| Under roller diameter | Fw | 40 | mm |
| Width | B | 20 | mm |
| Basic static load rating, radial | C0r | 52,000 | |
| Limiting speed | nG | 6,600 | |
| Reference speed | nϑr | 4,900 |
| Outside diameter | D | 47 | mm |
| Basic dynamic load rating, radial | Cr | 25,500 | |
| Fatigue load limit, radial | Cur | 6,900 | |
| Limiting speed for grease lubrication | nG Grease | 3,950 |
| Width, outer ring | C | 20 | mm |
| Minimum chamfer dimension | rmin | 0.80 | mm |
| Manufacturer | Part Number |
|---|---|
| NTN | HK4020 (NTN) |
| KOYO | 40BTM4720 |
| IKO | TLA4020 |
| SKF | HK4020 (SKF) |
| TIMKEN | F4020 |
| SKF | RHNA404720 |
| NADELLA | DB 40 47 20 P |
| Torrington | FJ-4020 |
