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NIBCO Sweat Fitting Adapter: 2 1/2 in Pipe, FNPT x Flange, Bronze (MPN 775-LF 21/2) - Low-Lead Cast Copper & Bronze Tube Flanges
NIBCOLow-Lead Cast Copper & Bronze Tube Flanges

NIBCO Sweat Fitting Adapter: 2 1/2 in Pipe, FNPT x Flange, Bronze (MPN 775-LF 21/2)

SKU 3G-OTH-475800

Brand
NIBCO
Item
Sweat Fitting Adapter: 2 1/2 in Pipe, FNPT x Flange, Bronze
Category
Low-Lead Cast Copper & Bronze Tube Flanges
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Technical Specifications

NIBCO
Manufacturer Part Number
775-LF 21/2
Type
FNPT x Flange, Bronze
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NIBCO Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is NIBCO 775-LF 21/2 sweat fitting adapter used for?

This NIBCO bronze sweat fitting adapter connects 2 1/2 inch copper tube to FNPT threaded pipe or flanged equipment. It is used in potable water, HVAC, and industrial piping systems where low-lead compliance is required.

What are the specifications of NIBCO 775-LF 21/2 adapter?

The NIBCO 775-LF 21/2 is a low-lead cast bronze tube flange with a 2 1/2 inch pipe size, FNPT x flange connection type. It is designed for sweat installation and meets low-lead content requirements for drinking water systems.

Where to buy NIBCO 775-LF 21/2 worldwide?

3G Electric supplies and delivers the NIBCO 775-LF 21/2 bronze sweat fitting adapter worldwide. We handle full logistics and customs clearance to ensure your order arrives at your facility, wherever it is located.

How to install NIBCO 775-LF 21/2 sweat adapter?

Clean and flux the copper tube end and the adapter socket. Heat the joint evenly until solder melts into the gap, then allow it to cool without disturbance. Follow standard copper sweat fitting procedures for a leak-free connection.

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 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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