
Types of oil seals
d1, mm
Tighten all fixings in sequence to the correct torque (consult a service manual or dealer if you are uncertain of the torque).
A standard oil seal consists of an outer circular metal disk with an inner flexible rubber which is affixed to the metal during vulcanization. The bonded seal has no loose parts to allow leakage of oil or ingress of any contaminants. This kind of seal is more accurate, and can easily be fitted into a smaller space. An example is shown in Figure 2.9.
What Is Oil Seal?


Cassette seals are designed to maximise grease or oil retention and protection against liquid or solid contaminants. These seals are provided with their own bushings in which dirt is kept out and oil/grease kept in by a multi-lip seal.
Slowly raise the engine about 11 in. (38 mm) and insert wedges between the mounting rubbers and pads .
2) Oil seals for steel production equipment
Without minor lip
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