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Spherical Roller Bearings

Spherical roller bearings (SRB) or self-aligning roller bearings consist of a locking feature, an outer ring, and an inner ring which is enclosed by the former in the axial direction. These bearings permit angular rotation to a central point in two orthogonal directions and support a rotating shaft in the bore of the inner ring which must move not only rotationally but to a certain angle.

Most of these bearings have an outer raceway that is a portion of a sphere making them internally self-aligning. Each roller has a curved form correctly angled to the rotation’s direction which conforms closely to the inner and outer raceways. The housing gives this type of bearing a high radial load-carrying capacity.

 

Ultimate Industrial solution to improve your equipment and production reliability:

 

NTN SNR introduces KIZEI®, the first spherical roller bearing with metallic shields that’s armoured to face the dirt and ultimate protection against external solid contamination. Spherical Roller Bearing range includes:

– Sealed Spherical Roller bearings 

– [KIZEI] Metallic Shield Spherical Roller Bearings 

– Open Spherical roller bearings

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Advantages

  • Engineered for higher combined loads and misalignment
  • Suitable for heavy load, shocks, vibration, and high temperatures
  • Available NTN ULTAGE® Bearing Series

Application

  • Railway application
  • Heavy support rollers
  • Crushers
  • Vibrating screens
  • Ship line
  • Rudder shafts
  • Crankshafts
  • Rolling mills
  • Drive shafts
  • Sewing machine mechanisms
  • Grinding machines

Available Brands