| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| BENDIX | RS531 | Direct Cross Interchange | 1 |
| MONROE | BX531 | Indirect Cross Interchange | 1 |
| RAYBESTOS | 531PG | Indirect Cross Interchange | 1 |
| WAGNER | Z531 | Indirect Cross Interchange | 1 |
| AIMCO | R531 | Indirect Cross Interchange | 1 |
| AMS | 531 | Indirect Cross Interchange | 1 |
| VIPAR | 531R | Indirect Cross Interchange | 1 |
| VIPAR | 531B | Indirect Cross Interchange | 1 |
| UNIVERSAL (BRAKE) | 531B | Indirect Cross Interchange | 1 |
| SATISFIED BRAKE PRODUCTS | B531 | Indirect Cross Interchange | 1 |
| NAPA | TS531 | Indirect Cross Interchange | 1 |
| NAPA | EB531 | Indirect Cross Interchange | 1 |
| HASTINGS | SPB531 | Indirect Cross Interchange | 1 |
| GUARDIAN | 71531 | Indirect Cross Interchange | 1 |
| FMSI | 1351531amp160 | Indirect Cross Interchange | 1 |