These are used in air brake systems that are serviced by SAE J844 nylon tubing.
DOT applications require that the fittings be marked with DOT on them.
Male connector
Size 3/4″ tubing o.d., 3/4″ male pipe
Meets DOT FVSS571.106 air brake specifications. These are used in air brake systems that are serviced by SAE J844 nylon tubing. DOT applications require t