NACHI VDR-2A-1A2-13 bearing Size Chart (mm/inches) |
|---|
| d | 45 mm |
| D | 75 mm |
| B | 16 mm |
| d1 | 54.2 mm |
| d2 | 54.2 mm |
| D2 | 68.3 mm |
| r1,2 min. | 1 mm |
| r3,4 min. | 0.3 mm |
| a | 22.1 mm |
| da min. | 49.6 mm |
| da max. | 53.7 mm |
| db min. | 49.6 mm |
| db max. | 53.7 mm |
| Da max. | 70.4 mm |
| Db max. | 73 mm |
| ra max. | 1 mm |
| rb max. | 0.3 mm |
| Basic dynamic load rating C | 27.6 kN |
| Basic static load rating C0 | 21.6 kN |
| Fatigue load limit Pu | 0.9 kN |
| Attainable speed for grease lubrication | 17000 r/min |
| Ball diameter Dw | 9.525 mm |
| Number of balls z | 17 |
| Preload class A GA | 170 N |
| Static axial stiffness, preload class A | 132 N/µm |
| Preload class B GB | 340 N |
| Static axial stiffness, preload class B | 173 N/µm |
| Preload class C GC | 680 N |
| Static axial stiffness, preload class C | 229 N/µm |
| Preload class D GD | 1360 N |
| Static axial stiffness, preload class D | 309 N/µm |
| Calculation factor f | 1.09 |
| Calculation factor f1 | 0.99 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.02 |
| Calculation factor f2C | 1.05 |
| Calculation factor f2D | 1.08 |
| Calculation factor fHC | 1 |
| Calculation factor e | 0.68 |
| Calculation factor (single, tandem) Y2 | 0.87 |
| Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
| Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
| Mass bearing | 0.24 kg |