| Name | Value |
|---|---|
| Bearing number | 71902 ACE/HCP4AH |
| Size (mm) | 15x28x7 |
| Brand | MBY |
| Bore Diameter (mm) | 15 |
| Outer Diameter (mm) | 28 |
| Width (mm) | 7 |
| Name | Value |
|---|---|
| d | 15 mm |
| D | 28 mm |
| B | 7 mm |
| d1 | 19.1 mm |
| d2 | 18.1 mm |
| D1 | 23.9 mm |
| K | 0.5 mm |
| C1 | 4.3 mm |
| r1,2 | min. - 0.3 mm |
| r3,4 | min. - 0.15 mm |
| a | 9.1 mm |
| da | min. - 17 mm |
| db | min. - 17 mm |
| Da | max. - 26 mm |
| Db | max. - 27.2 mm |
| ra | max. - 0.3 mm |
| rb | max. - 0.15 mm |
| dn | 20 mm |
| Basic dynamic load rating | C - 3 kN |
| Basic static load rating | C0 - 1.3 kN |
| Fatigue load limit | Pu - 0.057 kN |
| Limiting speed for grease lubrication | 83000 r/min |
| Limiting speed for oil lubrication | 127000 mm/min |
| Ball | Dw - 3.969 mm |
| Ball | z - 12 |
| Gref | 0.2 cm3 |
| Calculation factor | e - 0.68 |
| Calculation factor | Y2 - 0.87 |
| Calculation factor | Y0 - 0.38 |
| Calculation factor | X2 - 0.41 |
| Calculation factor | Y1 - 0.92 |
| Calculation factor | Y2 - 1.41 |
| Calculation factor | Y0 - 0.76 |
| Calculation factor | X2 - 0.67 |
| Preload class A | GA - 28 N |
| Preload class B | GB - 84 N |
| Preload class C | GC - 170 N |
| Calculation factor | f - 1.04 |
| Calculation factor | f1 - 0.98 |
| Calculation factor | f2A - 1 |
| Calculation factor | f2B - 1.04 |
| Calculation factor | f2C - 1.08 |
| Calculation factor | fHC - 1.01 |
| Preload class A | 37 N/micron |
| Preload class B | 56 N/micron |
| Preload class C | 74 N/micron |
| Mass bearing | 0.013 kg |
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