0.787 Inch | 20 Millimeter x 1.85 Inch | 47 Millimeter x 1.102 Inch | 28 Millimeter Timken 2MM204WI DUM Spindle & Precision Machine Tool Angular Contact Bearings
| Brand Name |
Timken |
| Model Number |
2MM204WI DUM |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
Timken 2MM204WI DUM bearing Size Chart (mm/inches) |
|---|
| Bearing number | 4T-2793/2720 |
| Size (mm) | 34.925x76.2x23.812 |
| Bore Diameter (mm) | 34,925 |
| Outer Diameter (mm) | 76,2 |
| Width (mm) | 23,812 |
| d | 34,925 mm |
| D | 76,2 mm |
| T | 23,812 mm |
| B | 25,654 mm |
| C | 19,05 mm |
| ra1 max. | 3,3 mm |
| a | 7,8 mm |
| Da | 66 mm |
| db | 41 mm |
| ra max. | 0,8 mm |
| da | 42 mm |
| Db | 70 mm |
| Weight | 0,536 Kg |
| Basic dynamic load rating (C) | 73 kN |
| Basic static load rating (C0) | 90,5 kN |
| (Grease) Lubrication Speed | 5 100 r/min |
| (Oil) Lubrication Speed | 6 800 r/min |
| Calculation factor (e) | 0,3 |
| Calculation factor (Y0) | 1,09 |
| d1 | 55 mm |
| e | 0.3 |
| Y2 | 1.98 |
| Y0 | 1.09 |
| Mass | 0.54 kg |
| Dynamic load, C | 73 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 90.5 kN |
| Fatigue limit load, Cu | 11 kN |
| Nlim (oil) | 6,800 rpm |
| Nlim (grease) | 5,100 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.42 Hz |
| Characteristic rolling element frequency, BSF | 6.32 Hz |
| Characteristic outer ring frequency, BPF0 | 7.21 Hz |
| Characteristic inner ring frequency, BPFI | 9.79 Hz |
| ra max | 0.8 mm |
| r1a max | 3.3 mm |