SKF 638/5-2Z Deep Groove Ball Bearings
BRAND : SKF
Technical specification
Details
Technical specification
DIMENSIONS
| d | 5 mm | |
|---|---|---|
| D | 11 mm | |
| B | 5 mm | |
| d2 | ? 6.2 mm | |
| D2 | ? 9.9 mm | |
| r1,2 | min. 0.15 mm |
ABUTMENT DIMENSIONS
| da | min. 5.9 mm | |
|---|---|---|
| da | max. 6.1 mm | |
| Da | max. 10 mm | |
| ra | max. 0.15 mm |
CALCULATION DATA
| Basic dynamic load rating | C | 0.403 kN |
|---|---|---|
| Basic static load rating | C0 | 0.143 kN |
| Fatigue load limit | Pu | 0.006 kN |
| Reference speed | 120000 r/min | |
| Limiting speed | 60000 r/min | |
| Calculation factor | kr | 0.02 |
| Calculation factor | f0 | 7.1 |
MASS
| Mass bearing | 0.0018 kg |
|---|
