| Under roller diameter | Fw | 15 | mm |
| Width | B | 12 | mm |
| Basic static load rating, radial | C0r | 9,400 | |
| Limiting speed | nG | 16,300 | |
| Reference speed | nϑr | 12,300 |
| Outside diameter | D | 21 | mm |
| Basic dynamic load rating, radial | Cr | 7,900 | |
| Fatigue load limit, radial | Cur | 1,170 | |
| Limiting speed for grease lubrication | nG Grease | 9,800 |
| Width, outer ring | C | 12 | mm |
| Minimum chamfer dimension | rmin | 0.80 | mm |
| Manufacturer | Part Number |
|---|---|
| Koyo | 15BTM2112 |
| SKF | HK1512 (SKF) |
| IKO | TLA1512 |
| NTN | HK1512 (NTN) |
| Nadella | DB 15 21 12 P |
| Torrington | FJ-1512 |
| SKF | RHNA152112 |
| SKF | RHNA152112AJ3W/491627 |
| SKF | 491201 |
| Timken | HK1512 |
