Page 159 - Rollingbearings
P. 159

Tolerances and resultant its
                                                                                                         Table 12
            Shaft tolerances and resultant its
                                    +
                                    0
                                    –

            Shaft          Bearing        Shaft diameter deviations, resultant its 1)
            Nominal        Bore diameter  Tolerance classes
            diameter       tolerance
            d              t Δdmp         h6�           h8�           h9�           j5�            j6�
                                          Deviations (shaft diameter)
                                          Theoretical interference (–)/clearance (+)
            >       ≤      L      U       Probable interference (–)/clearance (+)

            mm             µm             µm

            500     630    –50    0       0      –44    0      –110   0      –175   –       –      –22    –22
                                          –50    +44    –50    +110   –50    +175   –       –      –72    +22
                                          –37    +31    –31    +91    –29    +154   –       –      –59    +9
            630     800    –75    0       0      –50    0      –125   0      –200   –       –      +25    –25
                                          –75    +50    –75    +125   –75    +200   –       –      –100   +25
                                          –58    +33    –48    +98    –45    +170   –       –      –83    +8
            800     1 000  –100   0       0      –56    0      –140   0      –230   –       –      +28    –28
                                          –100   +56    –100   +140   –100   +230   –       –      –128   +28
                                          –80    +36    –67    +107   –61    +191   –       –      –108   +8
            1 000   1 250  –125   0       0      –66    0      –165   0      –260   –       –      +33    –33
                                          –125   +66    –125   +165   –125   +260   –       –      –158   +33
                                          –101   +42    –84    +124   –77    +212   –       –      –134   +9

            1 250   1 600  –160   0       0      –78    0      –195   0      –310   –       –      +39    –39
                                          –160   +78    –160   +195   –160   +310   –       –      –199   +39
                                                                                                                      Bearing interfaces
                                          –130   +48    –109   +144   –100   +250    –      –      –169   +9
            1 600   2 000  –200   0       0      –92    0      –230   0      –370    –      –      +46    –46
                                          –200   +92    –200   +230   –200   +370    –      –      –246   +46
                                          –165   +57    –138   +168   –126   +296    –      –      –211   +11




                                                                                                                      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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