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NIBCO Sweat Fitting Union: 2 in CTS x 2 in CTS, Cup x FTG, Bronze (MPN 733-LF 2) - Low-Lead Cast Copper & Bronze Tube Fittings
NIBCOLow-Lead Cast Copper & Bronze Tube Fittings

NIBCO Sweat Fitting Union: 2 in CTS x 2 in CTS, Cup x FTG, Bronze (MPN 733-LF 2)

SKU 3G-OTH-485609

Brand
NIBCO
Item
Sweat Fitting Union: 2 in CTS x 2 in CTS, Cup x FTG, Bronze
Category
Low-Lead Cast Copper & Bronze Tube Fittings
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Technical Specifications

NIBCO
Manufacturer Part Number
733-LF 2
Type
Cup x FTG, Bronze
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NIBCO Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is a NIBCO sweat fitting union used for?

A NIBCO sweat fitting union connects two copper pipes in plumbing and HVAC systems, allowing easy disassembly for maintenance or repair. The 2 in CTS cup x FTG bronze design joins pipe ends with soldered connections, ideal for potable water lines where low-lead compliance is required.

What are the specifications of the NIBCO 733-LF 2 union?

The NIBCO 733-LF 2 is a 2 in CTS x 2 in CTS sweat fitting union with cup x FTG ends, made from low-lead cast bronze. It is designed for soldered installation on copper tube systems, meeting low-lead content standards for safe potable water applications.

Where to buy NIBCO sweat fitting unions worldwide?

3G Electric supplies NIBCO sweat fitting unions like the 733-LF 2 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site, ensuring you get the correct low-lead bronze fitting for your plumbing or HVAC project.

How to install a NIBCO sweat fitting union?

To install a NIBCO sweat fitting union, clean and flux the pipe ends and fitting cups, then heat evenly with a torch until solder melts into the joint. Allow to cool without disturbance. Ensure proper support and alignment before soldering to avoid leaks.

Used in

Common applications for NIBCO
HVAC systems — NIBCO bronze ball valves (T58570UL series) for isolation and control in chilled water loops
Water treatment plants — NIBCO bronze gate valves (T29 series) for shut-off in filtration and distribution lines
Industrial burner systems — NIBCO brass ball valves (GB2A series) for fuel oil or gas supply lines
Chemical processing — NIBCO bronze ball valves with locking lever (T58570LL series) for safety-critical flow control
Steam systems — NIBCO bronze globe valves for throttling in low-pressure steam applications
General plumbing — NIBCO bronze ball valves (S58570 series) with sweat connections for copper piping in commercial buildings

NIBCO 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.

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