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1184
Figure 4: JTEKT oil seal features
Oil seals work by squeezing and retaining lubricant in a thin layer between the lip and the shaft. Perfect sealing is ensured by the hydrodynamic action of the rotating shaft, which in turn produces a slight pump action.
Significance of Oil Seal Wheel Hub in Vehicle Maintenance
5, the oil seal is easy to dismantle and inspection is convenient.


Table 7 shows the shaft design checklist.
Rotary Wheel Of Auto Parts
1. Oil seals have three basic components: sealing element, metal case, and spring.
Common causes of oil seal failure