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All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Spherical Roller Bearing Metric and Inch Accessories > Inch Accessories - Locknut and Lockwasher > Part Number AN 21-W 21  
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Part Number AN 21-W 21, Inch Accessories - Locknut and Lockwasher


  • 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: Imperial Metric Both

Specifications  · Threads  · Shaft  · Locknut  · Lockwasher

Specifications

Bearing Bore
105 mm

Locknut
AN 21

Lockwasher
W 21


Threads

Major Diameter
104.7 mm
4.122 in

Threads No. per Inch
12


Shaft

Relief Diameter A
101.57 mm
3.999 in

Diameter S-3
100.01 mm
3.9375 in

W1
4.37 mm
0.172 in

L2
18.26 mm
0.719 in

H3
4 mm
0.156 in

S4
9.53 mm
0.375 in

M5
7.92 mm
0.312 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)


Locknut

C1
138.25 mm
5.443 in

D
19.3 mm
0.76 in


Lockwasher

Q
2.13 mm
0.084 in

R
106.48 mm
4.192 in

B
144.86 mm
5.703 in

s
8.97 mm
0.353 in



 DOWNLOADS 

Metric Accessories Index
(PDF, 77KB)

Metric Accessories Prefixes and Suffixes
(PDF, 33KB)

Nomenclature
(PDF, 41KB)


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