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NIBCO Sweat Fitting Adapter: 1 1/4 in CTS x 1 1/4 in Pipe, Cup x MNPT - Drain, Waste & Vent Wrot Copper & Bronze Tube Fittings
NIBCODrain, Waste & Vent Wrot Copper & Bronze Tube Fittings

NIBCO Sweat Fitting Adapter: 1 1/4 in CTS x 1 1/4 in Pipe, Cup x MNPT

SKU 3G-OTH-473602

Brand
NIBCO
Item
Sweat Fitting Adapter: 1 1/4 in CTS x 1 1/4 in Pipe, Cup x MNPT
Category
Drain, Waste & Vent Wrot Copper & Bronze Tube Fittings
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Technical Specifications

NIBCO
Manufacturer Part Number
904-11/4
Type
Cup x MNPT, Wrot Copper
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NIBCO Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is a NIBCO sweat fitting adapter used for?

A NIBCO sweat fitting adapter connects copper tubing to threaded pipe in drain, waste, and vent systems. The cup end solders onto 1 1/4 in CTS copper tube, while the male NPT threads join to threaded pipe or fittings. It is commonly used in plumbing and industrial piping applications.

What are the specifications of the NIBCO 904-11/4 sweat fitting adapter?

The NIBCO 904-11/4 is a wrot copper adapter with a cup x MNPT connection. It fits 1 1/4 in CTS copper tube on the cup end and 1 1/4 in pipe on the male NPT threaded end. The manufacturer part number is 904-11/4, and it is designed for drain, waste, and vent systems.

Where to buy NIBCO sweat fitting adapters worldwide?

3G Electric supplies NIBCO sweat fitting adapters worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the NIBCO 904-11/4 or other wrot copper fittings for your plumbing or industrial needs.

How to install a NIBCO sweat fitting adapter?

To install a NIBCO sweat fitting adapter, clean the copper tube end and the cup interior with emery cloth. Apply flux, insert the tube into the cup end, and heat evenly with a torch until solder flows into the joint. Allow to cool before pressurizing. Always follow local plumbing codes and use proper safety gear.

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 drain, waste & vent wrot 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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