The Brass Air Brake Male Connector features a 3/8" tube outer diameter and a 1/2" pipe size, ensuring compatibility with SAE J844 nylon tubing. Constructed to meet DOT FVSS571.106 air brake specifications, this fitting is essential for maintaining the integrity of air brake systems. Its robust brass material provides durability and resistance to corrosion, making it ideal for long-term use in various industrial applications. Ensure your air brake systems operate safely and efficiently with this reliable connector.