M

Carefully lower the sump from the crankcase.

Polytetrafluoroethylene (PTFE, Teflon®)

What are bearing isolators?

Rubber covered

Oil seals are protective elements. They prevent the mixing of water and lubricants within a machine, thereby ensuring optimal machine functionality. Also, oil seals help to prevent lubricant leakage at high pressure like when the machine is working at an extremely high rate. Not only that, radial shaft seals stop foreign components from entering a machine. This is because they can contaminate the lubricant and even damage the machine.

Oil seals are used in any industrial application that has a rotating or moving part assembly. This includes:

* KOYO is a registered trademark of JTEKT.

-15 °C to + 180 °C

1. Follow the instructions in the manual

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Table 5: The major special seals, their shapes, and their features

Oil seals are used in a great many machines.

①

Nitrile rubber offers good durability for general use, while the flexibility of the spring behind the sealing lip keeps the oil seal firmly in place against the moving part.