NJ 1984 ECMA
Precision cylindrical roller bearing > Single row cylindrical roller bearing
NJ 1984 ECMA - Single row cylindrical roller bearing - Precision cylindrical roller bearing
| Product model | NJ 1984 ECMA |
|---|---|
| d | 420 mm |
| D | 560 mm |
| B | 65 mm |
| Limiting speed | 1500 r/min |
| Reference speed | 1100 r/min |
| d1 | ≈461mm |
| D1 | ≈513mm |
| F | 449mm |
| r1,2 | min.4mm |
| Allowable axial displacement (s) | max.6.9mm |
| da | max.442mm |
| db | min.466mm |
| Da | max.545mm |
| ra | max.3mm |
| Fatigue load limit(Pu) | 156kN |
| Minimum load factor(kr) | 0.07 |
| Limit value (e) | 0.2 |
| Axial load factor (Y) | 0.6 |
| Weight | 48kg |
Product Details
The NJ 1984 ECMA is part of the Single row cylindrical roller bearing series within our Precision cylindrical roller bearing range. It is engineered for high-performance industrial use and delivers reliable operation under demanding working conditions.
Typical applications include: machine tool spindles, rolling mills, gearboxes and industrial pumps. For detailed dimensions and load ratings, please refer to the specification table above. Contact FIJ for bulk pricing, technical support or customized solutions.
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NJ 1984 ECMA / Single row cylindrical roller bearing / Precision cylindrical roller bearing