Low Speed Miniature Precision Ball Bearings SR133 zz For Dental Bearing

Corrosion resistance, high torsion, low noise, no heat, can be repeatedly disinfected at high temperature.

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    Description

    Product name : Full ball SR133zz

    Accuracy grade ：P4

    Product material: 

    Outer circle : stainless steel 440C

    Inner circle : stainless steel 440C

    Spherome : Germany Ceramic ball

    Paramete

    External diameter4.76 mm
    Bore size2.38mm
    Height2.38mm
    Rotation rate: 30000 / minute
    Utility time : > 80000 minute  (Continuous idle test time)

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