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NIBCO Sweat Fitting Adapter: 2 1/2 in CTS x 2 1/2 in Pipe, Cup x MNPT - Wrot Copper Tube Fittings
NIBCOWrot Copper Tube Fittings

NIBCO Sweat Fitting Adapter: 2 1/2 in CTS x 2 1/2 in Pipe, Cup x MNPT

SKU 3G-OTH-472312

Brand
NIBCO
Item
Sweat Fitting Adapter: 2 1/2 in CTS x 2 1/2 in Pipe, Cup x MNPT
Category
Wrot Copper Tube Fittings
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Technical Specifications

NIBCO
Manufacturer Part Number
604-21/2
Type
Cup x MNPT, Wrot Copper
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NIBCO Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is NIBCO 604-21/2 sweat fitting adapter used for?

This NIBCO wrot copper adapter joins 2 1/2 in CTS copper tube to 2 1/2 in male NPT threaded pipe in plumbing and HVAC systems. It is commonly used for transitions in water supply lines, hydronic heating, and industrial process piping where a reliable solder connection is required.

What are the specifications of NIBCO 604-21/2 sweat fitting adapter?

The NIBCO 604-21/2 is a cup x MNPT wrot copper adapter with a 2 1/2 in CTS tube size and 2 1/2 in pipe thread. It is made from wrot copper for corrosion resistance and high-temperature applications. The manufacturer part number is 604-21/2.

Where to buy NIBCO 604-21/2 sweat fitting adapter worldwide?

3G Electric supplies the NIBCO 604-21/2 sweat fitting adapter to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this wrot copper fitting.

How to install NIBCO 604-21/2 sweat fitting adapter?

Clean the copper tube end and fitting cup with emery cloth, apply flux, assemble the joint, and heat evenly with a torch until solder flows into the cup. Allow to cool naturally. For threaded connections, use PTFE tape or pipe dope on the male NPT threads. Follow local plumbing codes.

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 wrot copper 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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