Wabco 8938034600 Straight Bulkhead Coupling

Description

The Wabco 8938034600 Straight Bulkhead Coupling is a critical component within air brake systems, designed to securely join sections of air line. This coupling is commonly used in commercial vehicles and trailers to maintain airtight connections essential for effective braking performance. Manufactured to OE specification, this coupling ensures reliable operation and compatibility with existing air brake infrastructure. Its compact dimensions of 38 x 22 x 17 mm allow for installation in tight spaces, while its robust construction guarantees long-lasting durability and resistance to the demanding conditions of heavy-duty applications.

Key Features & Benefits

This little piece basically joins two sections of air brake line together, but it does it where the line needs to pass through something – like the frame of the vehicle, a chassis component, or a floor. Think of it as a connector that allows the air line to go straight through a barrier. It has threads on both ends to screw into the existing air lines and tighten everything up. It's part of your truck or trailer’s air brake system, specifically how the compressed air gets from the compressor to the brakes themselves. It’s not glamorous, it’s not something you see, but it’s a critical link. It allows the air lines to continue uninterrupted, even when they need to go through a solid object.

Symptoms, Risks & Replacements

This might seem like a small part, but a leak here can be a big deal. The air brake system relies on consistent pressure, and even a tiny leak can reduce braking effectiveness. This coupling, when properly installed and sealed, acts like a shield, preventing air from escaping. You’ll notice if one of these starts to fail because you might hear a hissing sound, or your brakes just won’t feel as strong. They're pretty durable, but vibrations and corrosion can eventually wear them down. If you’re doing brake work, it’s a good idea to check these couplings for cracks or damage. You can find these pretty easily, places like Fixparts Online carry a good selection. It’s a relatively inexpensive part to replace, and it can save you a lot of headaches down the road.

Warranty Information

Wabco Straight Bulkhead Coupling (MPN 8938034600) comes with a 1-year warranty.