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The chart below shows dimensions for adapter assemblies and components used in the tapered bore bearings on shafts.
Components are ordered seperately.
Unit of Measure

Key Dimensions

Series

 N/A 223K

Removal Nut O.D. C

 N/A 145.39 mm5.724 in

Bearing Number

 N/A 22320K

Taper

 N/A 1:12

Shaft Dimensions

Diameter d

 N/A 90 mm3.543 in
Tolerance1 N/A -0.10 mm-0.004 in

Adapter Dimensions

Major Diameter

 N/A 109.12 mm4.269 in
L2 N/A 90 mm3.543 in

a

 N/A 4 mm0.157 in

Accessory Numbers

Removal Nut

 N/A AN 22

Sleeve

 N/A SK 10023

Locknut

 N/A AN 18

Lockwasher and Lockplates

 N/A W 18
  • 1 Tolerance range is from +0 to value listed.
  • 2 Tolerance -0 to + 0.4 mm (-0 to +1/64 in)