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638 Full Ceramic Bearings 8X28X9 Ball Bearings


Ceramic Bearings Dimension


28 in stock


638 Full Ceramic Bearings Dimensions

Dimension Type Metric
Inner Dia(d) 8
Outer Dia(D) 28
Width (B1) 9

Dimension Measurement: Metric

8mm ID x 28mm OD x 9mm Width

We Possible Design Modifications Below:

  • Bearing Material: Zirconia Oxide or Silicon Nitride.
  • Ball Material: Zirconia Oxide or Silicon Nitride Ceramic
  • Cage Material: PTFE, PEEK, Full Complement or Ceramic
  • Specific ABEC Rating: Abec 3 or 5
  • Seal Options: Two seals or open bearing
  • Lubrication: Grease, Oil, Dry Lubrication options
  • If you do not see a specific type of bearing on our website, please send us a quote request for custom bearings.


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