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7011A

 

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 30 °
    Inner Diameter d 55 mm
    Outer Diameter D 90 mm
    Width B 18 mm
    Chamfer dimension r min 1.10 mm
      r1min 0.60 mm
    Distance Side Face to Pressure Point a 29.90 mm

  • Load Data

    Basic Dynamic Load Rating C 31.00 kN
    Basic Static Load Rating C0 26.30 kN
    Limiting Speed Grease 10,400 r/min
      Oil-air 13,800 r/min
    Fatigue Load Limit Pu 16.600 kN
    Calculation Factor for Equivalent Loads  f0 15.500  

  • Preload & Rigidity

    Light A  - N
      Cax  - N/μm
    Medium B  - N
      Cax  - N/μm
    Heavy C  - N
      Cax  - N/μm

  • Mass

    Mass m 0.385 kg
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