The most important function of an oil seal is to protect all types of sleeves, roller bearings, and balls located in the rotary shafts. These seals also prevent two fluids from mixing, such as water and oil.

Wipe the head and block absolutely clean with a cloth moistened with petrol.
Regular inspection and maintenance of auto gaskets and head gaskets are essential to identify signs of wear, damage, or leakage. Proper replacement of worn or damaged gaskets is crucial for maintaining the integrity and performance of the vehicle's systems. Adhering to recommended service intervals and using high-quality replacement components are essential for optimizing the performance and longevity of the vehicle's gaskets.

Installing and replacing the 75x100x10 oil seal is a straightforward process that can be done by maintenance personnel with basic mechanical skills. It's important to ensure that the shaft and housing where the oil seal will be placed are clean and free of any debris or damage. Proper lubrication of the shaft is also crucial to prevent premature wear of the oil seal.
Figure 4.6. Rubber reinforced with carbon black and CNT nanocomposite to reduce the accumulation of heat in tyre [42].