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NIBCO 621-3/4 Wrot Copper Tube Fitting, FTG x FTG, 3/4 in CTS - Wrot Copper Tube Fittings
NIBCOWrot Copper Tube Fittings

NIBCO 621-3/4 Wrot Copper Tube Fitting, FTG x FTG, 3/4 in CTS

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

SKU 3G-OTH-472270

Also listed as: 62134 · 621 3 4 · 621-3-4

Brand
NIBCO
Item
621-3/4 Wrot Copper Tube Fitting, FTG x FTG, 3/4 in CTS
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
621-3/4
Type
FTG 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: FTG x FTG, Wrot Copper.

Frequently Asked Questions

What is a NIBCO sweat fitting adapter used for?

A NIBCO sweat fitting adapter connects two copper tubes of the same size in plumbing and HVAC systems. This 3/4 in CTS FTG x FTG wrot copper adapter is used for joining straight runs or repairing lines in potable water, hydronic heating, and refrigeration applications.

What are the specifications of the NIBCO 621-3/4 sweat fitting adapter?

The NIBCO 621-3/4 is a wrot copper sweat fitting adapter with FTG x FTG connections, sized 3/4 in CTS on both ends. It is designed for soldered joints in copper tubing systems, rated for use with water, oil, gas, and steam up to 150 psi at 150 °F.

Where to buy NIBCO sweat fitting adapters worldwide?

3G Electric supplies NIBCO sweat fitting adapters like the 621-3/4 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 adapter?

To install a NIBCO sweat fitting adapter, clean the tube ends and fitting sockets with emery cloth, apply flux, assemble the joint, and heat 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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