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Miniature bearing are simple in design, non-separable, suitable for high and even very high speeds and are robust in operation, requiring little maintenance.Deep-groove bearings have higher load ratings for their size than shallow-groove

  • Miniature bearing are simple in design, non-separable, suitable for high and even very high speeds and are robust in operation, requiring little maintenance.Deep-groove bearings have higher load ratings for their size than shallow-groove , but are also less tolerant of misalignment of the inner and outer races. suitable for precision instrument, low noise electromotor, automobile and motorcycle, etc. It is the the most widely used bearing type.


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  • Series table

    Principal dimensions (mm)Basic load ratings KNPuSpeed ratings rpmWeight kgDesignation
    dDBdyc Crstc CorSpeed RatingsLimiting Speed
    31040.540.180.007130000800000.0015623
    492.50.540.180.007140000850000.0007618/4
    41140.7150.2320.01130000800000.0017619/4
    41240.8060.280.012120000750000.0021604
    41350.9360.290.012110000670000.0031624
    41651.110.380.01695000600000.0054634
    51130.6370.2550.011120000750000.0012618/5
    51340.8840.340.014110000670000.0025619/5
    51651.140.380.01695000600000.005*625
    51962.340.950.0480000500000.009*635
    6133.50.8840.3450.015110000670000.002618/6
    61551.240.4750.02100000630000.0039619/6
    61962.340.950.0480000500000.0084*626
    7143.50.9560.40.017100000630000.0022618/7
    71751.480.560.02490000560000.0049619/7
    71962.340.950.0485000530000.0075*607
    72273.451.370.05770000450000.013*627
    81641.330.570.02490000560000.003618/8
    81961.90.7350.03180000500000.0071619/8
    82273.451.370.05775000480000.012*608
    82483.91.660.07163000400000.017*628
    91741.430.640.02785000530000.0034618/9
    92062.080.8650.03680000480000.0076619/9
    92473.91.660.07170000430000.014*609
    92684.751.960.08360000380000.02*629
    101951.380.5850.02580000480000.005561800
    102262.080.850.03675000450000.0161900
    102684.751.960.08367000400000.019*6000
    102884.621.960.08363000400000.02216100
    103095.42.360.156000340000.032*6200
    1035118.523.40.14350000320000.053*6300