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7008AC

 

BRZB offers a board range in the 70 series regarding dimensions, suitable RPM, and load capabilities.

Standard spindle bearings
High RPM suitability and rigidity
High cost-efficiency and reliability
Standard contact angles of 15° and 25°
Reference RPM factor n x dm = 1.7 x 106 mm/min
High load rating
Also available as hybrid ball bearings
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Technical specification

  • Basic Properties

    Contact Angle α 25 °
    Inner Diameter d 40 mm
    Outer Diameter D 68 mm
    Width B 15 mm
    Chamfer dimension r min 1.00 mm
      r1min 0.60 mm
    Distance Side Face to Pressure Point a 20.10 mm

  • Load Data

    Basic Dynamic Load Rating C 19.50 kN
    Basic Static Load Rating C0 15.10 kN
    Limiting Speed Grease 18,600 r/min
      Oil-air 27,800 r/min
    Fatigue Load Limit Pu 12.000 kN
    Calculation Factor for Equivalent Loads  f0 15.400  

  • Preload & Rigidity

    Light A 170 N
      Cax 109 N/μm
    Medium B 510 N
      Cax 153 N/μm
    Heavy C 1,020 N
      Cax 193 N/μm

  • Mass

    Mass m 0.188 kg
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