Products
011.10.180.12
2020-07-06
  • 011.10.180.12 slewing bearing
  • 120x250x25.5mm external gear slewing ring 011.10.180.12
  • 011.10.180.12 bearing structure
  • Part NO.

    Open type:011.10.180.12

  • Dimension

    di:120mm

    Da:250mm

    H:25.5mm

  • Mounting

    Li:145mm

    La:214mm

  • Basic Load Ratings

    Cr:-kN

    Cor:-kN

  • Gear Teeth

    m:2mm

    z:123mm

  • Equivalent Model

Mass:6kg
  • Features
  • Mounting
  • 011.10.180.12 slewing bearing specifications:

    Type of guide Steel balls
    Space retainer Yes
    Material 50Mn
    Standard lubrication method Grease lubrication
    Oil hole Yes (outer ring)
    Sealing NBR sealed both sides
    Surface treatment Black oxide treated
    Axial clearance 0.07 ~ 017 mm
    Rotation accuracy Inner/Outer ring axial runout max 0.1mm
    Working temperature -15℃ ~ 80℃

    Note: The mounting holes are not evenly spaced on the slewing rings, please contact us for more details.

     

    011.10.180.12 four-point contact ball slewing bearing features:

    1. Thin cross-section slewing bearing with equal ring height and mounting height.
    2. Support radial, axial loads, and moment loads at the same time.
    3. Surface black oxide treated, provide good anti-rust ability, and extend bearings service life.
    4. Processed with high precision CNC and grinding finish, which enable bearings to have less friction, higher rotation precision, and longer service life.
    5. BRS only select high-quality raw material, which can ensure bearings hardness and wear resistance.
    6. Specially designed lubricating system and sealing method, make sure bearings can operate under severe working environment.
    7. Customized mounting holes, easy to install and remove.

  • External gear small slewing bearing 011.10.180.12 mounting instructions:

     

    011.10.180.12 slewing bearing mounting instruction

    1. Make sure the mounting surface is flat and clean and free from burrs or

    rough edge.

     

    2. The unhardened zone is marked with an “S” on the slewing ring, it must be positioned outside the main load-carrying areas.

     

    3. Commissioning of the slewing ring under sufficient load.

    011.10.180.12 slew ring bolts fastening order

     

    4. Adjust the backlash of gear and recheck it after the final tightening of the bearing.

     

    5. Fastening bolts. Place the bearing onto the connecting structure and align the screw holes. Screw all the bolts in the holes first and follow the order as shown in the diagram when tightening bolts in the diagonally opposite sequence. Do not tighten bolts randomly.

     

    6. Check the installation by rotating the assembled bearing arrangement. The torque should not show any excessive variation or “tight spots” during rotation.

     

     

     

     

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