| Bearing no. | SER1212ZZS |
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| Bore diameter | d | 12.7 mm0.5000 inch |
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| Outer diameter | D | 19.05 mm0.7500 inch |
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| Inner ring width | B | 3.967 mm0.1562 inch |
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| Outer ring width | C | 3.967 mm0.1562 inch |
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| Inner ring chamfer dimension | rsi min | 0.25 mm0.0098 inch |
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| Outer ring chamfer dimension | rse min | 0.25 mm0.0098 inch |
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| Basic dynamic load rating | Cr | 781 N |
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| Basic static load rating | Cor | 429 N |
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| Limiting speed | Grease | 12000 min-1 |
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| Oil | 14000 min-1 |
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| Abutment and fillet dimensions | da min | 14 mm0.5512 inch |
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| da max | 14 mm0.5512 inch |
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| Da min | 17.5 mm0.6890 inch |
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| Da max | 18 mm0.7087 inch |
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| rasi max | 0.25 mm0.0098 inch |
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| rase max | 0.25 mm0.0098 inch |
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| Ball size × quantity | 1.588 mm0.0625 inch × 13 |
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| Mass (reference) | 3.22 g |
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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.