| Under roller diameter | Fw | 5 | mm |
| Width, outer ring | B | 9 | mm |
| Basic static load rating, radial | C0r | 1,990 | |
| Limiting speed | nG | 39,000 | |
| Reference speed | nϑr | 36,500 |
| Outside diameter | D | 9 | mm |
| Basic dynamic load rating, radial | Cr | 2,400 | |
| Fatigue load limit, radial | Cur | 243 | N |
| Limiting speed for grease lubrication | nG Grease | 23,500 |
| Minimum chamfer dimension | rmin | 0.40 | mm |
| Minimum width to base of drawn cup with closed end | Ct min | 7.40 | mm |
| Manufacturer | Part Number |
|---|---|
| Koyo | 5MKM99 |
| NTN | BK0509 (NTN) |
| SKF | RBNA050909 |
| IKO | TLAM59 |
| Torrington | MFJ-59 |
| SKF | BK0509 (SKF) |
