20208M Barrel Roller Bearings 40*80*18mm
| Model Number |
(JHK-M04) |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
20208M Barrel Roller Bearings 40*80*18mm Size Chart (mm/inches) |
|---|
| Bearing number | 4T-28580/28521 |
| Size (mm) | 50.8x92.075x24.608 |
| Bore Diameter (mm) | 50,8 |
| Outer Diameter (mm) | 92,075 |
| Width (mm) | 24,608 |
| d | 50,8 mm |
| D | 92,075 mm |
| T | 24,608 mm |
| B | 25,4 mm |
| C | 19,845 mm |
| ra1 max. | 0,8 mm |
| a | 4,6 mm |
| Da | 83 mm |
| db | 57 mm |
| ra max. | 3,5 mm |
| da | 63 mm |
| Db | 87 mm |
| Weight | 0,703 Kg |
| Basic dynamic load rating (C) | 83,5 kN |
| Basic static load rating (C0) | 116 kN |
| (Grease) Lubrication Speed | 4 000 r/min |
| (Oil) Lubrication Speed | 5 300 r/min |
| Calculation factor (e) | 0,38 |
| Calculation factor (Y0) | 0,87 |
| d1 | 72 mm |
| e | 0.38 |
| Y2 | 1.59 |
| Y0 | 0.87 |
| Mass | 0.7 kg |
| Dynamic load, C | 83.5 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 116 kN |
| Fatigue limit load, Cu | 14.1 kN |
| Nlim (oil) | 5,300 rpm |
| Nlim (grease) | 4,000 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.44 Hz |
| Characteristic rolling element frequency, BSF | 8.08 Hz |
| Characteristic outer ring frequency, BPF0 | 9.26 Hz |
| Characteristic inner ring frequency, BPFI | 11.74 Hz |
| ra max | 3.5 mm |
| r1a max | 0.8 mm |
| Category | Bearings |
| Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.718 |
| Product Group | B04334 |