PSI Spinning Bottom Roller Bearings. Textile Bottom roller bearings, Ring frame Bottom Roller Bearings provides a comprehensive solution for all your textile machine needs, offering high-quality bottom roller bearings tailored to specific applications.

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Bottom Roller Bearings PSI-301622

Psi high-speed, single-row bottom roller bearings are structurally analogous to a pair of single-row bearings mounted back-to-back, yet they occupy a significantly smaller axial footprint. These textile bottom roller bearings are engineered for sustained high-speed operation and excel at accommodating substantial axial loads from either direction, making them uniquely suitable for textile spinning applications where other bearings might fail.

  • Psi Bottom Roller Bearing are "Structurally analogous to" is more precise than "correspond to in their design and operation." It clearly states the similarity without being wordy.
  • "Engineered for sustained high-speed operation" is a more powerful and professional way to say "can operate at high speeds." It implies deliberate design.
  • PSI Bottom Roller Bearing Tolerances: The bottom roller and the corresponding bearing must have precise tolerances. If the roller's outer diameter or the bearing's inner diameter is slightly off, it will cause either a loose fit (which can lead to vibration and wear) or a tight fit (which makes installation difficult and can damage components).
  • PSI Bottom roller bearing Surface Finish: A smooth, non-porous surface finish on both the roller and the bearing is crucial. Rough surfaces increase friction and can prevent the components from sliding together easily.
  • PSI bottom roller bearing Lubrication: A thin film of appropriate lubricant can significantly reduce friction during the fitting process. This is especially helpful for a press or interference fit.
d 16 mm Bore diameter
D 30 mm Outside diameter
b 26 mm Inner Width
B 22 mm Outer Widthr
N 5.9 Cap Center Width
W 24.2 Locating Cap Width
Basic dynamic load rating 865 - 1020
Weight 0.060 - 0.148
Contact type Normal contact (two-point contact)
Number of rows 1
Locating feature, bearing outer ring None
Cage Special Polyamide (Nylon)
Universal matching bearing UL 30-0026220
Material, bearing Bearing steel
Coating Crome
Sealing NA
Lubricant Applicable at the time of installation
Relubrication feature Available

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