The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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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 200 mm

Locknut

 N/A AN 40

Lockwasher

 N/A W 40

Threads

Major Diameter

 N/A 199.31 mm7.847 in

Threads No. per Inch

 N/A 8

Shaft

Relief Diameter A

 N/A 194.87 mm7.672 in

Diameter S-3

 N/A 193.68 mm7.625 in
W1 N/A 6.76 mm0.266 in
L2 N/A 27.76 mm1.093 in
H3 N/A 6 mm0.234 in
S4 N/A 22.23 mm0.875 in
M5 N/A 9.53 mm0.375 in

Locknut

C1

 N/A 250.16 mm9.849 in

D

 N/A 30.43 mm1.198 in

Lockwasher

Q

 N/A 3.71 mm0.146 in

R

 N/A 202.74 mm7.982 in

B

 N/A 261.95 mm10.313 in

s

 N/A 21.34 mm0.84 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)