Bearing 7008 KOYO
LET 31.75x69.85x23.812 OUR Bearing 7008 KOYO EXPERTS 31,75 Bore Diameter (mm) GET YOU Boyal Industrial Pte ltd. THE PARTS YOU NEED.
| Bearing number: | 4T-2582/2523 |
| Size (mm): | 31.75x69.85x23.812 |
| Bore Diameter (mm): | 31,75 |
| Outer Diameter (mm): | 69,85 |
| Width (mm): | 23,812 |
| d: | 31,75 mm |
| D: | 69,85 mm |
| T: | 23,812 mm |
Product Details
| Bearing number | 4T-2582/2523 |
| Size (mm) | 31.75x69.85x23.812 |
| Bore Diameter (mm) | 31,75 |
| Outer Diameter (mm) | 69,85 |
| Width (mm) | 23,812 |
| d | 31,75 mm |
| D | 69,85 mm |
| T | 23,812 mm |
| B | 25,357 mm |
| C | 19,05 mm |
| ra1 max. | 1,3 mm |
| a | 9,1 mm |
| Da | 61 mm |
| db | 37,5 mm |
| ra max. | 3,5 mm |
| da | 44 mm |
| Db | 64 mm |
| Weight | 0,451 Kg |
| Basic dynamic load rating (C) | 69 kN |
| Basic static load rating (C0) | 81,5 kN |
| (Grease) Lubrication Speed | 5 700 r/min |
| (Oil) Lubrication Speed | 7 600 r/min |
| Calculation factor (e) | 0,27 |
| Calculation factor (Y0) | 1,21 |
| d1 | 49 mm |
| e | 0.27 |
| Y2 | 2.19 |
| Y0 | 1.21 |
| Mass | 0.45 kg |
| Dynamic load, C | 69 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 81.5 kN |
| Fatigue limit load, Cu | 9.9 kN |
| Nlim (oil) | 7,600 rpm |
| Nlim (grease) | 5,700 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 | 5.59 Hz |
| Characteristic outer ring frequency, BPF0 | 6.63 Hz |
| Characteristic inner ring frequency, BPFI | 9.37 Hz |
| ra max | 3.5 mm |
| r1a max | 1.3 mm |
