Products
CRBF9025A
2019-03-15
  • CRBF9025A crossed roller bearing
  • CRBF9025A bearing supply
  • CRBF9025A face mount crossed roller bearing
  • CRBF9025 bearing structure
  • Part NO.

    Open type:CRBF9025A

    With seal:CRBF9025AUU

  • Dimension

    d:90mm

    D:210mm

    B:25mm

  • Mounting

    PCD1:112mm

    PCD2:187mm

  • Basic Load Ratings

    Cr:73.4kN

    Cor:108kN

  • Equivalent Model

    RU148

Mass:4.67kg
  • Features
  • Mounting
  • CRBF9025A crossed roller bearing specifications:

    Type of guide Roller
    Space retainer Yes
    Material GCr15
    Standard lubrication method Grease lubrication
    Oil hole Yes
    Sealing UU- framework oil seals both sides
    Surface treatment Black oxide treated, phosphate treatment, other
    Radial clearance T1/C1/C2
    Rotation accuracy P5/P4/P2
    Working temperature -15℃ ~ 80℃

    Equivalent model: RU148

    CRBF crossed roller bearing catalog

    CRBF9025 face mount crossed roller bearing features:

    1. The inner/outer ring is a solid one-piece structure, so bearings can provide high stiffness.
    2. One single bearing can sustain radial, axial, and moment loads at the same time.
    3. High rigidity & rotation accuracy. The compact structure of the CRBF series reduces the influence of the installation.
    4.Miniaturization. The inner ring and outer ring with mounting holes, so it can be easily mounted to a device with bolts without the need for housing and fixing plate, so surrounding parts of the bearing can be made compact, which contributes to miniaturization and a weight saving of devices.

  • CRBF9025A bearing installation instructions

    Cautions: For crossed roller bearings with split outer ring, when the rigidity of the mounting parts is not sufficient, stress concentration will occur at the contact area between the rollers and raceways, and the bearing performance will deteriorate significantly.

    Therefore, it is necessary to carefully examine the rigidity of housing and the strength of fixing bolts when a large moment will be applied.

    1. Before installation, please clean bearing bracket, shaft, or other components, make sure there is no burrs or rough edge.
    2.Fix the inner and outer rings in the axial direction directly to the mounting surface by fixing bolts
    3. If a large number of radial load and/or moment is applied, it is recommended to prepare the flange part as Fig.4.

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