Nibco 39923356444 Companion Flange 1/2 in Bronze 125 Lb

Product Description

The NIBCO 39923356444 is a cast bronze companion flange from the 741 Series, rated for 125 lb pressure class service. It features a solder connection type and is designed for use in residential and commercial plumbing systems where a reliable, leak-free pipe flange connection is required. The flange has a nominal size of 1/2 inch with an outside diameter of 3-1/2 inches and a thickness of 1/8 inch. Licensed plumbers install this fitting when transitioning piping runs to flanged equipment or when joining sections that require a bolted flange interface. Note that per California Section 116875, this fitting is not approved for potable drinking water service.

This companion flange is suited for residential and commercial plumbing applications where a 125 lb rated bronze flange is specified. It accepts a standard solder connection, making it compatible with copper piping systems. The 741 Series is a recognized line for specialty flange fittings used across a wide range of plumbing and mechanical system configurations. Installers working on hydronic, drainage, or process piping loops will find this fitting appropriate for flanged termination points within those systems.

Key Features

• Cast bronze construction for corrosion resistance in wet plumbing environments
• Solder connection type for integration into copper pipe systems
• 125 lb pressure class rating for standard commercial and residential service
• 3-1/2 inch outside diameter with 1/8 inch thickness
• 50-year limited warranty from the manufacturer
• Not rated for potable drinking water service per California Section 116875

Compatibility

Designed as an OEM-style companion flange for use in 125 lb Class copper piping systems requiring a solder-connect bronze flange fitting at 1/2 inch nominal pipe size.

Installation Notes

Installation should be performed by a licensed plumber in accordance with applicable local plumbing codes and the IPC. Shut off and depressurize the water system before cutting into any existing piping. Use proper soldering technique with lead-free solder where required by code, and allow the joint to cool fully before applying pressure. Confirm local code compliance regarding this fitting's restriction from potable water applications before installation.