| Bearing number | 71930 ACD/HCP4AH1 |
| Size (mm) | 210x150x28 |
| Bore Diameter (mm) | 210 |
| Outer Diameter (mm) | 150 |
| Width (mm) | 28 |
| d | 150 mm |
| D | 210 mm |
| B | 28 mm |
| d1 | 168.5 mm |
| d2 | 168.5 mm |
| D1 | 191.5 mm |
| K | 0.6 mm |
| C1 | 7.32 mm |
| r1,2 - min. | 2 mm |
| r3,4 - min. | 1 mm |
| a | 56.1 mm |
| da - min. | 159 mm |
| db - min. | 159 mm |
| Da - max. | 201 mm |
| Db - max. | 205 mm |
| ra - max. | 2 mm |
| rb - max. | 1 mm |
| dn | 173.5 mm |
| Basic dynamic load rating - C | 119 kN |
| Basic static load rating - C0 | 140 kN |
| Fatigue load limit - Pu | 4.5 kN |
| Limiting speed for grease lubrication | 6700 r/min |
| Limiting speed for oil lubrication | 10000 mm/min |
| Ball - Dw | 19.05 mm |
| Ball - z | 26 |
| Gref | 33 cm3 |
| Calculation factor - e | 0.68 |
| Calculation factor - Y2 | 1.41 |
| Calculation factor - Y0 | 0.76 |
| Calculation factor - X2 | 0.67 |
| Calculation factor - Y1 | 0.92 |
| Preload class A - GA | 740 N |
| Preload class B - GB | 1480 N |
| Preload class C - GC | 2960 N |
| Preload class D - GD | 5920 N |
| Calculation factor - f | 1.24 |
| Calculation factor - f1 | 0.98 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.07 |
| Calculation factor - f2C | 1.12 |
| Calculation factor - f2D | 1.17 |
| Calculation factor - fHC | 1.04 |
| Preload class A | 411 N/micron |
| Preload class B | 539 N/micron |
| Preload class C | 719 N/micron |
| Preload class D | 979 N/micron |
| r1,2 min. | 2 mm |
| r3,4 min. | 1 mm |
| da min. | 159 mm |
| db min. | 159 mm |
| Da max. | 201 mm |
| Db max. | 205 mm |
| ra max. | 2 mm |
| rb max. | 1 mm |
| Basic dynamic load rating C | 108 kN |
| Basic static load rating C0 | 125 kN |
| Fatigue load limit Pu | 3.9 kN |
| Attainable speed for grease lubrication | 6700 r/min |
| Attainable speed for oil-air lubrication | 10000 r/min |
| Ball diameter Dw | 19.05 mm |
| Number of balls z | 23 |
| Reference grease quantity Gref | 35 cm³ |
| Preload class A GA | 740 N |
| Static axial stiffness, preload class A | 377 N/µm |
| Preload class B GB | 1480 N |
| Static axial stiffness, preload class B | 496 N/µm |
| Preload class C GC | 2960 N |
| Static axial stiffness, preload class C | 662 N/µm |
| Preload class D GD | 5920 N |
| Static axial stiffness, preload class D | 904 N/µm |
| Calculation factor f | 1.24 |
| Calculation factor f1 | 0.98 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.07 |
| Calculation factor f2C | 1.12 |
| Calculation factor f2D | 1.17 |
| Calculation factor fHC | 1.04 |
| Calculation factor e | 0.68 |
| Calculation factor (single, tandem) Y2 | 0.87 |
| Calculation factor (single, tandem) Y0 | 0.38 |
| Calculation factor (single, tandem) X2 | 0.41 |
| Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
| Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
| Calculation factor (back-to-back, face-to-face) Y0 | 0.76 |
| Calculation factor (back-to-back, face-to-face) X2 | 0.67 |
| Mass bearing | 2.08 kg |
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