NIBCO Sweat Fitting Adapter: 1 in CTS x 1 in Pipe, Cup x Flange, Bronze (MPN 771-LF 1)
SKU 3G-OTH-475811
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is NIBCO 771-LF 1 sweat fitting adapter used for?
The NIBCO 771-LF 1 is a low-lead bronze tube flange used to connect 1-inch CTS copper tube to 1-inch pipe in potable water and hydronic heating systems. It provides a secure, leak-resistant joint for industrial plumbing applications.
What are the specifications of NIBCO 771-LF 1?
The NIBCO 771-LF 1 is a cup x flange bronze adapter with 1-inch CTS copper tube x 1-inch pipe connections. It is made from low-lead cast copper alloy, meeting lead-free requirements for drinking water systems. The manufacturer part number is 771-LF 1.
Where to buy NIBCO 771-LF 1 worldwide?
3G Electric supplies the NIBCO 771-LF 1 bronze tube flange to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this low-lead fitting.
How to install NIBCO 771-LF 1 sweat fitting adapter?
Clean the copper tube and fitting cup thoroughly. Apply flux, then heat the cup evenly until solder melts into the joint. Allow to cool without disturbing. For the flange side, use appropriate gaskets and bolts. Follow standard copper sweat fitting practices for best results.
Used in
Common applications for NIBCONIBCO Products
3G Electric supplies NIBCO low-lead cast copper & bronze tube flanges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









