Product description

  • Outer casing: metal, machined
  • Metal insert
  • Spring-loaded sealing lip
  • Additional dust lip (B2….SL)
  • Sealing lip profile, sealing lip machined on the front face
  • Sealing lip profile, finished sealing lip (B2FUD/B2FUDSL).

Product advantages

  • Broad range of applications in every sector of industry
  • For larger dimensions and with rough fitting in the locating bore      (Note : limited static sealing on the outer casing for low viscosity and gaseous media)
  • Additional dust lip as additional seal against moderate to medium dust and dirt ingress (B2….SL) (Note: can lead to temperature increase from frictional heat)


  • Heavy industry (cranes, calendar roll gearboxes).


  • Acrylonitrile-butadiene rubber

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