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2401
1. Follow the instructions in the manual
In this kind of seal, wider tolerances are possible between the OD of the seal and the seal housing. Irregularities of the housing surface can be taken up by the resilient rubber layer on the outside of the seal. However, the rubber covered seal can be blown out under high pressure in a reciprocating application whereas, with a metal case, there is no such danger.
What are Oil Seals and how do they work?
Outer case



A wide range of sealing devices are used in various machines.
Sealing devices serve the following functions:
The small little oil seal has an outsized role in power transmission.


ISO 6194-1 1)
This is often the material of choice for the oil industry due to the extensive temperature range the material can sustain. Benefits include:


-40 °C to + 90 °C