O-ring, 148 x 2 mm - Viton, Part# 79137

This O-ring used in Alcatel-Adixen and Varian-Agilent vacuum pump models from the Chemical Series, CD Series, and CP Series families, including the specific models mentioned, is a fundamental component that serves as a critical sealing element. Its primary function is to create an airtight seal, preventing air or gas leaks within the pump, and ensuring it can maintain the desired vacuum levels. Regular inspection, maintenance, and the availability of replacement O-rings are essential for achieving consistent vacuum performance and ensuring the longevity of these vacuum pump models in various industrial and scientific applications. The primary purpose of the O-ring is to create an airtight seal within the vacuum pump, ensuring there are no air or gas leaks. The O-ring plays a vital role in maintaining the desired vacuum levels and preventing contaminants from entering the system. O-rings for the Chemical Series, CD Series, and CP Series vacuum pumps are designed to resist the effects of various chemicals and gases they may come into contact with during their operation. This chemical resistance is crucial for ensuring long-term sealing integrity. This O-ring used in Alcatel-Adixen and Varian-Agilent vacuum pump has Part# 79137.