Bearing 7310BDF NTN 7310BDF NTN bearing Size Chart (mm/inches) |
|---|
| Bearing number | 4T-3188/3120 |
| Size (mm) | 31.75x72.626x30.162 |
| Bore Diameter (mm) | 31,75 |
| Outer Diameter (mm) | 72,626 |
| Width (mm) | 30,162 |
| d | 31,75 mm |
| D | 72,626 mm |
| T | 30,162 mm |
| B | 29,997 mm |
| C | 23,812 mm |
| ra1 max. | 3,3 mm |
| a | 9,9 mm |
| Da | 61 mm |
| db | 39,5 mm |
| ra max. | 0,8 mm |
| da | 40 mm |
| Db | 67 mm |
| Weight | 0,603 Kg |
| Basic dynamic load rating (C) | 84,5 kN |
| Basic static load rating (C0) | 98 kN |
| (Grease) Lubrication Speed | 5 500 r/min |
| (Oil) Lubrication Speed | 7 300 r/min |
| Calculation factor (e) | 0,33 |
| Calculation factor (Y0) | 0,99 |
| d1 | 51 mm |
| e | 0.33 |
| Y2 | 1.8 |
| Y0 | 0.99 |
| Mass | 0.6 kg |
| Dynamic load, C | 84.5 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 98 kN |
| Fatigue limit load, Cu | 12 kN |
| Nlim (oil) | 7,300 rpm |
| Nlim (grease) | 5,500 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.41 Hz |
| Characteristic rolling element frequency, BSF | 5.04 Hz |
| Characteristic outer ring frequency, BPF0 | 5.69 Hz |
| Characteristic inner ring frequency, BPFI | 8.31 Hz |
| ra max | 0.8 mm |
| r1a max | 3.3 mm |
| Category | Bearings |
| Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.603 |
| Product Group | B04334 |