Bearing 2313K NACHI 2313K NACHI bearing Size Chart (mm/inches) |
|---|
| Bearing number | 71908 CE/P4AH1 |
| Size (mm) | 62x40x12 |
| Bore Diameter (mm) | 62 |
| Outer Diameter (mm) | 40 |
| Width (mm) | 12 |
| d | 40 mm |
| D | 62 mm |
| B | 12 mm |
| d1 | 46.5 mm |
| d2 | 44.8 mm |
| D1 | 54.15 mm |
| K | 0.5 mm |
| C1 | 3.75 mm |
| r1,2 - min. | 0.6 mm |
| r3,4 - min. | 0.3 mm |
| a | 13.2 mm |
| da - min. | 43.2 mm |
| db - min. | 42 mm |
| Da - max. | 58.8 mm |
| Db - max. | 60 mm |
| ra - max. | 0.6 mm |
| rb - max. | 0.3 mm |
| dn | 48 mm |
| Basic dynamic load rating - C | 9.8 kN |
| Basic static load rating - C0 | 6.1 kN |
| Fatigue load limit - Pu | 0.26 kN |
| Limiting speed for grease lubrication | 32000 r/min |
| Limiting speed for oil lubrication | 49000 mm/min |
| Ball - Dw | 6.35 mm |
| Ball - z | 19 |
| Gref | 1.4 cm3 |
| Calculation factor - f0 | 8.3 |
| Preload class A - GA | 52 N |
| Preload class B - GB | 157 N |
| Preload class C - GC | 315 N |
| Calculation factor - f | 1.05 |
| Calculation factor - f | 1 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.04 |
| Calculation factor - f2C | 1.08 |
| Calculation factor - fHC | 1 |
| Preload class A | 32 N/micron |
| Preload class B | 49 N/micron |
| Preload class C | 67 N/micron |
| d1 | 46.5 mm |
| d2 | 44.8 mm |
| D1 | 54.15 mm |
| C1 | 3.75 mm |
| r1,2 min. | 0.6 mm |
| r3,4 min. | 0.3 mm |
| da min. | 43.2 mm |
| db min. | 42 mm |
| Da max. | 58.8 mm |
| Db max. | 60 mm |
| ra max. | 0.6 mm |
| rb max. | 0.3 mm |
| dn | 48 mm |
| Basic dynamic load rating C | 9.75 kN |
| Basic static load rating C0 | 6.1 kN |
| Fatigue load limit Pu | 0.26 kN |
| Attainable speed for grease lubrication | 32000 r/min |
| Attainable speed for oil-air lubrication | 49000 r/min |
| Ball diameter Dw | 6.35 mm |
| Number of balls z | 19 |
| Reference grease quantity Gref | 1.4 cm³ |
| Preload class A GA | 52 N |
| Static axial stiffness, preload class A | 32 N/µm |
| Preload class B GB | 157 N |
| Static axial stiffness, preload class B | 49 N/µm |
| Preload class C GC | 315 N |
| Static axial stiffness, preload class C | 67 N/µm |
| Calculation factor f | 1.05 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.04 |
| Calculation factor f2C | 1.08 |
| Calculation factor fHC | 1 |
| Calculation factor f0 | 8.3 |
| Mass bearing | 0.1 kg |