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NIBCO Sweat Fitting Elbow: 1/4 in CTS x 1 1/2 in CTS, Cup x FTG, Wrot Copper (MPN 638-1/4 11/2) - Wrot Copper Tube Fittings
NIBCOWrot Copper Tube Fittings

NIBCO Sweat Fitting Elbow: 1/4 in CTS x 1 1/2 in CTS, Cup x FTG, Wrot Copper (MPN 638-1/4 11/2)

NIBCO Wrot Copper Tube Fittings. Specifications: Type: Cup x FTG, Wrot Copper.

SKU 3G-OTH-472644

Also listed as: 63814112 · 638 1 4 11 2 · 638-1-4-11-2

Brand
NIBCO
Item
Sweat Fitting Elbow: 1/4 in CTS x 1 1/2 in CTS, Cup x FTG, Wrot Copper
Category
Wrot Copper 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
638-1/4 11/2
Type
Cup x FTG, Wrot Copper

Technical Documents

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

Product Description

NIBCO Wrot Copper Tube Fittings. Specifications: Type: Cup x FTG, Wrot Copper.

Frequently Asked Questions

What is a NIBCO sweat fitting elbow used for?

A NIBCO sweat fitting elbow connects copper tubing in plumbing and HVAC systems, changing direction at a 90-degree angle. The 1/4 in CTS x 1 1/2 in CTS Cup x FTG design joins two different tube sizes, ideal for potable water, hydronic heating, and refrigeration lines.

What are the specifications of the NIBCO 638-1/4 11/2 elbow?

This NIBCO wrot copper fitting has a Cup x FTG connection type, with sizes 1/4 in CTS on one end and 1 1/2 in CTS on the other. The manufacturer part number is 638-1/4 11/2. It is designed for sweat (solder) installation on copper tubing systems.

Where to buy NIBCO sweat fittings in worldwide?

3G Electric supplies NIBCO sweat fittings like the 638-1/4 11/2 elbow to customers worldwide. 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 a NIBCO sweat fitting elbow?

To install a NIBCO sweat fitting elbow, clean the tube ends and fitting cup with emery cloth, apply flux, assemble the joint, and heat evenly with a torch until solder melts into the gap. Allow to cool naturally. Always follow local plumbing codes and use lead-free solder for potable water.

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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