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727
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2467
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1707
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1541
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2253
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2009
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393
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2652
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1100
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72
The basic principle of sealing is straightforward – the flexible lip is held against the rotating part (usually the shaft) whilst the casing (or O.D.) is pressed into the housing or bore and holds the seal in place. The sealing lip needs some form of lubrication to avoid overheating and is usually energized by means of a garter spring.
If it was stuck to the cover, smear gasket sealant along the cover flange and upper gasket and leave it to dry for a few minutes.
used to replace the butyronitrile rubber with high temperature. Fluoro rubber is proved to have excellent oil

