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NIBCO 771-LF 3 Low-Lead Cast Bronze Tube Flange, 3 in CTS Cup x 3 in Pipe Flange - Low-Lead Cast Copper & Bronze Tube Flanges
NIBCOLow-Lead Cast Copper & Bronze Tube Flanges

NIBCO 771-LF 3 Low-Lead Cast Bronze Tube Flange, 3 in CTS Cup x 3 in Pipe Flange

NIBCO Low-Lead Cast Copper & Bronze Tube Flanges. Specifications: Type: Cup x Flange, Bronze.

SKU 3G-OTH-475815

Also listed as: 771LF3 · 771 LF 3 · 771-LF-3

Brand
NIBCO
Item
771-LF 3 Low-Lead Cast Bronze Tube Flange, 3 in CTS Cup x 3 in Pipe Flange
Part Number
771-LF 3
Category
Low-Lead Cast Copper & Bronze Tube Flanges
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Technical Specifications

NIBCO
Manufacturer Part Number
771-LF 3
Type
Cup x Flange, Bronze

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

Product Description

NIBCO Low-Lead Cast Copper & Bronze Tube Flanges. Specifications: Type: Cup x Flange, Bronze.

Frequently Asked Questions

What is a NIBCO 771-LF 3 sweat fitting adapter used for?

This NIBCO bronze sweat fitting adapter connects 3-inch CTS copper tube to a 3-inch pipe flange in low-lead potable water and hydronic heating systems. It provides a secure, leak-resistant joint for industrial plumbing applications.

What are the specifications of the NIBCO 771-LF 3?

The NIBCO 771-LF 3 is a low-lead cast bronze tube flange with a cup x flange connection. It fits 3-inch CTS copper tube on one side and 3-inch pipe on the flange side. The manufacturer part number is 771-LF 3.

Where to buy a NIBCO 771-LF 3 worldwide?

3G Electric supplies the NIBCO 771-LF 3 bronze sweat fitting adapter to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this low-lead cast copper flange.

How to install a NIBCO sweat fitting adapter?

Clean the copper tube end and fitting cup thoroughly. Apply flux, then heat the fitting evenly until solder melts into the joint. Allow to cool without disturbing. For the flange side, bolt to matching pipe flange using appropriate gasket and fasteners.

Used in

Common applications for NIBCO
Water treatment — NIBCO PVDF Schedule 80 blind flanges (6519-H series) for sealing pipe ends in chemical dosing lines
HVAC systems — NIBCO bronze ball valves (T58570-1/4) for isolation of small-diameter water lines
Industrial process piping — NIBCO ductile iron gate valves (F619RW series) for general isolation on 6-inch and 8-inch flanged headers
Chemical plants — NIBCO UV-resistant PVDF companion flanges (6551-H series) for outdoor corrosive fluid transfer
Power generation — NIBCO Class 125 ductile iron gate valves for cooling water and neutral fluid isolation
Outdoor piping — NIBCO Schedule 80 PVDF flanges for UV-exposed water and wastewater lines
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NIBCO Products

3G Electric supplies NIBCO low-lead cast copper & bronze tube flanges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This low-lead cast copper and bronze tube flange features a cup x flange connection, designed for sweat/solder installation. It connects 1 in CTS copper tube to 1 in pipe, suitable for use in plumbing and HVAC systems for potable water, hydronic heating, and industrial fluid handling
NIBCO
This low-lead cast copper and bronze tube flange features a cup x flange connection, designed for sweat/solder installation. It connects 1 in CTS copper tube to 1 in pipe, suitable for use in plumbing and HVAC systems for potable water, hydronic heating, and industrial fluid handling

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