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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 190 mm

Locknut

 N/A AN 38

Lockwasher

 N/A W 38

Threads

Major Diameter

 N/A 189.79 mm7.472 in

Threads No. per Inch

 N/A 8

Shaft

Relief Diameter A

 N/A 185.34 mm7.297 in

Diameter S-3

 N/A 184.15 mm7.25 in
W1 N/A 6.76 mm0.266 in
L2 N/A 26.19 mm1.031 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 240.64 mm9.474 in

D

 N/A 28.83 mm1.135 in

Lockwasher

Q

 N/A 3.71 mm0.146 in

R

 N/A 192.46 mm7.577 in

B

 N/A 250.83 mm9.8750 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)