3/8 Female Tube x 1/4 Male Tube DOT AdapterThe 3 8 Female Tube x 1 4 Male Tube DOT Adapter is a push to connect (PTC) fitting designed to adapt an OD push to connect tube connection to an OD male tube connection. This fitting ensures a secure, leak free connection and is widely used in DOT approved air brake systems, pneumatic circuits, and industrial fluid transfer applications. Specification Details TYPE Female Tube x Male Tube DOT Adapter DESIGN Push to Connect Mechanism for quick assembly