Mood 3 Products

Four-Row Long-Life Tapered Roller Bearings

Tapered Roller Bearings - 4 rows

NSK four-row tapered roller bearings for rolling mills are pre-lubricated with the water-resistant grease AQGRD and offer long service life, reduced maintenance cost and increased operational efficiency.
They are available as open or sealed design and in these material specification: Super TF, WTF, Sealed Clean.

Condition Description

  • Contamination
  • Green environment
  • High Speed
  • High Temperature
  • Lubrication


  • Steel & Metals

Product Features

  • Double lifetime compared to conventional bearings
  • Available in material specification: STF, WTF
  • Available as open or sealed design
  • Pre-lubricated with newly developed water-resistant grease AQGRD


  • Longer service life
  • Less downtime for maintenance
  • Higher operational reliability
  • Reduced material and energy consumption (incl. CO2 emissions)
STF 279 KV S 3952 RN1
Show Description
STF Material
279 Bore Code
KV Bearing Type Symbol
S Optional Sealed Clean
3952 Dimension Symbol
RN1 Grease
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