| Name | Value |
|---|---|
| Bearing number | W 639/3 R-2Z |
| Size (mm) | 3x8x4 |
| Brand | MBY |
| Bore Diameter (mm) | 3 |
| Outer Diameter (mm) | 8 |
| Width (mm) | 4 |
| Name | Value |
|---|---|
| d | 3 mm |
| D | 8 mm |
| B | 4 mm |
| d1 | - 4.35 mm |
| D2 | - 7.25 mm |
| D3 | 9.5 mm |
| C | 0.9 mm |
| r1,2 | min. - 0.15 mm |
| da | min. - 3.8 mm |
| ra | max. - 0.15 mm |
| Basic dynamic load rating | C - 0.319 kN |
| Basic static load rating | C0 - 0.09 kN |
| Fatigue load limit | Pu - 0.004 kN |
| Reference speed | 150000 r/min |
| Limiting speed | 75000 r/min |
| Calculation factor | kr - 0.025 |
| Calculation factor | f0 - 6.1 |
| Mass bearing | 0.00095 kg |
Wanting more information about MBY? Contact us now! Tell us your need and we will contact with you within 24 hours.
