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Chamfer measurements and tolerance

2017-1-4


Chamfer measurements and tolerance

Allowable critical-value of bearing chamfer Deep groove ball bearings

Unit mm

rs min1 Nominal
bore diameter
rs max or r1s max
or d Radial
direction
Axial
direction
r1s min over incl
0.1 - - 0.2 0.4
0.15 - - 0.3 0.6
0.2 - - 0.5 0.8
0.3 -
40
40
-
0.6
0.8
1
1
0.6 -
40
40
-
1
1.3
2
2
1 -
50
50
-
1.5
1.9
3
3
1.1 -
120
120
-
2
2.5
3.5
4
1.5 -
120
120
-
2.3
3
4
5
2 -
80
220
80
220
-
3
3.5
3.8
4.5
5
6
2.1 -
280
280
-
4
4.5
6.5
7
2.5 -
100
280
100
280
-
3.8
4.5
5
6
6
7
3 -
280
280
-
5
5.5
8
8

Notes: These are the allowable minimum dimensions of the chamfer dimension "r" and are described in the dimensional table.

Allowable critical-value of bearing chamfer Deep groove ball bearings

Unit mm

rs min2 Nominal bore diameter
of bearing "d" or nominal
outside diameter "D"
rs max or r1s max
or Radial
direction
Axial
direction
r1s min over incl
0.3 - 40 0.7 1.4
  40 - 0.9 1.6
0.6 - 40 1.1 1.7
  40 - 1.3 2
1 - 50 1.6 2.5
  50 - 1.9 3
1.5 - 120 2.3 3
  120 250 2.8 3.5
  250   3.5 4
2 - 120 2.8 4
  120 250 3.5 4.5
  250 - 4 5
2.5 - 120 3.5 5
  120 250 4 5.5
  250 - 4.5 6
3 - 120 4 5.5
  120 250 4.5 6.5
  250 400 5 7
  400 - 5.5 7.5
4 - 120 5 7
  120 250 5.5 7.5
  250 400 6 8
  400 - 6.5 8.5

Notes: These are the allowable minimum dimensions of the chamfer dimension "r" or "r1" and are described in the dimensional table.


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