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Single row angular contact ball bearings

RKB single row angular contact ball bearings can take axial loads in just one direction. This type of bearing is normally paired in face-to-face (DF) or back-to-back (DB) configuration, depending on load conditions, presence of tilting moments and misalignment magnitude in the application.

Main types

  • Type M

    • One-piece inner and outer ring
    • One-piece machined brass cage guided on balls (M)
    • Available with machined brass cage guided on inner ring (MB)
    • Single (non-universal) bearing execution
    • Suitable for very high operating speeds
    • Available with 25°, 30° or 40° contact angle

  • Type DF

    • Face-to-face arrangement (DF) of two ACBBs
    • One-piece machined brass cage guided on balls (M)
    • Preset or adjusted BEP on customer’s request

  • Type DB

    • Back-to-back arrangement (DB) of two ACBBs
    • One-piece machined brass cage guided on balls (M)
    • Preset or adjusted BEP on customer’s request
    • Available with machined brass cage guided on inner ring (MB)
    • Available with inner and/or outer spacers featuring lubrication grooves and/or lubrication holes
    • Stiffer arrangement to withstand tilting moments

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