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30211 Tapered Roller Bearing


  • Dimensions: 55mm (d) x 100mm (D) x 22.75mm (T)
  • Handles extreme centrifugal forces effortlessly.
  • Rugged cage architecture resists severe continuous vibration.
  • Ideal for harsh, debris-filled mining environments.

Mud, dust, and continuous heavy vibration completely define the mining and quarrying sectors. The 55mm bore 30211 thrives precisely in these aggressive conditions. It forms the unyielding rotational axis for massive centrifugal slurry pumps and primary stone conveyor drums. Its rugged internal architecture allows it to retain structural integrity even when external vibrations threaten to shake ordinary machinery apart, acting as a frontline defense against catastrophic and costly facility downtime.

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Linqing Xinshengdi Bearing Co., Ltd.