| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| 71801 ACD/HCP4 | 12 | 21 | 5 |
| 7001 CD/HCP4A | 12 | 28 | 8 |
| 71901 ACE/HCP4A | 12 | 24 | 6 |
| 7001 ACE/P4AH | 12 | 28 | 8 |
| S71901 ACD/P4A | 12 | 24 | 6 |
| 7001 CE/HCP4A | 12 | 28 | 8 |
| 71901 CE/HCP4AH | 12 | 24 | 6 |
| S71901 CD/HCP4A | 12 | 24 | 6 |
| 7201 ACD/HCP4A | 12 | 32 | 10 |
| S71901 CD/P4A | 12 | 24 | 6 |
| 7001 CD/P4AH | 12 | 28 | 8 |
| 7001 ACD/P4AH | 12 | 28 | 8 |
| 71901 CD/HCP4A | 12 | 24 | 6 |
| S7001 CD/HCP4A | 12 | 28 | 8 |
| 71901 ACD/HCP4A | 12 | 24 | 6 |
| S7001 CE/HCP4A | 12 | 28 | 8 |
| S7001 ACD/HCP4A | 12 | 28 | 8 |
| 71901 ACE/P4AH | 12 | 24 | 6 |
| 7001 ACE/P4A | 12 | 28 | 8 |
| 7001 ACD/P4A | 12 | 28 | 8 |
| S7001 ACE/HCP4A | 12 | 28 | 8 |
| 71901 ACE/HCP4AH | 12 | 24 | 6 |
| 7001 CE/HCP4AH | 12 | 28 | 8 |
| 7001 CE/P4AH | 12 | 28 | 8 |
| 7001 CE/P4A | 12 | 28 | 8 |
| 7001 CD/P4A | 12 | 28 | 8 |
| 71901 CE/P4AH | 12 | 24 | 6 |
| 7001 ACE/HCP4A | 12 | 28 | 8 |
| 71901 CE/P4A | 12 | 24 | 6 |
| 71901 CD/P4A | 12 | 24 | 6 |
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