| Shaft Diameter |
Bearing Designation | Mass Approx |
Boundary Dimensions | Basi cLoad Rating | Limiting Speed | ||||
| Current Code | Original Code | Fw | D | C | Dynamic | Static | Oil | ||
| mm | g | mm | N | rpm | |||||
| 12.7 | BHA 88ZOH | 0.0104 | 12.7 | 19.05 | 12.7 | 620 | 680 | 30000 | |
| BHA 810ZOH | 0.0125 | 12.7 | 19.05 | 15.88 | 900 | 1110 | 30000 | ||
| 17.462 | BHA 1112ZOH | 0.0193 | 17.462 | 23.812 | 19.05 | 1350 | 2020 | 25000 | |
| 25.4 | BHA 1612 | 0.0335 | 25.4 | 33.338 | 19.05 | 1970 | 3030 | 15000 | |
| 28.575 | BHA 1816ZOH | 0.06 | 28.575 | 38.1 | 25.4 | 3050 | 4950 | 13000 | |
| 31.75 | BHA 2020ZOH | 0.0815 | 31.75 | 41.275 | 31.75 | 4080 | 7100 | 12000 |