After the oil seal has been installed, check for leaks. You can do this by applying pressure to the system and observing for any signs of a leak, such as fluid escaping from the area where the oil seal is installed. If a leak is present, you may need to remove the oil seal and start the installation process again.
Choosing the right oil seal
Choosing and using the proper sealing devices within oil and gas applications can be vital when preventing dirt, dust, water, and other debris from potentially getting inside and contaminating products.
Oil Seals 101 – The Ultimate Guide
4. Example of the applications of seals

Metal
Figure 4: JTEKT oil seal features
Once the engine is securely held, lower and remove the jack.
Oil Seal Installation: A How To
For more detailed information, please see the following:
Names and functions of seal components
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Some aspects to consider when selecting this component are: