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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 220 mm

Locknut

 N/A N 44

Lockwasher

 N/A W 44

Threads

Major Diameter

 N/A 219.15 mm8.628 in

Threads No. per Inch

 N/A 8

Shaft

Relief Diameter A

 N/A 214.71 mm8.453 in

Diameter S-3

 N/A 211.14 mm8.3125 in
W1 N/A 6.76 mm0.266 in
L2 N/A 28.58 mm1.125 in
H3 N/A 9.5 mm0.375 in
S4 N/A 26.97 mm1.062 in
M5 N/A 4.78 mm0.188 in

Locknut

C1

 N/A 279.53 mm11.005 in

D

 N/A 32 mm1.26 in

Lockwasher

Q

 N/A 3.71 mm0.146 in

R

 N/A 221.01 mm8.701 in

B

 N/A 290.53 mm11.438 in

s

 N/A 23.88 mm0.94 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)