KR 40 XB Cylindrical Roller Bearings Interchange 2018 NEW
| Bearing number: | 4T-480/472 |
| Size (mm): | 68.262x120x29.794 |
| Bore Diameter (mm): | 68,262 |
| Outer Diameter (mm): | 120 |
| Width (mm): | 29,794 |
| d: | 68,262 mm |
| D: | 120 mm |
| T: | 29,794 mm |
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Product Details
| Bearing number | 4T-480/472 |
| Size (mm) | 68.262x120x29.794 |
| Bore Diameter (mm) | 68,262 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 29,794 |
| d | 68,262 mm |
| D | 120 mm |
| T | 29,794 mm |
| B | 29,007 mm |
| C | 24,237 mm |
| ra1 max. | 2 mm |
| a | 3,9 mm |
| Da | 107 mm |
| db | 75 mm |
| ra max. | 3,5 mm |
| da | 82 mm |
| Db | 114 mm |
| Weight | 1,37 Kg |
| Basic dynamic load rating (C) | 128 kN |
| Basic static load rating (C0) | 177 kN |
| (Grease) Lubrication Speed | 3 000 r/min |
| (Oil) Lubrication Speed | 4 000 r/min |
| Calculation factor (e) | 0,38 |
| Calculation factor (Y0) | 0,86 |
| d1 | 93 mm |
| e | 0.38 |
| Y2 | 1.56 |
| Y0 | 0.86 |
| Mass | 1.37 kg |
| Dynamic load, C | 128 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 177 kN |
| Fatigue limit load, Cu | 21.6 kN |
| Nlim (oil) | 4,000 rpm |
| Nlim (grease) | 3,000 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.44 Hz |
| Characteristic rolling element frequency, BSF | 7.91 Hz |
| Characteristic outer ring frequency, BPF0 | 9.23 Hz |
| Characteristic inner ring frequency, BPFI | 11.77 Hz |
| ra max | 3.5 mm |
| r1a max | 2 mm |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |
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