Bearing 6309NR SKF 6309NR SKF bearing Size Chart (mm/inches) |
|---|
| Bearing number | 4T-30207 |
| Size (mm) | 35x72x18.25 |
| Bore Diameter (mm) | 35 |
| Outer Diameter (mm) | 72 |
| Width (mm) | 18,25 |
| d | 35 mm |
| D | 72 mm |
| T | 18,25 mm |
| B | 17 mm |
| C | 15 mm |
| ra1 max. | 1,5 mm |
| a | 15 mm |
| r min. | 1,5 mm |
| r1 min. | 1,5 mm |
| da min. | 43,5 mm |
| Da min | 62 mm |
| Da max. | 63,5 mm |
| db max. | 44 mm |
| Db min. | 67 mm |
| ra max. | 1,5 mm |
| Sa | 3 mm |
| Sb | 3 mm |
| Weight | 0,344 Kg |
| Basic dynamic load rating (C) | 55,5 kN |
| Basic static load rating (C0) | 61,5 kN |
| (Grease) Lubrication Speed | 5 500 r/min |
| (Oil) Lubrication Speed | 7 400 r/min |
| Calculation factor (e) | 0,37 |
| Calculation factor (Y0) | 0,88 |
| d1 | 52.5 mm |
| rs min | 1.5 mm |
| r1s min | 1.5 mm |
| e | 0.37 |
| Y2 | 1.6 |
| Y0 | 0.88 |
| Mass | 0.34 kg |
| ISO 355 reference | T3DB035 |
| Dynamic load, C | 55.5 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 61.5 kN |
| Fatigue limit load, Cu | 7.5 kN |
| Nlim (oil) | 7,400 rpm |
| Nlim (grease) | 5,500 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 | 5.82 Hz |
| Characteristic outer ring frequency, BPF0 | 7.12 Hz |
| Characteristic inner ring frequency, BPFI | 9.88 Hz |
| da max | 44 mm |
| db min | 43.5 mm |
| Da max | 63.5 mm |
| Db min | 67 mm |
| Ca min | 3 mm |
| Cb min | 3 mm |
| ra max | 1.5 mm |
| r1a max | 1.5 mm |
| Category | Roller Bearings |
| Inventory | 5.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0 |
| EAN | 4547359003192 |
| Product Group | B04334 |