| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| FEDERAL | 306S | Direct Cross Interchange | 6 |
| FAFNIR | 306WS | Direct Cross Interchange | 6 |
| FAFNIR | 306KS | Direct Cross Interchange | 6 |
| NSN | 3110001565173 | Direct Cross Interchange | 6 |
| TIMKEN | 306S | Indirect Cross Interchange | 1 |