| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| 71904 CE/HCP4AH | 20 | 37 | 9 |
| 71904 CE/HCP4AL | 20 | 37 | 9 |
| 7004 ACE/HCP4AL | 20 | 42 | 12 |
| 7004 CE/P4AL1 | 20 | 42 | 12 |
| S7004 CD/P4A | 20 | 42 | 12 |
| S7004 CE/P4A | 20 | 42 | 12 |
| S7004 CD/HCP4A | 20 | 42 | 12 |
| 7004 ACE/HCP4AH1 | 20 | 42 | 12 |
| S7204 CD/HCP4A | 20 | 47 | 14 |
| S71904 CD/P4A | 20 | 37 | 9 |
| S71904 CE/P4A | 20 | 37 | 9 |
| 7004 CE/P4AH1 | 20 | 42 | 12 |
| S7004 ACE/P4A | 20 | 42 | 12 |
| S7004 ACD/P4A | 20 | 42 | 12 |
| 7004 ACE/HCP4AL1 | 20 | 42 | 12 |
| S71904 ACE/P4A | 20 | 37 | 9 |
| S71904 ACD/P4A | 20 | 37 | 9 |
| 7004 ACD/HCP4AH | 20 | 42 | 12 |
| 7004 ACE/P4AL | 20 | 42 | 12 |
| S7004 ACD/HCP4A | 20 | 42 | 12 |
| 7204 CD/P4A | 20 | 47 | 14 |
| 71904 CE/HCP4A | 20 | 37 | 9 |
| 7204 ACD/HCP4A | 20 | 47 | 14 |
| 71904 CD/HCP4A | 20 | 37 | 9 |
| 7004 CD/P4AH | 20 | 42 | 12 |
| 7204 ACD/P4A | 20 | 47 | 14 |
| 7004 CE/P4A | 20 | 42 | 12 |
| 7004 CD/P4A | 20 | 42 | 12 |
| 71904 ACE/HCP4AH | 20 | 37 | 9 |
| 71904 ACE/HCP4AL | 20 | 37 | 9 |
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