TECTRAN Bulkhead Union Fitting Part No: 1377-4

The TECTRAN 1377-4 Bulkhead Union Fitting is a precision-engineered solution for routing 1/4" air lines through panels or frames in DOT air brake systems. Its robust construction prevents leaks and protects tubing from chafing in high-vibration applications. Compatible with Freightliner, Kenworth, Peterbilt, Volvo, and commercial trailers, this union fitting ensures secure, reliable airflow while improving system organization. Ideal for maintenance, replacements, or new installations, it’s a professional-grade solution from Wofford Truck Parts.