| Bearing no. | 639ZZ |
|---|
| Bore diameter | d | 9 mm0.3543 inch |
|---|
| Outer diameter | D | 30 mm1.1811 inch |
|---|
| Inner ring width | B | 10 mm0.3937 inch |
|---|
| Outer ring width | C | 10 mm0.3937 inch |
|---|
| Inner ring chamfer dimension | rsi min | 0.6 mm0.0236 inch |
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| Outer ring chamfer dimension | rse min | 0.6 mm0.0236 inch |
|---|
| Basic dynamic load rating | Cr | 5110 N |
|---|
| Basic static load rating | Cor | 2390 N |
|---|
| Limiting speed | Grease | 25000 min-1 |
|---|
| Oil | 30000 min-1 |
|---|
| Abutment and fillet dimensions | da min | 13 mm0.5118 inch |
|---|
| da max | 15.2 mm0.5984 inch |
|---|
| Da min | 25.4 mm1 inch |
|---|
| Da max | 26 mm1.0236 inch |
|---|
| rasi max | 0.6 mm0.0236 inch |
|---|
| rase max | 0.6 mm0.0236 inch |
|---|
| Ball size × quantity | 4.762 mm0.1875 inch × 8 |
|---|
| Mass (reference) | 34.8 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.
