Wabco 8935103904 Socket Cup

Description

This Socket Cup, manufactured by Wabco with MPN 8935103904, is a critical component within air brake systems. It functions as a fitting, ensuring secure connections within the air braking network, commonly used in commercial vehicles. This cup meets OE specifications, delivering robust performance and reliability for air brake system applications. Measuring 7 x 4 x 14 mm, this component is designed for precision and durability.

Key Features & Benefits

These little guys basically create a tight seal where your air brake lines connect to the brake chamber or control valve. They have a socket that the air line snaps into, and a rubber seal inside that keeps the air from leaking out. It's a pretty simple piece, but crucial. They come in different sizes to match the line diameter, so getting the right one is important. Think of it as a connection point, a really important one. Air brakes rely on consistent air pressure to work, obviously. The socket cup is where that pressurized air stays within the system. Without a good seal here, you lose air pressure, and that impacts your braking power. They’re used throughout the entire air brake system – on the brake chambers themselves, where lines connect to the control valve, and other key junctions.

Symptoms, Risks & Replacements

It's vital because any air leak, even a small one, compromises the whole system. You’ll notice if you have a bad socket cup eventually – likely a hissing sound when the brakes are applied, or a spongy brake pedal. More seriously, it can lead to reduced braking efficiency and potentially a dangerous situation. They’re considered a wear item, meaning they’ll degrade over time from weather, vibration, and just general use. We carry a good selection of these at Fixparts Online, and it's usually a pretty straightforward replacement. It's one of those things that’s cheap to fix now and can save you a lot of trouble later. They really act like a shield, preventing air loss and keeping everything working properly.

Warranty Information

Wabco Socket Cup (MPN 8935103904) comes with a 1-year warranty.