Guideline values for spacer ring width reduction – 719 .. B and 70 .. B bearing series
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| Increasing the preload
(back-to-back) |
Decreasing the preload
(back-to-back) |
Increasing the preload
(face-to-face) |
Decreasing the preload
(face-to-face) |
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| Bore
diameter |
Size | Requisite spacer ring width reduction of bearings in the series1) | |||||||||
| 719 CB | 719 ACB | 70 CB | 70 ACB | ||||||||
| d | a | b | a | b | a | b | a | b | |||
| mm | – | µm | |||||||||
| 30 | 06 | 3 | 8 | 2 | 6 | 3 | 10 | 2 | 7 | ||
| 35 | 07 | 3 | 8 | 2 | 6 | 3 | 10 | 2 | 7 | ||
| 40 | 08 | 3 | 8 | 2 | 6 | 3 | 10 | 2 | 7 | ||
| 45 | 09 | 3 | 9 | 2 | 6 | 4 | 10 | 3 | 7 | ||
| 50 | 10 | 3 | 9 | 2 | 6 | 4 | 11 | 3 | 7 | ||
| 55 | 11 | 4 | 11 | 2 | 7 | 4 | 12 | 3 | 9 | ||
| 60 | 12 | 4 | 11 | 2 | 7 | 4 | 13 | 3 | 9 | ||
| 65 | 13 | 4 | 11 | 2 | 7 | 5 | 13 | 3 | 9 | ||
| 70 | 14 | 4 | 12 | 3 | 8 | 5 | 15 | 3 | 10 | ||
| 75 | 15 | 4 | 12 | 3 | 8 | 5 | 15 | 3 | 10 | ||
| 80 | 16 | 4 | 12 | 3 | 8 | 6 | 16 | 4 | 12 | ||
| 85 | 17 | 4 | 12 | 3 | 8 | 6 | 16 | 4 | 12 | ||
| 90 | 18 | 5 | 13 | 3 | 9 | 7 | 18 | 4 | 13 | ||
| 95 | 19 | 5 | 13 | 3 | 9 | 7 | 18 | 4 | 13 | ||
| 100 | 20 | 5 | 14 | 3 | 9 | 7 | 18 | 4 | 13 | ||
| 110 | 22 | 5 | 16 | 4 | 10 | 7 | 19 | 4 | 13 | ||
| 120 | 24 | 5 | 16 | 4 | 10 | 7 | 19 | 4 | 13 | ||
- 1) Data for bearings with an 18° contact angle is available on request.
