| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| 71911 ACD/HCP4A | 55 | 80 | 13 |
| 71911 CB/P4A | 55 | 80 | 13 |
| 71911 CD/P4A | 55 | 80 | 13 |
| 71911 CE/P4A | 55 | 80 | 13 |
| 7011 CE/HCP4AH1 | 55 | 90 | 18 |
| 7011 CE/HCP4AL1 | 55 | 90 | 18 |
| 71911 CD/HCP4A | 55 | 80 | 13 |
| 7211 CD/P4A | 55 | 100 | 21 |
| 7011 ACD/HCP4A | 55 | 90 | 18 |
| 7011 ACD/P4AH1 | 55 | 90 | 18 |
| 71811 ACD/HCP4 | 55 | 72 | 9 |
| 71810 CD/P4 | 50 | 65 | 7 |
| 71910 ACE/P4AH1 | 50 | 72 | 12 |
| S71910 ACD/HCP4A | 50 | 72 | 12 |
| 7010 ACE/HCP4AL1 | 50 | 80 | 16 |
| S7010 ACE/HCP4A | 50 | 80 | 16 |
| 71910 ACE/HCP4AH1 | 50 | 72 | 12 |
| 7010 ACE/HCP4AH1 | 50 | 80 | 16 |
| S71910 ACE/HCP4A | 50 | 72 | 12 |
| S71910 CB/HCP4A | 50 | 72 | 12 |
| 71910 ACE/HCP4A | 50 | 72 | 12 |
| 71910 CB/HCP4A | 50 | 72 | 12 |
| 71910 ACB/P4AL | 50 | 72 | 12 |
| S7010 ACB/HCP4A | 50 | 80 | 16 |
| 71910 CB/P4AL | 50 | 72 | 12 |
| 71910 ACB/HCP4A | 50 | 72 | 12 |
| 71910 CE/P4AH1 | 50 | 72 | 12 |
| 71810 ACD/P4 | 50 | 65 | 7 |
| 7010 ACD/P4AL | 50 | 80 | 16 |
| 7010 ACD/P4AH | 50 | 80 | 16 |
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