| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| SOFIMA | S3995A | Direct Cross Interchange | 7 |
| UNIFLUX FILTERS | XA172 | Direct Cross Interchange | 4 |
| FIAAM | PA7096 | Direct Cross Interchange | 3 |
| FRAM | CA5398 | Direct Cross Interchange | 3 |
| CROSLAND FILTERS | 9772 | Direct Cross Interchange | 2 |
| LOMBARDINI | 5502175096 | Direct Cross Interchange | 2 |
| LOMBARDINI | 2175134 | Direct Cross Interchange | 2 |
| UFI | 3096200 | Indirect Cross Interchange | 1 |
| ALCO FILTER | MD9634 | Indirect Cross Interchange | 1 |
| CROSLAND | 9772 | Indirect Cross Interchange | 1 |