Page 167 - Rollingbearings

Tolerances and resultant its
Table 16
Shaft tolerances and resultant its

Shaft Bearing Shaft diameter deviations, resultant its 1)
Nominal diameter Bore diameter Tolerance classes
tolerance
d t Δdmp r6+IT6 r7+IT7
Deviations (shaft diameter)
Theoretical interference (–)
over incl low high Probable interference (–)

mm µm µm

1 250 1 400 –160 0 +456 +378 +550 +425
–616 –378 –710 –425
–586 –408 –669 –466
1 400 1 600 –160 0 +486 +408 +580 +455
–646 –408 –740 –455
–616 –438 –699 –496
1 600 1 800 –200 0 +554 +462 +670 +520
–754 –462 –870 –520
–718 –498 –820 –570
1 800 2 000 –200 0 +584 +492 +700 +550
–784 –492 –900 –550
–748 –528 –850 –600

Bearing interfaces

B.6

1) Values are valid for most bearings with Normal tolerances For exceptions, refer to Tolerances and resultant its, page 153

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