7021A5TRSUMP3 NSK Super Precision Bearings
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| Brand Name: | NSK |
| Model Number: | 7021A5TRSUMP3 |
| d2 ≈: | 573 mm |
| d1: | 470 mm |
| D1 ≈: | 658 mm |
| Ba min.: | 18 mm |
| D: | 720 mm |
| B1: | 247 mm |
| ra max.: | 5 mm |
| b: | 22.3 mm |
Product Details
| d2 ≈ | 573 mm |
| d1 | 470 mm |
| D1 ≈ | 658 mm |
| Ba min. | 18 mm |
| D | 720 mm |
| B1 | 247 mm |
| ra max. | 5 mm |
| b | 22.3 mm |
| db min. | 519 mm |
| Fatigue load limit Pu | 510 kN |
| Basic static load rating C0 | 7800 kN |
| B | 167 mm |
| B2 | 68 mm |
| Calculation factor Y1 | 3.2 |
| Calculation factor e | 0.21 |
| Mass bearing + sleeve | 290 kg |
| Basic dynamic load rating C | 4358 kN |
| Limiting speed | 900 r/min |
| Calculation factor Y0 | 3.2 |
| B5 | 85 mm |