7240B KOYO Single-row, matched pair angular contact ball bearings
| Brand Name: | KOYO |
| Model Number: | 7240B |
| Bearing number: | 6702 |
| Size (mm): | 15x21x4 |
| Bore Diameter (mm): | 15 |
| Outer Diameter (mm): | 21 |
| Width (mm): | 4 |
| d: | 15 mm |
| D: | 21 mm |
| B: | 4 mm |
| PDF |
7240B |
Product Details
| Bearing number | 6702 |
| Size (mm) | 15x21x4 |
| Bore Diameter (mm) | 15 |
| Outer Diameter (mm) | 21 |
| Width (mm) | 4 |
| d | 15 mm |
| D | 21 mm |
| B | 4 mm |
| C | 4 mm |
| r min. | 0,2 mm |
| da min. | 16,6 mm |
| da max | 16,8 mm |
| Da max. | 19,4 mm |
| ra max. | 0,2 mm |
| Weight | 0,0025 Kg |
| Basic dynamic load rating (C) | 0,94 kN |
| Basic static load rating (C0) | 0,585 kN |
| (Grease) Lubrication Speed | 6 600 r/min |
| (Oil) Lubrication Speed | 7 600 r/min |
| rs min | 0.2 mm |
| Radial clearance class | CN |
| Mass | 0.003 kg |
| Dynamic load, C | 0.94 kN |
| Static load, C0 | 0.58 kN |
| Fatigue limit load, Cu | 0.03 kN |
| f0 | 16.5 |
| Nlim (oil) | 7,600 rpm |
| Nlim (grease) | 6,600 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| da min | 16.6 mm |
| Da max | 19.4 mm |
| ra max | 0.2 mm |
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