• USA Manufactured FNPT Galvanized Cast Iron Pipe Threaded Companion 125# Flange

USA Manufactured FNPT Galvanized Cast Iron Pipe Threaded Companion 125# Flange

USA Manufactured FNPT Galvanized Cast Iron Pipe Threaded Companion 125# Flange

USA Manufactured FNPT Galvanized Cast Iron Pipe Threaded Companion 125# Flanges are engineered to create secure, bolted connections between threaded piping systems and flanged equipment, valves, pumps, and fittings. Featuring precision-machined Female National Pipe Threads (FNPT) and a Class 125 flange, these American-made components provide a dependable solution for piping systems that require easy installation, maintenance, and future disassembly without welding.

Manufactured from high-quality cast iron and protected with a durable hot-dip galvanized finish, these companion flanges offer exceptional strength, corrosion resistance, and long service life in commercial, industrial, municipal, and mechanical piping applications.

Built for Reliable Performance

USA-manufactured threaded companion flanges are produced to strict quality standards, ensuring consistent dimensions, accurate bolt hole alignment, and precision-cut FNPT threads. The galvanized zinc coating helps protect the casting against rust, oxidation, and environmental corrosion, making these flanges ideal for indoor and outdoor installations exposed to moisture and demanding operating conditions.

The threaded design allows for fast installation onto compatible male threaded pipe, eliminating the need for welding while simplifying maintenance and system modifications.

Applications for 125# Threaded Companion Flanges

Versatile Connections for Mechanical Piping Systems

FNPT galvanized cast iron companion flanges are widely used in commercial plumbing, HVAC systems, municipal water distribution, irrigation systems, industrial processing, fire protection support systems, utility piping, and maintenance, repair, and operations (MRO) projects. They provide a reliable method for connecting threaded piping to pumps, valves, strainers, tanks, and other flanged equipment requiring secure bolted connections.

The Class 125 flange configuration offers dependable sealing when paired with the proper gasket, bolts, and installation procedures.

Why Choose USA Manufactured Galvanized Cast Iron Companion Flanges?

American Quality with Long-Term Value

Choosing USA Manufactured FNPT Galvanized Cast Iron Pipe Threaded Companion 125# Flanges ensures dependable performance, superior corrosion resistance, and consistent manufacturing quality. Their combination of premium cast iron construction, precision-machined female pipe threads, protective galvanized finish, and durable Class 125 flanged design makes them an excellent choice for contractors, engineers, facility managers, and industrial maintenance professionals seeking reliable threaded-to-flanged pipe connections that deliver years of dependable service in demanding applications.

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