COMBINATION LABYRINTH AND LIP SEAL FOR IDLER ROLLERS

摘要

An idler roller is disclosed which includes a non-rotating shaft, a roller shell positioned around the non-rotating shaft and a bearing assembly proximate ea ch end of the roller shell. The bearing assembly includes an outer labyrinth member and an inner labyrinth member having an integrally formed shaft seal, wherein the inner and outer labyrinth members define a labyrinth seal and the integrally formed shaft seal sealing ly engages an outer surface of the non-rotating shaft.