SMC DOT Equal Union

The SMC DOT Equal Union is a simple yet essential fitting for quickly repairing damaged air lines on the go. Perfect for fixing pinched or punctured sections, this fitting allows you to reconnect two pieces of the same size air line and get your system back up and running in minutes.

It’s a smart idea to keep a couple of these in your vehicle along with extra air line for emergency situations—especially if you’re running a daily-driven or road-trip-ready air suspension setup.

With a push-to-connect design, installation is fast and secure while maintaining a reliable, leak-free seal. Built to meet DOT standards, it’s safe for road use and dependable when you need it most.

Key Features:

• Connects two same-size air lines
• Ideal for quick repairs of damaged or punctured lines
• Push-to-connect design for fast installation
• Great to keep on hand for emergencies
• Reliable, leak-free performance
• DOT approved for safe, road-ready use

A must-have backup fitting to keep your air system running when unexpected issues arise.