The Push to Connect DOT Brass Union Tee is designed for seamless integration in air brake systems, allowing for quick and reliable connections. This fitting features a 1/2" tube connection and is compatible with SAE J844 nylon tubing. Constructed from high-quality brass, it is DOT approved and ensures durability and performance in demanding industrial environments. Ideal for use in automotive and transportation applications, this fitting simplifies installation and maintenance while providing secure connections.