The Push to Connect Brass DOT Union is designed for seamless integration with 1/4" tubing, offering a quick disconnect option that enhances efficiency. This fitting is DOT approved, ensuring compliance with safety standards for air brake systems and is compatible with SAE J844 nylon tubing. Constructed from durable brass, it provides a robust solution for various industrial applications requiring reliable connections. Ideal for automotive and industrial settings, this union fitting facilitates easy maintenance and installation.