25 20 50 WABCO Compatible Compressor Cylinder Head
25 20 50
Summary
This compressor cylinder head is a critical service component designed to seal the compression chamber of air brake compressors. It is compatible with WABCO systems and is manufactured from heavy-duty grade materials to ensure reliable air output and temperature regulation during operation. Equivalent to OE WABCO 9115159212.
| EAN Code | 8699031055916 |
|---|
Ready to Order
Compatible OEM Codes
-
WABCO
- 911 515 921 2
Description
What does a compressor cylinder head do?
This compressor cylinder head acts as the cast service component that sits on top of an air brake compressor's cylinder block, sealing the compression chamber from above. It is an essential part for workshop technicians looking to rebuild a compressor in place rather than replacing the entire unit. In many professional settings, this part is also referred to as the compressor cover, top cover, or cylinder cover.Compatibility and system function
The component is compatible with WABCO systems and serves as a primary element in maintaining pneumatic pressure. By housing the seats for the inlet and discharge valves, as well as internal air passages and cooling cavities, this part directly governs both the compressor's air output and its overall running temperature.Installation and maintenance
When performing maintenance or repairs, technicians should ensure that the cylinder head matches the specific architecture of the existing unit. Proper installation of this component is vital for maintaining system pressure and preventing leaks within the pneumatic circuit. Consult your authorized distributor to ensure correct fitment.Selection guidance
Selection should always be based on the specific compressor architecture, as different engine options may require variations such as air-cooled or water-cooled designs. Using high-strength components ensures the longevity of the compression chamber under heavy commercial vehicle service conditions.OE cross-reference
25 20 50 (Compressor Cylinder Head) is the equivalent of the WABCO OE number. This part directly replaces WABCO OE number 9115159212.Other OEMs
WABCO
- 9115159212
- 911.515.921.2
- 911 515 921 2
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| WABCO |
FAQ
What is the function of a compressor cylinder head?
It seals the compression chamber from above and houses the inlet and discharge valve seats, directly influencing air output and temperature.
Can this part be used to rebuild an existing compressor?
Yes, it is designed as a service component that allows technicians to rebuild a compressor in place instead of replacing the whole unit.
Why are there different types of cylinder heads?
Heads vary by architecture, such as air-cooled, water-cooled, single-cylinder, or twin-cylinder designs, depending on the specific vehicle requirements.
How can I ensure I select the correct head for my system?
Selection should be based on the specific compressor architecture and reference numbers to ensure compatibility with your existing pneumatic system.
What are the OE reference numbers of this part?
25 20 50 directly replaces WABCO OE number 9115159212.