| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| SCHATZ | BR7721 | Direct Cross Interchange | 7 |
| SCHATZ | AC7721 | Direct Cross Interchange | 7 |
| Boston Gear | 1621DS | Direct Cross Interchange | 7 |
| PEER | 1621ZZ | Direct Cross Interchange | 7 |
| NSN | 3110002272615 | Direct Cross Interchange | 7 |