21309 EK
Precision Spherical roller bearing > Spherical roller bearing
21309 EK - Spherical roller bearing - Precision Spherical roller bearing
| Product model | 21309 EK |
|---|---|
| d | 45 mm |
| D | 100 mm |
| B | 25 mm |
| Limiting speed | 8500 r/min |
| Reference speed | 6300 r/min |
| d2 | ≈65.3mm |
| D1 | ≈88mm |
| b | 6mm |
| K | 3mm |
| r1,2 | min.1.5mm |
| Da | max.91mm |
| ra | max.1.5mm |
| Pu | 13.7kN |
| Limit value (e) | 0.24 |
| Y1 | 2.8 |
| Y2 | 4.2 |
| Y0 | 2.8 |
| Weight | 0.97kg |
| 建议的锁定螺母紧固角度(α) | 130° |
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21309 EK / Spherical roller bearing / Precision Spherical roller bearing