NIBCO Sweat Fitting Elbow: 3/8 in CTS x 3/8 in Pipe, Cup x MNPT, Bronze (MPN 707-4-6-LF 3/8)
SKU 3G-OTH-485683
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Frequently Asked Questions
What is a NIBCO sweat fitting elbow used for?
A NIBCO sweat fitting elbow connects copper tubing to threaded pipe in plumbing and HVAC systems. This 3/8 in CTS x 3/8 in pipe cup x MNPT bronze fitting provides a reliable, low-lead joint for potable water lines, hydronic heating, and industrial fluid handling.
What are the specifications of the NIBCO 707-4-6-LF 3/8 elbow?
This NIBCO sweat fitting elbow is a cup x MNPT bronze fitting with a 3/8 in CTS connection on one end and a 3/8 in pipe male thread on the other. The low-lead cast copper alloy meets lead-free requirements for potable water systems. Manufacturer part number is 707-4-6-LF 3/8.
Where to buy NIBCO sweat fitting elbows worldwide?
3G Electric supplies NIBCO sweat fitting elbows worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine NIBCO bronze fittings to your facility. Contact us for pricing and lead time on the 707-4-6-LF 3/8 model.
How to install a NIBCO sweat fitting elbow?
Clean and flux the copper tube and fitting cup, then heat evenly with a torch until solder melts into the joint. For the threaded end, apply pipe thread sealant and tighten to the male pipe. Always follow local plumbing codes and use lead-free solder for potable water systems.
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Common applications for NIBCONIBCO Products
3G Electric supplies NIBCO low-lead cast copper & bronze tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









