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Cages

SKF super-precision single row cylindrical roller bearings can be fitted with one of the following cages:
  • a PA66 cage, window-type, roller centred, designation suffix TN
  • a glass fibre reinforced PA66 cage, window-type, roller centred, designation suffix TN9
  • a glass fibre reinforced PEEK cage, window-type, outer ring centred, designation suffix TNHA
  • a carbon fibre reinforced PEEK cage, window-type, outer ring centred, designation suffix PHA
Depending on their design, series and size, SKF super-precision double row cylindrical roller bearings are fitted as standard with the following cages:
  • two PA66 cages, window-type, roller centred, designation suffix TN
  • two glass fibre reinforced PA66 cages, window-type, roller centred, designation suffix TN9
  • one or two machined brass cages, prong-type, roller centred, no designation suffix
For information about the suitability of cages, refer to Cage materials.
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