3/8 x 3/8 x 1/4 DOT Push-In Union TeeThe 3 8 x 3 8 x 1 4 DOT Push In Union Tee is a T shaped fitting designed to connect DOT approved air brake tubes with a branch connection. This fitting allows for efficient branching in air brake systems, pneumatic applications, and industrial fluid transfer, providing a leak proof, durable, and vibration resistant connection. Specification Details TYPE Union Tee DESIGN Tee shaped design allows for easy branching of air or fluid lines MATERIAL Brass