KOYO NU2309 cylindrical roller bearings
Browse KOYO NU2309 cylindrical roller bearings Categories 530 Outer Diameter (mm) in 870x530x272 Size (mm) the Manufacturers Online Free. including .
| Size (mm) | 870x530x272 |
| Bore Diameter (mm) | 870 |
| Outer Diameter (mm) | 530 |
| Width (mm) | 272 |
| d | 530 mm |
| D | 870 mm |
| B | 272 mm |
| d2 | 635 mm |
| D1 | 781 mm |
| s1 | 44.4 mm |
| r1,2 – min. | 7.5 mm |
| da – min. | 547 mm |
| da – max. | 685 mm |
| Da – min. | 745 mm |
| Da – max. | 838 mm |
| Ca – min. | 5.4 mm |
| ra – max. | 6 mm |
| Basic dynamic load rating – C | 8800 kN |
| Basic static load rating – C0 | 15600 kN |
| Fatigue load limit – Pu | 1020 kN |
| Reference speed | 500 r/min |
| Limiting speed | 670 r/min |
| Factor – k1 | 0.115 |
| Factor – k2 | 0.097 |
| d2 ≈ | 635 mm |
| D1 ≈ | 781 mm |
| s1 max. | 44.4 mm |
| r1,2 min. | 7.5 mm |
| Da min. | 745 mm |
| Da max. | 838 mm |
| Ca min. | 5.4 mm |
| ra max. | 6 mm |
| Basic dynamic load rating C | 8800 kN |
| Basic static load rating C0 | 15600 kN |
| Fatigue load limit Pu | 1020 kN |
| Misalignment factor k1 | 0.115 |
| Operating clearance factor k2 | 0.097 |
| Mass bearing | 620 kg |
Detailed Parameters
parameter：
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