Tramec Sloan 451031R is red nylon air brake tubing (3/8 in outside diameter) supplied in 100 ft lengths for OEM replacement in heavy‑duty pneumatic systems. It supports a 150 PSI working pressure and operates from -40°F to 200°F, making it suitable for commercial trucks, trailers, and buses' brake and auxiliary air systems while withstanding demanding fleet environments. Made from heat- and light-stabilized nylon, the tubing meets SAE J844 and DOT FMVSS 571.106 and is designed for use with standard air line installations and air brake harness assemblies.
