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Operating Clearance

The residual internal clearance and effective internal clearance in deep groove ball bearings, cylindrical roller bearings and needle roller bearings are calculated here.

list_alt Import Saved conditions
Unit

Selected Bearing

Bearing Types
Deep groove ball bearings Extra-small, miniature ball bearings Flanged type Shielded ZZ
Bearing No.
WMLF8012 ZZX Products detail
Boundary dimensions
8 x 12 x 3.5 mm
Dynamic load rating
0.68
Static load rating
0.27
reply Change bearing

Operating conditions

Initial internal clearancehelp_outline
min mm
～
max mm
Tolerance classhelp_outline

Outer ring tolerance class

min mm
～
max mm

Inner ring tolerance class

min mm
～
max mm
Shaft tolerance range classhelp_outline
min mm
～
max mm
Housing tolerance range classhelp_outline
min mm
～
max mm

temperature condition

Outer ring operating temperature
℃

Rolling element operating temperature and Inner ring operating temperature will be automatically calculated after entering outer ring operating temperature.

Inner ring operating temperature
℃
Finishing of housing bore
℃

Calculated the condition that the housing temperature is the same as the outer ring operating temperature and the axis temperature is the same as the inner ring operating temperature.

Finishing of fitting surface

Finishing of shaft cylindrical surfacehelp_outline
Finishing of housing borehelp_outline

Change bearing material

Outer ring material
Rolling element material
Inner ring material

Change shaft conditions

Shaft hollow dia.help_outline
mm
Shaft materialhelp_outline

Change housing conditions

Housing outside dia.help_outline
mm
Housing materialhelp_outline
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For those who have trouble selecting bearings

If you are not sure what bearing to choose,if you want to change to a more suitable bearing,Please contact JTEKT .

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