Technical>Chamfer measurements and tolerance
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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