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Smarter Bearing Selection Is Here

The Timken ® Syber ® Bearing System Designer Tool now features Smart Selection, enabling users to find the right bearing faster by filtering options based on target life and key dimensions.

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Analyze Bearing Performance in an Application with Timken ® Syber ® Bearing System Designer

A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.

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  • The chart below shows dimensions for locknuts and lockwashers used in the mounting of straight bore bearings on shafts.
  • Other dimensions and tolerances related to shaft configurations are also shown.
  • Dimensions are presented according to bearing bore size and are applicable to bearings in the various series (e.g., 222 and 223 etc.).
Unit of Measure

Specifications

Bearing Bore

 N/A 75 mm

Locknut

 N/A AN 15

Lockwasher

 N/A W 15

Threads

Major Diameter

 N/A 74.5 mm2.933 in

Threads No. per Inch

 N/A 12

Shaft

Relief Diameter A

 N/A 71.37 mm2.810 in

Diameter S-3

 N/A 71.44 mm2.8125 in
W1 N/A 4.37 mm0.172 in
L2 N/A 13.49 mm0.531 in
H3 N/A 3.2 mm0.125 in
S4 N/A 7.92 mm0.312 in
M5 N/A 6.35 mm0.25 in

Locknut

C1

 N/A 98.55 mm3.88 in

D

 N/A 15.34 mm0.604 in

Lockwasher

Q

 N/A 1.57 mm0.062 in

R

 N/A 75.51 mm2.973 in

B

 N/A 104.37 mm4.109 in

s

 N/A 7.37 mm0.29 in
  • 1 Tolerance -0 to + 0.4 mm (-0 to +1/64 in)
  • 2 Tolerance -0 to + 0.4 mm (-0 to +1/64 in)
  • 3 Tolerance -0 to + 0.4 mm (-0 to +1/64 in)
  • 4 Tolerance -0 to + 0.4 mm (-0 to +1/64 in)
  • 5 Tolerance -0 to + 0.4 mm (-0 to +1/64 in)
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