NJ 228 ECJ
Precision cylindrical roller bearing > Single row cylindrical roller bearing
NJ 228 ECJ - Single row cylindrical roller bearing - Precision cylindrical roller bearing
| Product model | NJ 228 ECJ |
|---|---|
| d | 140 mm |
| D | 250 mm |
| B | 42 mm |
| Limiting speed | 3200 r/min |
| Reference speed | 2800 r/min |
| d1 | ≈179mm |
| D1 | ≈215.78mm |
| F | 169mm |
| r1,2 | min.3mm |
| Chamfer dimension (r3,4) | min.3mm |
| Allowable axial displacement (s) | max.2.5mm |
| da | max.165mm |
| db | min.182mm |
| Da | max.235mm |
| ra | max.2.5mm |
| Fatigue load limit(Pu) | 57kN |
| Minimum load factor(kr) | 0.15 |
| Limit value (e) | 0.2 |
| Axial load factor (Y) | 0.6 |
| Weight | 8.6kg |
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NJ 228 ECJ / Single row cylindrical roller bearing / Precision cylindrical roller bearing