Oil seal performance is affected by not only the type and material of the selected oil seal, but also a variety of other factors, such as operating conditions, total eccentricity, rotational speed, the substance to be sealed, and lubrication conditions.
Figure 9 shows items relating to oil seal characteristics.
Polytetrafluoroethylene (PTFE, Teflon®)
Finally, consider the size and shape of the gasket, as well as any specific design requirements that may impact the gasket's performance. Custom-made natural rubber gaskets can be designed to meet the unique needs of your application, ensuring a precise fit and optimal sealing performance.
4. Fluroelastomer also popularly known as Viton. – The high temperature resistant material used in places where temperature is more than 120 Degree Celcius.
Gaskets and oil seals should be replaced if worn or leaking, or whenever removed during servicing. Replacement is simple, but some engine dismantling may be necessary to reach them. Buy gasket sets from a dealer for the make of car, and state clearly for what parts they are needed.


Auto oil seals are integral to the functionality of various automotive components, including the engine, transmission, and wheel assemblies. These seals are designed to contain lubricating oil and prevent leaks, contributing to the efficient operation and longevity of the vehicle. Proper maintenance and replacement of auto oil seals are essential to ensure the reliability and performance of the vehicle's systems.