NU 421 M
Precision cylindrical roller bearing > Single row cylindrical roller bearing
NU 421 M - Single row cylindrical roller bearing - Precision cylindrical roller bearing
| Product model | NU 421 M |
|---|---|
| d | 105 mm |
| D | 260 mm |
| B | 60 mm |
| Limiting speed | 3400 r/min |
| Reference speed | 2800 r/min |
| D1 | ≈206.3mm |
| F | 144.5mm |
| r1,2 | min.4mm |
| Chamfer dimension (r3,4) | min.4mm |
| Allowable axial displacement (s) | max.4.9mm |
| da | max.140mm |
| db | min.147mm |
| Da | max.241mm |
| ra | max.3mm |
| rb | max.3mm |
| Fatigue load limit(Pu) | 64kN |
| Minimum load factor(kr) | 0.15 |
| Limit value (e) | 0.2 |
| Axial load factor (Y) | 0.6 |
| Weight | 17.3kg |
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NU 421 M / Single row cylindrical roller bearing / Precision cylindrical roller bearing