Guideline values for spacer ring width reduction – 718 .. D series
 |
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|
|
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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) |
||
| Bore
diameter |
Size | Requisite spacer ring width reduction of bearings in the series | |||
| 718 CD | 718 ACD | ||||
| d | a | b | a | b | |
| mm | – | µm | |||
| 10 | 00 | 5 | 5 | 4 | 4 |
| 12 | 01 | 5 | 5 | 4 | 4 |
| 15 | 02 | 5 | 5 | 4 | 4 |
| 17 | 03 | 5 | 5 | 4 | 4 |
| 20 | 04 | 6 | 6 | 4 | 5 |
| 25 | 05 | 6 | 6 | 4 | 5 |
| 30 | 06 | 6 | 6 | 4 | 5 |
| 35 | 07 | 6 | 6 | 4 | 5 |
| 40 | 08 | 6 | 6 | 4 | 5 |
| 45 | 09 | 6 | 6 | 4 | 5 |
| 50 | 10 | 8 | 8 | 5 | 6 |
| 55 | 11 | 9 | 9 | 6 | 7 |
| 60 | 12 | 10 | 11 | 7 | 8 |
| 65 | 13 | 10 | 11 | 7 | 8 |
| 70 | 14 | 10 | 11 | 7 | 8 |
| 75 | 15 | 10 | 11 | 7 | 8 |
| 80 | 16 | 10 | 11 | 7 | 8 |
| 85 | 17 | 13 | 13 | 9 | 10 |
| 90 | 18 | 13 | 14 | 9 | 10 |
| 95 | 19 | 13 | 14 | 9 | 10 |
| 100 | 20 | 13 | 14 | 9 | 10 |
| 105 | 21 | 14 | 14 | 9 | 10 |
| 110 | 22 | 16 | 16 | 10 | 12 |
| 120 | 24 | 16 | 17 | 11 | 12 |
| 130 | 26 | 16 | 17 | 11 | 12 |
| 140 | 28 | 18 | 20 | 12 | 14 |
| 150 | 30 | 19 | 20 | 13 | 14 |
| 160 | 32 | 19 | 20 | 13 | 15 |
