SKF NJ318ECMRA/C4VA3091R2 single-row cylindrical roller bearing (nu / n / nj / nup). Single-row cylindrical roller bearing. Design executions NU / N / NJ / NUP set the axial-guidance capability by rib configuration on inner and outer ring. Standard cage ECP (glass-fibre-reinforced polyamide 6.6) for bores up to 100 mm; ECM (machined brass) above. Precision to ISO 492 Class Normal / P6 / P5. Very heavy radial-load capacity at moderate speed. Suitable for reduction-gear input shafts, marine deck-machinery drives, paper-mill dryer sections.
| Type | Single-row cylindrical roller bearing (NU / N / NJ / NUP) |
| Designation | SKF NJ318ECMRA/C4VA3091R2 |
| Bore d | 90 mm |
| HS code | 8482.20 |
| Indicative carbon footprint for new product | 22.6 kg CO2e |
| Product net weight | 6.1 kg |
| eClass code | 23-05-09-01 |
| UNSPSC code | 31171537 |
| Material | As declared by SKF designation suffix |
| Temperature range | Per SKF product data |
| Primary standard | SKF designation convention |
| MOQ | 1 |
Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.