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 180 mm

Locknut

 N/A AN 36

Lockwasher

 N/A W 36

Threads

Major Diameter

 N/A 179.48 mm7.066 in

Threads No. per Inch

 N/A 8

Shaft

Relief Diameter A

 N/A 175.03 mm6.891 in

Diameter S-3

 N/A 174.63 mm6.875 in
W1 N/A 6.76 mm0.266 in
L2 N/A 25.40 mm1.000 in
H3 N/A 6 mm0.234 in
S4 N/A 19.05 mm0.75 in
M5 N/A 9.53 mm0.375 in

Locknut

C1

 N/A 230.33 mm9.068 in

D

 N/A 28.04 mm1.104 in

Lockwasher

Q

 N/A 3.71 mm0.146 in

R

 N/A 182.14 mm7.171 in

B

 N/A 239.73 mm9.438 in

s

 N/A 18.16 mm0.715 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)