| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| ALCO FILTER | MD270 | Direct Cross Interchange | 1 |
| CLEAN FILTERS | MA344 | Indirect Cross Interchange | 1 |
| CLEAN FILTERS | MA334 | Indirect Cross Interchange | 1 |
| SOFIMA | S2400A | Indirect Cross Interchange | 1 |
| UNIFLUX FILTERS | XA120 | Indirect Cross Interchange | 1 |
| UFI | 2777500 | Indirect Cross Interchange | 1 |
| FRAM | CA3136 | Indirect Cross Interchange | 1 |
| INNOCENTI | 53241301 | Indirect Cross Interchange | 1 |
| INNOCENTI | 38242300 | Indirect Cross Interchange | 1 |