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NIBCO U733 2 Cast Copper Sweat Fitting Union, 2 in CTS Cup x FTG - Cast Copper & Bronze Tube Fittings
NIBCOCast Copper & Bronze Tube Fittings

NIBCO U733 2 Cast Copper Sweat Fitting Union, 2 in CTS Cup x FTG

NIBCO Cast Copper & Bronze Tube Fittings. Specifications: Type: Cup x FTG, Cast Copper.

SKU 3G-OTH-469272

Also listed as: U7332 · U733-2

Brand
NIBCO
Item
U733 2 Cast Copper Sweat Fitting Union, 2 in CTS Cup x FTG
Part Number
U733 2
Category
Cast Copper & Bronze Tube Fittings
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Technical Specifications

NIBCO
Manufacturer Part Number
U733 2
Type
Cup x FTG, Cast Copper

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NIBCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

NIBCO Cast Copper & Bronze Tube Fittings. Specifications: Type: Cup x FTG, Cast Copper.

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 design joins pipe ends with soldered connections, common in commercial and industrial water lines.

What are the specifications of the NIBCO U733 2 union?

The NIBCO U733 2 is a 2 in CTS x 2 in CTS cast copper sweat fitting union with cup x FTG ends. It is designed for soldered installation in copper piping systems, rated for use in water and HVAC applications up to standard pressure and temperature limits.

Where to buy NIBCO U733 2 union worldwide?

3G Electric supplies the NIBCO U733 2 union worldwide, handling full logistics and customs clearance for global delivery. As a sourcing partner across 14 industrial departments, we provide genuine NIBCO fittings and support procurement for plumbing and HVAC projects anywhere.

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 alignment of the union nut before soldering for leak-free assembly.

Used in

Common applications for NIBCO
Water treatment — NIBCO PVDF Schedule 80 blind flanges (6519-H series) for sealing pipe ends in chemical dosing lines
HVAC systems — NIBCO bronze ball valves (T58570-1/4) for isolation of small-diameter water lines
Industrial process piping — NIBCO ductile iron gate valves (F619RW series) for general isolation on 6-inch and 8-inch flanged headers
Chemical plants — NIBCO UV-resistant PVDF companion flanges (6551-H series) for outdoor corrosive fluid transfer
Power generation — NIBCO Class 125 ductile iron gate valves for cooling water and neutral fluid isolation
Outdoor piping — NIBCO Schedule 80 PVDF flanges for UV-exposed water and wastewater lines
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NIBCO Products

3G Electric supplies NIBCO 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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