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NIBCO Cast Copper Sweat Fitting Union, 1-1/2 in CTS Cup x FTG, C733-11/2 - Cast Copper & Bronze Tube Fittings
NIBCOCast Copper & Bronze Tube Fittings

NIBCO Cast Copper Sweat Fitting Union, 1-1/2 in CTS Cup x FTG, C733-11/2

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

SKU 3G-OTH-469244

Also listed as: C733112 · C733 11 2 · C733-11-2

Brand
NIBCO
Item
Cast Copper Sweat Fitting Union, 1-1/2 in CTS Cup x FTG, C733-11/2
Category
Cast Copper & Bronze Tube Fittings
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

NIBCO
Manufacturer Part Number
C733-11/2
Type
Cup x FTG, Cast Copper

Technical Documents

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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 and disconnects copper tubing in plumbing and HVAC systems without cutting the pipe. It joins two 1 1/2 in CTS copper lines using a cup x FTG design, allowing easy maintenance or repair access in commercial and industrial piping applications.

What are the specifications of the NIBCO C733-11/2 union?

The NIBCO C733-11/2 is a cast copper sweat fitting union with 1 1/2 in CTS cup x FTG connections. It is designed for soldered installation on copper tubing, providing a reliable, leak-resistant joint in plumbing, heating, and process piping systems.

Where to buy NIBCO C733-11/2 union worldwide?

3G Electric supplies the NIBCO C733-11/2 cast copper union to customers worldwide. We handle full logistics, customs clearance, and delivery for global orders, ensuring you receive genuine NIBCO fittings for your industrial piping needs.

How to install a NIBCO sweat fitting union?

Clean and flux the 1 1/2 in CTS copper tube ends and the cup x FTG connections of the NIBCO union. Assemble the union, apply heat evenly with a torch until solder melts into the joint, then allow to cool. Follow standard copper sweat fitting practices for a secure seal.

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 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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