145KF2402 DOUBLE-ROW BEARINGS
| Bearing number: | 71980 AM |
| Size (mm): | 540x400x65 |
| Bore Diameter (mm): | 540 |
| Outer Diameter (mm): | 400 |
| Width (mm): | 65 |
| d: | 400 mm |
| D: | 540 mm |
| B: | 65 mm |
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Product Details
| Bearing number | 71980 AM |
| Size (mm) | 540x400x65 |
| Bore Diameter (mm) | 540 |
| Outer Diameter (mm) | 400 |
| Width (mm) | 65 |
| d | 400 mm |
| D | 540 mm |
| B | 65 mm |
| d1 | 447 mm |
| D1 | 496 mm |
| a | 168 mm |
| r1,2 - min. | 4 mm |
| r3,4 - min. | 1.5 mm |
| da - min. | 415 mm |
| Da - max. | 525 mm |
| Db - max. | 533 mm |
| ra - max. | 3 mm |
| rb - max. | 1.5 mm |
| Basic dynamic load rating - C | 423 kN |
| Basic static load rating - C0 | 780 kN |
| Fatigue load limit - Pu | 15.6 kN |
| Reference speed | 1200 r/min |
| Limiting speed | 1300 r/min |
| Calculation factor - kr | 0.083 |
| Calculation factor - ka | 0.4 |
| Calculation factor - e | 0.8 |
| Calculation factor - X | 0.39 |
| Calculation factor - Y0 | 0.33 |
| Calculation factor - Y2 | 0.76 |
| d1 ≈ | 447.4 mm |
| D1 ≈ | 495.55 mm |
| r1,2 min. | 4 mm |
| r3,4 min. | 1.5 mm |
| da min. | 415 mm |
| Da max. | 525 mm |
| Db max. | 533 mm |
| ra max. | 3 mm |
| rb max. | 1.5 mm |
| Basic dynamic load rating C | 403 kN |
| Basic static load rating C0 | 735 kN |
| Fatigue load limit Pu | 15.3 kN |
| Calculation factor A | 4.4 |
| Calculation factor kr | 0.083 |
| Calculation factor e | 0.8 |
| Calculation factor X | 0.63 |
| Calculation factor Y0 | 0.66 |
| Calculation factor Y2 | 1.24 |
| Calculation factor Y1 | 0.78 |
| Mass bearing | 39 kg |
