- Moreover, regular maintenance and timely replacement of oil seals are integral to machinery health. Signs of wear, such as leaks or discoloration, should prompt immediate action. Neglecting these signs could lead to severe damage, necessitating more extensive repairs or even replacement of the entire unit.
What is Oil Seal | Purpose , types of Oil Seal , Advantages
- Oil seals play an indispensable role in various mechanical systems, acting as a barrier against the ingress of contaminants and the egress of lubricants. They are critical components in industries ranging from automotive to aerospace, ensuring efficient and smooth operation by maintaining the integrity of lubrication systems. This article delves into the intricate process of oil seal manufacturing, a blend of precision engineering, advanced materials science, and meticulous quality control.
Oil seals come in various shapes to fit the machines and substances to be sealed.
Figure 2 shows the structure and the names of the various components of the most typical oil seal.
The functions of the various components are also indicated in Table 1.

Choosing the Right Oil Seals:
Rotary Wheel Of Auto Parts
If you have prepared the assembly properly, then you are already largely on your way to a successful installation. The assembly of the oil seal itself is not complex. It is, of course, important that it is done properly in view of the longevity and reliability of the seal.
(4) The degree of eccentricity on the installation If the eccentricity of the oil seal and the shaft is too large, the sealing performance will be deteriorated, especially when the shaft speed is high. If the eccentricity is too large, a W-shaped oil seal can be used.
Mark the position of the rotor arm by lightly scratching a line on the distributor body. Disconnect the LT lead from the distributor body.


Choosing Quality Oil Seals for Wheel Hubs and Steering Mechanisms
Most ERIKS oil seals, such as the types M, MST, R and RST, are made of NBR as standard.
There are several materials used to manufacture oil seals. They are discussed below.