How Are Oil Seals Numbered?

Number of hits：3752023-11-07 16:47:26　

　　Oil seals are essential components in machinery and automotive equipment, as they prevent the leakage of oil and other fluids. When it comes to identifying and selecting the right oil seal for a particular application, the numbering system used can be a bit confusing for those who are not familiar with it. In this article, we will explore how oil seals are numbered and what the different numbers signify.

　　The numbering system used for oil seals typically consists of a combination of letters and numbers. The first part of the number usually indicates the type of seal, such as whether it is a shaft seal or a bore seal. For example, a seal with the number "TC" is a type of shaft seal, while a seal with the number "SC" is a bore seal. This part of the number is important because it helps to determine the specific application for which the seal is intended.

　　The next part of the number typically indicates the material from which the seal is made. This is important because different materials have different properties and are suitable for different operating conditions. For example, a seal with the number "NBR" is made from nitrile rubber, which is resistant to oil and grease, while a seal with the number "FKM" is made from viton, which is resistant to high temperatures and chemicals.

　　The final part of the number usually indicates the size of the seal, such as the shaft diameter or the bore diameter. This part of the number is crucial because it ensures that the seal will fit the specific application for which it is intended. For example, a seal with the number "38-62-10" has a shaft diameter of 38mm, an outer diameter of 62mm, and a width of 10mm.

　　In addition to the numbering system, oil seals may also have additional markings or codes that provide further information about the seal, such as the manufacturer's logo or batch number. These markings can be helpful in identifying the origin of the seal and ensuring its quality and authenticity.

　　The numbering system used for oil seals provides important information about the type, material, and size of the seal, which is crucial for selecting the right seal for a specific application. By understanding how oil seals are numbered, individuals can make informed decisions when it comes to replacing or selecting seals for their machinery and equipment.