KOYO 6909ZZ deep groove ball bearings
Can’t find what you’re looking for KOYO 6909ZZ deep groove ball bearings ? Our expert 1280x850x400 Size (mm) Representatives be in contact with you shortly! 1280 Bore Diameter (mm)
| Size (mm) | 1280x850x400 |
| Bore Diameter (mm) | 1280 |
| Outer Diameter (mm) | 850 |
| Width (mm) | 400 |
| d1 | 850 mm |
| D | 1280 mm |
| B1 | 400 mm |
| d2 | 1005 mm |
| d3 | 1030 mm |
| D1 | 1173 mm |
| B | 280 mm |
| B2 | 100 mm |
| s1 | 24.8 mm |
| r1,2 – min. | 7.5 mm |
| da – max. | 1003 mm |
| db – min. | 931 mm |
| Da – min. | 1126 mm |
| Da – max. | 1252 mm |
| Ba – min. | 30 mm |
| Ca – min. | 9 mm |
| ra – max. | 6 mm |
| Basic dynamic load rating – C | 12700 kN |
| Basic static load rating – C0 | 26500 kN |
| Fatigue load limit – Pu | 1530 kN |
| Reference speed | 300 r/min |
| Limiting speed | 400 r/min |
| Factor – k2 | 0.1 |
| d2 ≈ | 1005 mm |
| D1 ≈ | 1173 mm |
| B5 | 125 mm |
| s1 max. | 24.8 mm |
| r1,2 min. | 7.5 mm |
| da max. | 1003 mm |
| db min. | 931 mm |
| Da min. | 1126 mm |
| Da max. | 1252 mm |
| Ba min. | 30 mm |
| Ca min. | 9 mm |
| ra max. | 6 mm |
| Basic dynamic load rating C | 12700 kN |
| Basic static load rating C0 | 26500 kN |
| Fatigue load limit Pu | 1530 kN |
| Misalignment factor k1 | 0 |
| Operating clearance factor k2 | 0.1 |
| Mass bearing + sleeve | 1520 kg |
Detailed Parameters
parameter：
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