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7004A

 

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 20 mm
    Outer Diameter D 42 mm
    Width B 12 mm
    Chamfer dimension r min 0.60 mm
      r1min 0.30 mm
    Distance Side Face to Pressure Point a 14.90 mm

  • Load Data

    Basic Dynamic Load Rating C 10.30 kN
    Basic Static Load Rating C0 6.10 kN
    Limiting Speed Grease 24,200 r/min
      Oil-air 32,300 r/min
    Fatigue Load Limit Pu 4.200 kN
    Calculation Factor for Equivalent Loads  f0 14.000  

  • Preload & Rigidity

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

  • Mass

    Mass m 0.068 kg
Industries
7004A

Medical Equipments

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Machine Tools

The machine tools sector is a linchpin in both economic and technological landscapes, standing at the cusp of the fourth industrial revolution. As the industry evolved, the focus on optimizing Overall Equipment Effectiveness (OEE) through reliable performance and sustainable practices has never been more critical.

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Solar Power

Solar power plants face a unique set of challenges that require tracking systems to be both efficient and cost-effective.

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Semiconductor Equipments

As Industry 4.0 and Artificial Intelligence continue to evolve, the semiconductor industry is experiencing unprecedented demand.

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