Timken BK4020 needle roller bearings
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What is BK4020 bearing cross reference？
| Brand Name: | Timken |
| Model Number: | BK4020 |
| Bearing number: | 674ASSA |
| Size (mm): | 4x7x2.5 |
| Bore Diameter (mm): | 4 |
| Outer Diameter (mm): | 7 |
| Width (mm): | 2,5 |
| d: | 4 mm |
| D: | 7 mm |
| B: | 2,5 mm |
| PDF |
BK4020 |
Product Details
| Bearing number | 674ASSA |
| Size (mm) | 4x7x2.5 |
| Bore Diameter (mm) | 4 |
| Outer Diameter (mm) | 7 |
| Width (mm) | 2,5 |
| d | 4 mm |
| D | 7 mm |
| B | 2,5 mm |
| C | 2,5 mm |
| r min. | 0,08 mm |
| da min. | 4,6 mm |
| da max | 5 mm |
| Da max. | 6,4 mm |
| ra max. | 0,08 mm |
| Weight | 0,35 Kg |
| Basic dynamic load rating (C) | 0,222 kN |
| Basic static load rating (C0) | 0,088 kN |
| (Grease) Lubrication Speed | 54 000 r/min |
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