The Tectran 681866 Air Brake Hose Assembly is designed for heavy-duty truck and trailer air brake systems. Featuring a 1/2-inch inside diameter hose and 3/8-inch Dual LIFESwivel® fittings, this 18-inch assembly provides flexible, dependable connections for demanding commercial vehicle applications.
The innovative LIFESwivel® design allows fitting movement without binding, helping simplify installation and accommodate movement during vehicle operation. All-brass fitting construction helps resist corrosion, while the dual O-ring sealing design supports reliable, leak-resistant performance. Barbed hose inserts provide added durability when properly crimped.
Engineered for heavy-duty transportation applications, the Tectran 681866 is a practical replacement hose assembly for truck and trailer air brake maintenance.
Always verify hose length, fitting configuration, and applicable brake-system requirements before installation.