TRS-S766AB-6-4 Brass Female Connector, 3/8″ Tube x 1/4″ NPT, DOT Air Brake Fitting, -40°F to 200°F, 150 PSI

The TRS-S766AB-6-4 is a brass female connector designed for use with 3/8″ SAE J844 nylon tubing and a 1/4″ NPT threaded port. Engineered for reliable performance in air brake systems and in-cab pneumatic controls, this DOT-compliant fitting withstands high temperatures and mechanical stress. Ideal for heavy-duty transportation and fleet maintenance applications.