| Bearing number | HMK2830 |
| Size (mm) | 28x37x30 |
| Bore Diameter (mm) | 28 |
| Outer Diameter (mm) | 37 |
| Width (mm) | 30 |
| Fw | 28 mm |
| D | 37 mm |
| C | 30 mm |
| Weight | 0.073 Kg |
| Basic dynamic load rating (C) | 35 kN |
| Basic static load rating (C0) | 54,5 kN |
| (Grease) Lubrication Speed | 5 500 r/min |
| Dw | 3.5 mm |
| Lw | 25.4 mm |
| Lubrication hole on outer ring | Non/No |
| Inner ring reference | No |
| Mass | 0.07 kg |
| Cr | 35 kN |
| C0r | 54.5 kN |
| Nlim (grease) | 5,500 rpm |
| Nlim (oil) | 8,500 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.44 Hz |
| Characteristic rolling element frequency, BSF | 8.89 Hz |
| Characteristic outer ring frequency, BPF0 | 7.11 Hz |
| Characteristic inner ring frequency, BPFI | 8.89 Hz |
| Category | Roller Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.068 |
| Product Group | B04144 |
| bore diameter: | 1.1024 in |
| closure type: | Open |
| outside diameter: | 1.4567 in |
| manufacturer upc number: | 4547359074338 |
| overall width: | 1.1811 in |
