NIBCO Sweat Fitting Coupling: 1/4 in CTS x 1/4 in CTS, Cup x FTG, Dimple Center Stop
SKU 3G-OTH-472214
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Frequently Asked Questions
What is a NIBCO sweat fitting coupling used for?
A NIBCO sweat fitting coupling joins two copper tube ends in plumbing, HVAC, and refrigeration systems. This 1/4 in CTS cup x FTG dimple center stop wrot copper coupling ensures proper insertion depth for reliable soldered joints in potable water and hydronic heating lines.
What are the specifications of the NIBCO 600DS 1/4 coupling?
The NIBCO 600DS 1/4 is a wrot copper sweat fitting coupling with 1/4 in CTS cup x FTG connections and a dimple center stop. It is designed for soldered installation and meets industry standards for copper tube fittings. The manufacturer part number is 600DS 1/4.
Where to buy NIBCO sweat fitting couplings worldwide?
3G Electric supplies NIBCO sweat fitting couplings like the 600DS 1/4 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this wrot copper coupling for your plumbing or HVAC project.
How to install a NIBCO dimple center stop coupling?
To install a NIBCO dimple center stop coupling, clean the copper tube end and fitting cup, apply flux, insert the tube until it contacts the dimple stop, then heat and apply solder. The dimple ensures correct insertion depth for a strong, leak-free joint. Always follow local plumbing codes.
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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.









