Products
BRS-EQ652
2020-03-27
  • 3.68inch width external gear slewing ring BRS-EQ652
  • customized external gear slewing bearing BRS-EQ652
  • Part NO.

    Open type:BRS-EQ652

  • Dimension

    di:412.75mm

    Da:651.5mm

    H:93.5mm

  • Mounting

    Li:447.7mm

    La:590.55mm

  • Basic Load Ratings

    Cr:-kN

    Cor:-kN

  • Gear Teeth

    m:6.35mm

    z:101mm

  • Equivalent Model

Mass:105kg
  • Features
  • Mounting
  • 25.65inch Slewing Bearing External Gear Detail Specifications:

    Structure Four point contact ball slewing ring outer geared
    Space retainer Yes
    Material 42CrMo
    Standard lubrication method Grease lubrication
    Lubrication hole Yes
    Sealing NBR sealed both sides
    Gear teeth treatment Teeth harden, HRC 45~55
    Axial clearance 0.1~0.22 mm
    Rotation accuracy 0.12/0.35
    Working temperature -15℃ ~ 80℃

     

    25.65inch Slewing Bearing BRS Customized Slewing Ring Features:

    1. Custom design four point contact ball slewing bearing with external gear. With mounting holes on both inner and outer ring.
    2. With 3.68inch mounting height, provide extremely high loading capacity, and resistant to impact loads and tilting moment.
    3. All bearing surface including gear teeth after grinding finish. Make sure BRS-EQ652 slewing rings high dimensional accuracy and rotational accuracy.
    4. BRS only select high quality raw material, which can ensure bearings hardness and wear resistance.
    5. Hardened external gear teeth, makes bearing more reliable and duarable.
    6. Customized mounting holes, easy to install and remove.

  • BRS Customized External Gear Slewing Bearing  BRS-EQ652 Mounting Instructions:

     

    25.65inch 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.

    3.68inch width external gear slewing ring bolts fastening order

     

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

     

    5. Fastening bolts. Place the bearing onto connecting structure and align the screw holes. Screw all the bolts in the holes first and follow the order as shown in diagram when tightening bolts in 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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