Midland Aluminum Unions

Midland aluminum unions provide a convenient threaded connection that allows piping systems to be disconnected and reassembled without disturbing the surrounding pipe. Their lightweight aluminum construction offers dependable performance while resisting corrosion in a variety of industrial and utility applications.

Designed with precision-machined NPT threads, these unions are available in multiple nominal pipe sizes for use in compressed air, pneumatic, utility, and general-purpose piping systems.

Key Features

• Three-piece threaded union design
• Lightweight aluminum construction
• Female NPT threaded connections
• Allows easy removal and maintenance of piping sections
• Corrosion-resistant material
• Precision-machined threads for secure installation
• Available in multiple nominal pipe sizes
• Suitable for industrial, pneumatic, utility, and general-purpose piping systems

Construction Details

Manufactured from durable aluminum to provide excellent strength while minimizing overall system weight.

Precision-machined female NPT threads help provide secure engagement with compatible threaded piping components.

The union design allows piping to be disconnected for inspection, maintenance, or equipment replacement without cutting or rotating the pipe.

Important Notes

Apply an approved thread sealant or PTFE tape to all NPT threaded connections.

Verify pressure ratings, media compatibility, and installation requirements before use.

Aluminum fittings should not be used in systems where galvanic corrosion or incompatible chemicals may be present without appropriate safeguards.