TIMKEN 399A-90317 Tapered Roller Bearing Assemblies
Our highly-skilled and factory-trained service experts have the 8x28x9 Size (mm) resources to 8x28x9 help you with all your TIMKEN 399A-90317 Tapered Roller Bearing Assemblies needs - Leader Hydraulic Pump Co.,Limited. including routine 8 Bore Diameter (mm) maintenance, major repairs, warranty service, and Thrust Roller Bearing equipment inspections.
Product Details
| Bearing number | 638 |
| Size (mm) | 8x28x9 |
| Bore Diameter (mm) | 8 |
| Outer Diameter (mm) | 28 |
| Width (mm) | 9 |
| d | 8 mm |
| D | 28 mm |
| B | 9 mm |
| C | 9 mm |
| r min. | 0,3 mm |
| r1 min. | 0,3 mm |
| da min. | 10 mm |
| Da max. | 26 mm |
| ra max. | 0,3 mm |
| Weight | 0,029 Kg |
| Basic dynamic load rating (C) | 4,55 kN |
| Basic static load rating (C0) | 1,95 kN |
| (Grease) Lubrication Speed | 26000 r/min |
| (Oil) Lubrication Speed | 32000 r/min |
| Bearing No. | 638 |
| r(min) | 0.3 |
| Cr | 5.65 |
| C0r | 1.95 |
| Cu | 0.100 |
| f0 | 12.3 |
| Grease lub. | 26000 |
| Oil lub. | 32000 |
| da(min) | 10 |
| Da(max) | 26 |
| ra(max) | 0.3 |
| (Refer.)Mass(g) | 29 |