| Bearing no. | 688 |
|---|
| Bore diameter | d | 8 mm0.315 inch |
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| Outer diameter | D | 16 mm0.6299 inch |
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| Inner ring width | B | 4 mm0.1575 inch |
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| Outer ring width | C | 4 mm0.1575 inch |
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| Inner ring chamfer dimension | rsi min | 0.2 mm0.0079 inch |
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| Outer ring chamfer dimension | rse min | 0.2 mm0.0079 inch |
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| Basic dynamic load rating | Cr | 1260 N |
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| Basic static load rating | Cor | 590 N |
|---|
| Limiting speed | Grease | 40000 min-1 |
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| Oil | 47000 min-1 |
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| Abutment and fillet dimensions | da min | 9.6 mm0.378 inch |
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| da max | 10.4 mm0.4094 inch |
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| Da min | 13.6 mm0.5354 inch |
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| Da max | 14.4 mm0.5669 inch |
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| rasi max | 0.2 mm0.0079 inch |
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| rase max | 0.2 mm0.0079 inch |
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| Ball size × quantity | 2.000 mm0.0787 inch × 10 |
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| Mass (reference) | 3.16 g |
|---|
The above values are subject to change without notice for the improvement of products or other purposes. We have prepared this table with sufficient care, and we cannot be held responsible for any damage caused by possible errors or omissions.
