG (female thread) design for sweat-soldered joints, reducing pipe size transitions in water, gas, or refrigerant lines.
What are the specifications of NIBCO 600R 3x2 sweat fitting coupling?
The NIBCO 600R 3x2 is a wrot copper coupling with cup x FTG ends, connecting 3-inch CTS to 2-inch CTS copper tubing. It is designed for sweat-soldered installation and is suitable for potable water, HVAC, and industrial applications requiring a durable, corrosion-resistant joint.
Where to buy NIBCO 600R 3x2 sweat fitting coupling worldwide?
3G Electric supplies the NIBCO 600R 3x2 wrot copper coupling 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 and other NIBCO fittings.
How to install NIBCO 600R 3x2 sweat fitting coupling?
Clean and flux the copper tube ends and fitting cup. Heat the joint evenly with a propane torch until solder melts into the gap. Allow to cool without disturbing. For the 3x2 reducer, ensure proper support to avoid stress on the transition. Follow local plumbing codes for soldered joints.
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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.









