| 型号 | 外形尺寸（mm） | 密封类型 | ||
| d | D | B | ||
| 71920 CE/P4A | 100 | 140 | 20 | Open | S71920 CE/P4A | 100 | 140 | 20 | Rubber sealing cover |
| 71920 CE/P4AH1 | 100 | 140 | 20 | Open | 71920 CE/P4AL | 100 | 140 | 20 | Open |
| 7220 ACD/HCP4A | 100 | 180 | 34 | Open | 7220 ACD/P4A | 100 | 180 | 34 | Open |
| 7220 CD/HCP4A | 100 | 180 | 34 | Open | 7220 CD/P4A | 100 | 180 | 34 | Open |
| 7021 ACD/HCP4A | 105 | 160 | 26 | Open | S7021 ACD/HCP4A | 105 | 160 | 26 | Rubber sealing cover |
| 7021 ACD/HCP4AH1 | 105 | 160 | 26 | Open | 7021 ACD/HCP4AL | 105 | 160 | 26 | Open |
