SKF 31311 J2/Q Roller Bearings
| Bearing number: | 4T-749A/742 |
| Size (mm): | 82.55x150.089x44.45 |
| Bore Diameter (mm): | 82,55 |
| Outer Diameter (mm): | 150,089 |
| Width (mm): | 44,45 |
| d: | 82,55 mm |
| D: | 150,089 mm |
| T: | 44,45 mm |
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Product Details
| Bearing number | 4T-749A/742 |
| Size (mm) | 82.55x150.089x44.45 |
| Bore Diameter (mm) | 82,55 |
| Outer Diameter (mm) | 150,089 |
| Width (mm) | 44,45 |
| d | 82,55 mm |
| D | 150,089 mm |
| T | 44,45 mm |
| B | 46,672 mm |
| C | 36,512 mm |
| ra1 max. | 3,3 mm |
| a | 12 mm |
| Da | 134 mm |
| db | 93 mm |
| ra max. | 3,5 mm |
| da | 99 mm |
| Db | 142 mm |
| Weight | 3,37 Kg |
| Basic dynamic load rating (C) | 261 kN |
| Basic static load rating (C0) | 360 kN |
| (Grease) Lubrication Speed | 2 400 r/min |
| (Oil) Lubrication Speed | 3 200 r/min |
| Calculation factor (e) | 0,33 |
| Calculation factor (Y0) | 1,01 |
| d1 | 114.5 mm |
| e | 0.33 |
| Y2 | 1.84 |
| Y0 | 1.01 |
| Mass | 3.37 kg |
| Dynamic load, C | 261 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 360 kN |
| Fatigue limit load, Cu | 42 kN |
| Nlim (oil) | 3,200 rpm |
| Nlim (grease) | 2,400 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.43 Hz |
| Characteristic rolling element frequency, BSF | 6.55 Hz |
| Characteristic outer ring frequency, BPF0 | 7.69 Hz |
| Characteristic inner ring frequency, BPFI | 10.31 Hz |
| ra max | 3.5 mm |
| r1a max | 3.3 mm |
| Category | Roller Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Product Group | B04336 |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |
