21738834
Air Brake Air Line Union
Mack

This air line union is a crucial fitting in the air brake system, enabling secure and leak-free connections between brake lines. Its high-quality construction ensures durability under high-pressure conditions, which is essential for maintaining braking performance and safety. Properly installed unions prevent air leaks that could compromise brake responsiveness, thereby enhancing vehicle safety. Designed for ease of assembly and disassembly, this fitting simplifies maintenance and troubleshooting. Its corrosion-resistant finish prolongs service life, even in harsh environments. Source One Parts Center provides this vital component to ensure your truck’s braking system remains reliable and efficient during demanding operations.