NJ18/8 TIMKEN Tapered Roller Bearings Double-row
| Brand Name: | TIMKEN |
| Model Number: | NJ18/8 |
| Bearing number: | W 637-2Z |
| Size (mm): | 26x7x9 |
| Bore Diameter (mm): | 26 |
| Outer Diameter (mm): | 7 |
| Width (mm): | 9 |
| d: | 7 mm |
| D: | 26 mm |
| B: | 9 mm |
Product Details
| Bearing number | W 637-2Z |
| Size (mm) | 26x7x9 |
| Bore Diameter (mm) | 26 |
| Outer Diameter (mm) | 7 |
| Width (mm) | 9 |
| d | 7 mm |
| D | 26 mm |
| B | 9 mm |
| d2 | 13.9 mm |
| D2 | 22.38 mm |
| r1,2 - min. | 0.3 mm |
| da - min. | 9 mm |
| da - max. | 13.8 mm |
| Da - max. | 24 mm |
| ra - max. | 0.3 mm |
| Basic dynamic load rating - C | 4 kN |
| Basic static load rating - C0 | 2 kN |
| Fatigue load limit - Pu | 0.083 kN |
| Reference speed | 67000 r/min |
| Limiting speed | 32000 r/min |
| Calculation factor - kr | 0.035 |
| Calculation factor - f0 | 12.4 |
| d2 ≈ | 13.9 mm |
| D2 ≈ | 22.38 mm |
| r1,2 min. | 0.3 mm |
| da min. | 9 mm |
| da max. | 13.8 mm |
| Da max. | 24 mm |
| ra max. | 0.3 mm |
| Basic dynamic load rating C | 3.97 kN |
| Basic static load rating C0 | 1.96 kN |
| Fatigue load limit Pu | 0.083 kN |
| Calculation factor kr | 0.035 |
| Calculation factor f0 | 12.4 |
| Mass bearing | 0.024 kg |