Wabco 8939000154 Special Fitting

Description

This Wabco special fitting is a critical component used within air brake systems, ensuring secure and leak-proof connections in pneumatic lines. It's designed for use in heavy-duty vehicles and trailers where reliable braking performance is paramount. This fitting meets OE specifications, providing a direct replacement part with assured compatibility and performance. The dimensions of this fitting are 22 x 55 x 25 mm, featuring M18 x 1.5 and M16 x 1.5 threads and accommodating a 12 mm tube diameter. Its robust construction and precise engineering contribute to long-term durability and system integrity.

Key Features & Benefits

This fitting basically connects sections of your air brake lines. It’s not just a simple connection though. It's designed to handle the pressurized air that runs your brakes—so it needs to be strong and leak – proof. It also has a specific design to allow for quick disconnects if needed, for servicing or repairs. Some of these also incorporate a check valve to maintain pressure in a certain part of the system. Think of it as a crucial link in the chain that stops your vehicle. Air brakes rely on consistent pressure, and this fitting ensures that pressure gets where it needs to go—to the brake chambers at the wheels. It's part of the whole system that makes it possible to safely and effectively slow down or stop. It’s usually found along the main air lines, or connecting to components like the air dryer or leveling valves.

Symptoms, Risks & Replacements

Well, if this fitting fails, you’ll have a leak in your air brake system. You’ll notice if that happens—probably a hissing sound, and potentially a drop in your gauge pressure while driving. A leak means reduced braking power, and that’s obviously a safety issue. A small leak can become a big one quickly, so it's something you definitely want to address promptly. It's a relatively inexpensive part to replace compared to the cost of a potential accident. We carry a good selection of these at Fixparts Online, and I can help you find the right one for your setup. It’s the kind of thing that acts like a shield, protecting the whole braking system.

Warranty Information

Wabco Special Fitting (MPN 8939000154) comes with a 1-year warranty.