NIBCO Sweat Fitting Adapter: 1 1/2 in CTS x 1 1/4 in Pipe, Cup x MNPT
SKU 3G-OTH-472150
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Frequently Asked Questions
What is a NIBCO sweat fitting adapter used for?
A NIBCO sweat fitting adapter connects copper tubing to threaded pipe in plumbing and HVAC systems. This 1 1/2 in CTS x 1 1/4 in Pipe cup x MNPT wrot copper adapter joins a copper tube to a male threaded pipe, enabling transitions between soldered and threaded connections.
What are the specifications of the NIBCO 604R 11/2x11/4 sweat fitting adapter?
The NIBCO 604R 11/2x11/4 is a wrot copper sweat fitting adapter with a cup x MNPT connection. It fits 1 1/2 in CTS copper tube on the cup end and 1 1/4 in pipe on the male threaded end. The manufacturer part number is 604R 11/2x11/4.
Where to buy NIBCO sweat fitting adapters worldwide?
3G Electric supplies NIBCO sweat fitting adapters worldwide. As a global industrial solutions provider, we handle full logistics and customs for delivery to any location. Contact us to source this 604R 11/2x11/4 adapter or other NIBCO fittings for your project.
How to install a NIBCO cup x MNPT sweat fitting adapter?
To install a NIBCO cup x MNPT sweat fitting adapter, clean and flux the copper tube end, then solder the cup connection. For the male threaded end, apply thread sealant and tighten to the female pipe thread. Follow standard plumbing practices for wrot copper fittings.
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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.









