NIBCO Sweat Fitting Coupling: 3 in CTS x 2 1/2 in CTS, FTG x FTG, Wrot Copper (MPN 6002 3x21/2)
SKU 3G-OTH-472250
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Frequently Asked Questions
What is NIBCO 6002 3x21/2 wrot copper coupling used for?
This NIBCO sweat fitting coupling joins two copper tubes of different sizes — 3 in CTS to 2 1/2 in CTS — in plumbing, HVAC, and industrial piping systems. It is used for permanent, leak-free connections in water, gas, and steam lines.
What are the specifications of NIBCO 6002 3x21/2?
This NIBCO wrot copper coupling has a FTG x FTG connection type, joining 3 in CTS to 2 1/2 in CTS copper tube. The manufacturer part number is 6002 3x21/2. It is designed for sweat/solder installation and meets industry standards for copper fittings.
Where to buy NIBCO 6002 3x21/2 worldwide?
3G Electric supplies NIBCO 6002 3x21/2 wrot copper couplings to customers worldwide. 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 6002 3x21/2 wrot copper coupling?
Clean and flux both tube ends and the fitting sockets. Assemble the coupling onto the 3 in CTS and 2 1/2 in CTS tubes, then apply heat evenly with a torch until solder flows into the joint. Allow to cool without disturbance for a reliable seal.
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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.









