INA RTW731 Roller Bearings
| Bearing number: | 4T-30308 |
| Size (mm): | 40x90x25.25 |
| Bore Diameter (mm): | 40 |
| Outer Diameter (mm): | 90 |
| Width (mm): | 25,25 |
| d: | 40 mm |
| D: | 90 mm |
| T: | 25,25 mm |
| PDF |
|
Product Details
| Bearing number | 4T-30308 |
| Size (mm) | 40x90x25.25 |
| Bore Diameter (mm) | 40 |
| Outer Diameter (mm) | 90 |
| Width (mm) | 25,25 |
| d | 40 mm |
| D | 90 mm |
| T | 25,25 mm |
| B | 23 mm |
| C | 20 mm |
| ra1 max. | 1,5 mm |
| a | 19,5 mm |
| r min. | 2 mm |
| r1 min. | 1,5 mm |
| da min. | 50 mm |
| Da min | 77 mm |
| Da max. | 81,5 mm |
| db max. | 52 mm |
| Db min. | 82 mm |
| ra max. | 2 mm |
| Sa | 3 mm |
| Sb | 5 mm |
| Weight | 0,769 Kg |
| Basic dynamic load rating (C) | 91,5 kN |
| Basic static load rating (C0) | 102 kN |
| (Grease) Lubrication Speed | 4 400 r/min |
| (Oil) Lubrication Speed | 5 900 r/min |
| Calculation factor (e) | 0,35 |
| Calculation factor (Y0) | 0,96 |
| d1 | 63.5 mm |
| rs min | 2 mm |
| r1s min | 1.5 mm |
| e | 0.35 |
| Y2 | 1.74 |
| Y0 | 0.96 |
| Mass | 0.77 kg |
| ISO 355 reference | T2FB040 |
| Dynamic load, C | 91.5 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 102 kN |
| Fatigue limit load, Cu | 12.4 kN |
| Nlim (oil) | 5,900 rpm |
| Nlim (grease) | 4,400 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 | 5.27 Hz |
| Characteristic outer ring frequency, BPF0 | 6.57 Hz |
| Characteristic inner ring frequency, BPFI | 9.43 Hz |
| da max | 52 mm |
| db min | 50 mm |
| Da max | 81.5 mm |
| Db min | 82 mm |
| Ca min | 3 mm |
| Cb min | 5 mm |
| ra max | 2 mm |
| r1a max | 1.5 mm |
| Category | Roller Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Product Group | B04334 |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |
