Mood 3 Products

TF Series Bearings

Composing, CRB-TRB-DGBB, TF-series, 3Comp

TF Series Bearings were designed for outstanding toughness under harsh conditions.  They combine longer service life and superior resistance against wear, seizure & heat (also in contaminated lubrication).

Condition Description

  • Contamination
  • High Load
  • High Temperature
  • Lubrication


  • Material Handling
  • Power Generation
  • Power Transmission
  • Quarrying, Mining & Construction
  • Steel & Metals
  • Wind Turbines

Product Features

  • Special material
  • Innovative heat treatment technology
  • Outperforming standard bearing steel
  • TF, NTF, HTF STF, WTF – material to meet the most challenging environments.
  • TF series materials can be applied to a wide range of bearings:

    - Cylindrical & taper roller bearings

    - Spherical roller bearings

    - Deep-groove ball bearings

    - Angular contact ball bearings


  • Up to 10x's service life with contaminated lubrication
  • Up to twice the service life under clean lubrication
  • Up to 4x's the service life at 160°C
  • Less than one-third the rate of wear
  • 40% improvement in seizure resistance
STF 509 kV 6551gS3
Show Description
STF Super-TF
509 Bearing Bore
kV Bearing Type
6551gS3 Basic Number