Browse: 42

| Product model | W 638/5-2RS1 |
| d | 5 mm |
| D | 11 mm |
| B | 5 mm |
| Limiting speed | 34000 r/min |
| d2 | ≈6.2 mm |
| D2 | ≈9.9 mm |
| Da | max.10 mm |
| Chamfer size (r1,2) | min.0.15 mm |
| da | min.5.9 mm/max6.1 mm |
| ra | max.0.15 mm |
| Pu | 0.006 kN |
| kr | 0.02 |
| f0 | 7.1 |
| Radial runout | National Standard |
| Dimensional tolerance | National Standard |