21 Series Slewing Ring Bearing

21 SERIES SLEWING RING BEARING

21 Series slewing ring bearing

“L”-DESIGN TO SAVE WEIGHT: FOUR-POINT CONTACT, SINGLE-ROW BALL SLEWING RING BEARINGS

  • Four-point contact, single-row ball slewing ring bearing series
  • For mid-to-heavy applications
  • Available in plain, internally geared and externally gear versions
  • “L” design cross section in plain bearing ideal for applications where system weight is a concern
  • Available in a variety of mounting configurations
  • Available in raceway diameters of 13-57 inches. Other sizes are available upon request.
  • Other: 
    • Externally geared version has a rectangular cross section outer ring and flanged inner ring
    • The internally geared version has a rectangular cross section inner ring and a flanged outer ring.
    • The mounting surface must conform to defined standards for flatness and strength.
    • Contact the factory for assistance in sizing this bearing.
    • This series comes with induction hardened raceways. Geared versions can be provided with induction hardened teeth.
    • Matching pinions are available for all standard bearings.

CAPACITIES:

  • Thrust: 7,000 to 1,100,000 pounds
  • Moment: 1,400-390,000 foot-pounds
  • Radial: 400-150,000 pounds

For more information on the 21 Series slewing ring bearing or to request a quote, contact SlewPro today.

Loop Belt Case Study

PARTS CROSS REFERENCE

PRODUCT SERIES:

SlewPro
21E.0414.19.000
21E.0414.19.001
21E.0544.19.000
21E.0544.19.001
21E.0644.19.000
21E.0644.19.001
21E.0744.19.000
21E.0744.19.001
21E.0744.19.002
21E.0844.19.000
21E.0844.19.001
21E.0844.19.002
21E.0944.19.000
21E.0944.19.001
21E.0944.19.002
21E.0944.19.003
21E.0955.29.000
21E.1055.29.000
21E.1094.19.000
21E.1094.19.001
21E.1155.29.000
21E.1255.29.000
21E.1342.19.000
21E.1355.29.000
21E.1355.29.001
21E.1423.19.000
21E.1423.29.000
21E.1455.29.000
21E.1455.29.001
21N.0414.19.000
21N.0414.19.001
21N.0544.19.000
21N.0544.19.001
21N.0644.19.000
21N.0644.19.001
21N.0737.19.000
21N.0744.19.000
21N.0744.19.001
21N.0844.19.000
21N.0844.19.001
21N.0944.19.000
21N.0944.19.001
21N.0955.29.000
21N.1055.29.000
21N.1094.19.000
21N.1094.19.001
21N.1155.29.000
21N.1255.29.000
21N.1355.29.000
21N.1455.29.000
21P.0323.13.000 - 2D - 3D - PDF
21P.0323.13.001 - 2D - 3D - PDF
21P.0414.19.000 - 2D - 3D - PDF
21P.0414.19.001 - 2D - 3D - PDF
21P.0414.19.002 - 2D - 3D - PDF
21P.0414.19.003 - 2D - 3D - PDF
21P.0421.13.000 - 2D - 3D - PDF
21P.0421.13.001 - 2D - 3D - PDF
21P.0526.19.000 - 2D - 3D - PDF
21P.0544.19.000 - 2D - 3D - PDF
21P.0544.19.001
21P.0544.19.002
21P.0644.19.000 - 2D - 3D - PDF
21P.0644.19.001 - 2D - 3D - PDF
21P.0644.19.002 - 2D - 3D - PDF
21P.0744.19.000 - 2D
21P.0744.19.001
21P.0844.19.000
21P.0844.19.001
21P.0944.19.000
21P.0944.19.001
21P.0955.29.000
21P.1055.29.000
21P.1094.19.000 - 2D - 3D - PDF
21P.1094.19.001
21P.1094.19.002 - 2D - 3D - PDF
21P.1094.19.003 - 2D - 3D - PDF
21P.1155.29.000
21P.1256.29.000
21P.1355.29.000
21P.1455.29.000
21P.2045.32.000 - 2D - 3D - PDF

PRODUCTS

slewRIngs

SLEWING RINGS

Our slewing bearings range from small, single-row to large, triple-roller bearings.

View Slewing Rings
slewGears

GEARS

Small- to mid-sized OEMs trust Rhino Gear to meet both custom and standard gear orders.

View Gears
slewDrives

SLEWING DRIVES

Our slewing drives cross over all major brands and come in a range of design options

View Slewing Drives
slimLine

THIN SECTION BEARINGS

SlimPro thin section bearings are designed to solve the most demanding bearing challenges.

View thin section bearings
splitRoller

SPLIT ROLLER BEARINGS

These next-generation split roller bearings are renowned for their ability to reduce downtime, resulting in increased production.

View Split Roller Bearings

Case Study: SlewPro Partnership Saves Time & Money

When Wolf Robotics needed a quick turnaround on a new slewing bearing for a special project in 2017, SlewPro was the only company able to meet the time and specification requirements. The project met all requirements and was on budget, earning more trust from Wolf Robotics’ engineering team.

Download Case Study