DOT Brass Air Brake Union 90° Elbow

The Air Brake Copper Tube Compression Fittings – Elbow Union is a precision-engineered fitting used to connect two copper air brake tubes at a 90-degree angle. Designed specifically for air brake systems in commercial vehicles, this elbow union ensures a leak-proof and vibration-resistant joint. It is manufactured from high-grade brass or other corrosion-resistant materials to provide durability, high performance, and long service life even under harsh operating conditions. The compression design enables easy installation without the need for soldering or flaring.

Key Features

• 90-degree elbow design for directional tube connections
• Suitable for copper tubing used in air brake systems
• Corrosion-resistant construction (commonly brass)
• Easy and quick installation – no welding or flaring required
• High-pressure resistance with secure, leak-proof sealing
• Reusable and service-friendly design
• Complies with SAE and DOT specifications for air brake applications

Applications

• Air brake systems in heavy-duty trucks, buses, and trailers
• Pneumatic control systems
• Commercial vehicle air suspension setups
• Industrial compressed air lines
• Any system using copper tubing for air transmission under pressure

Also Referred As

• Air Brake Elbow Union
• Copper Compression Elbow Fitting
• 90° Air Brake Compression Elbow
• DOT Air Brake Tube Fitting – Elbow Union
• Brass Elbow Union for Air Brake Systems