| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| PIRELLI | 2B56 | Direct Cross Interchange | 16 |
| GOODYEAR | 2B56 | Direct Cross Interchange | 16 |
| OPTIBELT | 2B56 | Direct Cross Interchange | 16 |
| PIX Belts | B56/02 | Direct Cross Interchange | 16 |
| THERMOID | 2B56 | Direct Cross Interchange | 16 |
| GOODRICH | 2B56 | Direct Cross Interchange | 16 |
| UNIROYAL | 2B56 | Direct Cross Interchange | 16 |
| Durkee-Atwood | 2B56 | Direct Cross Interchange | 16 |
| Industry Standard | 2B56 | Direct Cross Interchange | 16 |
| Metric Standard | 16C1500J2 | Direct Cross Interchange | 16 |
| DODGE | 2XB56 | Direct Cross Interchange | 16 |
| DAYCO | RBP562 | Direct Cross Interchange | 16 |
| DAYCO | 2RBP56 | Direct Cross Interchange | 16 |
| BANDO | 2B56 | Direct Cross Interchange | 16 |