Aurora Bearing Company
Aurora Bearing Company
901 Aucutt Rd.
Montgomery, IL 60538
Phone: 630.859.2030 • Fax: 630.859.0971
Email: customersupport@aurorabearing.com • Website: www.aurorabearing.com
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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

Specifications

Series

 N/A 222K

Removal Nut O.D. C

 N/A 271.48 mm10.688 in

Bearing Number

 N/A 22238K

Taper

 N/A 1:12

Shaft Dimensions

Diameter d

 N/A 170 mm6.693 in
Tolerance1 N/A -0.13 mm-0.005 in

Adapter Dimensions

Major Diameter

 N/A 205.92 mm8.107 in
L2 N/A 112 mm4.409 in

a

 N/A 5 mm0.197 in

Accessory Numbers

Removal Nut

 N/A RN 38

Sleeve

 N/A SK 19022

Locknut

 N/A AN 34

Lockwasher and Lockplates

 N/A W 34
  • 1 Tolerance range is from +0 to value listed.
  • 2 Tolerance -0 to + 0.4 mm (-0 to +1/64 in)