Wabco 8930101004 Screw Plug

Description

The Wabco 8930101004 Screw Plug is a critical component within air brake systems, designed to seal threaded connections and prevent air leaks. This part is commonly used in commercial vehicle air brake lines and reservoirs to maintain optimal braking performance and system integrity. Constructed to OE specification, this screw plug ensures a reliable and leak-free seal, contributing to enhanced safety and consistent braking power. It measures 12 x 27 x 24 mm and features a M22 x 1.5 thread, along with a wrench size of 27.0 mm.

Key Features & Benefits

Basically, it seals an opening in your air brake system. Think of it like a stopper for a hole. It’s threaded, so you screw it in tight to create an airtight seal. Sometimes these are used to cover ports that aren't currently being used, other times they’re there to allow access for bleeding the system or doing maintenance, and then get screwed back in tight afterward. It’s part of your air brake system, so specifically it keeps air pressure where it needs to be. The whole system relies on maintaining that pressure to properly activate your brakes. It's a small piece, but it's integrated into a bigger network of lines and valves. It’s usually found on things like air tanks, compressors, or control valves.

Symptoms, Risks & Replacements

Well, if it leaks, you lose air pressure. And losing air pressure in an air brake system isn’t something you want to mess with. It directly affects your stopping power. You’ll notice if one is leaking – you might hear a hissing sound, or the brakes might feel spongy or not hold as well. It acts like a shield, preventing air from escaping, and keeping everything working as it should. They're usually inexpensive, and a lot easier to replace than dealing with a brake failure, believe me. You can find these pretty easily, places like Fixparts Online have a good selection. It’s a preventative maintenance thing, really.

Warranty Information

Wabco Screw Plug (MPN 8930101004) comes with a 1-year warranty.