NU 311 ECP
Precision cylindrical roller bearing > Single row cylindrical roller bearing
NU 311 ECP - Single row cylindrical roller bearing - Precision cylindrical roller bearing
| Product model | NU 311 ECP |
|---|---|
| d | 55 mm |
| D | 120 mm |
| B | 29 mm |
| Limiting speed | 7000 r/min |
| Reference speed | 6000 r/min |
| D1 | ≈100.3mm |
| F | 70.5mm |
| r1,2 | min.2mm |
| Chamfer dimension (r3,4) | min.2mm |
| Allowable axial displacement (s) | max.2mm |
| da | max.68mm |
| db | min.73mm |
| Da | max.109.2mm |
| ra | max.2mm |
| rb | max.2mm |
| Fatigue load limit(Pu) | 18.6kN |
| Minimum load factor(kr) | 0.15 |
| Limit value (e) | 0.2 |
| Axial load factor (Y) | 0.6 |
| Weight | 1.44kg |
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NU 311 ECP / Single row cylindrical roller bearing / Precision cylindrical roller bearing