| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| UFI | 2720103 | Direct Cross Interchange | 2 |
| SOFIMA | S7201A | Direct Cross Interchange | 2 |
| ALCO FILTER | MD5192 | Direct Cross Interchange | 1 |
| UNIFLUX FILTERS | XA1994 | Indirect Cross Interchange | 2 |
| LOMBARDINI | 2175176 | Indirect Cross Interchange | 2 |
| LOMBARDINI | 2175173 | Indirect Cross Interchange | 2 |
| LOMBARDINI | 2175154 | Indirect Cross Interchange | 2 |
| LOMBARDINI | 2175128 | Indirect Cross Interchange | 2 |
| LOMBARDINI | 1962175173 | Indirect Cross Interchange | 2 |
| LOMBARDINI | 1962175154 | Indirect Cross Interchange | 2 |
| LOMBARDINI | 1962175128 | Indirect Cross Interchange | 2 |