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Measuring clearance reduction of sealed spherical roller bearing

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Measuring clearance reduction of sealed spherical roller bearing
 
To measure the radial clearance before and after installation by feeler is only suitable for medium and large size sealed spherical roller bearing,when measuring clearance of sealed spherical roller bearing,the position must be choosen no load capacity between rollers and raceway of the outer ring, before measurement,the outer ring must be rotated several circles.and its necessary to determine the center line of inner and outer ring can be overlapped each other.at the first time measurement,feeler can be choosen a little thin than minimum clearance ratio,and then using a slightly thick feeler to repeat measurement.
until certain resistance happenned when movement.
 
1.Before installation. between outer ring and the highest rollers
2.After installcation,aacording to different cage of sealed spherical roller bearing,between the inner or outer ring and the lowest rollers.

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