The Brass Air Brake Female Connector 1/4" Tube x 1/4" Pipe is engineered for use in air brake systems that utilize SAE J844 nylon tubing. This connector meets DOT FVSS571.106 air brake specifications, ensuring compliance and safety in critical applications. With a size of 1/4" tubing outer diameter, it provides a secure and durable connection. Ideal for a variety of industrial and automotive applications, this brass fitting is built to withstand demanding conditions while maintaining optimal performance.