| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| 6821 | 105 | 130 | 13 |
| 6821N | 105 | 130 | 13 |
| 6821N | 105 | 130 | 13 |
| 61821 | 105 | 130 | 13 |
| 6821LB | 105 | 130 | 13 |
| 6821LU | 105 | 130 | 13 |
| 61821-2RZ | 105 | 130 | 13 |
| 61821-2RS1 | 105 | 130 | 13 |
| 6821VV | 105 | 130 | 13 |
| 61821-2RS1 | 105 | 130 | 13 |
| 61821-RS1 | 105 | 130 | 13 |
| 61821-RZ | 105 | 130 | 13 |
| 6821V | 105 | 130 | 13 |
| 61821 | 105 | 130 | 13 |
| 61821N | 105 | 130 | 13 |
| 61821N | 105 | 130 | 13 |
| 61821-RS | 105 | 130 | 13 |
| 61821-RZ | 105 | 130 | 13 |
| 61821-RZ | 105 | 130 | 13 |
| 61821-RS | 105 | 130 | 13 |
| 61821-2RS | 105 | 130 | 13 |
| 61821-2RZ | 105 | 130 | 13 |
