ironing board covers for sale_extra wide ironing board cover

Type ‘C’ oil seal has an additional cup inserted into the outer cup of ‘B’ type. The supplementary metal inner ring provides a superior stiffness. This type is recommended for use in heavy polluted environments. As the static sealing between housing and metallic shell is limited, low viscosity media can “creep”.

Figure 2.9. Metal to rubber bonded seal

Oil seals are used in many areas around the car.
Figure 6 shows the places where each seal type is used.