| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| BENDIX | RD503 | Direct Cross Interchange | 1 |
| AutoZone | SGD503C | Indirect Cross Interchange | 1 |
| AutoZone | PGD503C | Indirect Cross Interchange | 1 |
| AutoZone | D503CT | Indirect Cross Interchange | 1 |
| AutoZone | D503 | Indirect Cross Interchange | 1 |
| AutoZone | ATD503C | Indirect Cross Interchange | 1 |
| Morse Brake | NX503 | Indirect Cross Interchange | 1 |
| UNIVERSAL (BRAKE) | MXD503 | Indirect Cross Interchange | 1 |
| UNIVERSAL (BRAKE) | MDS503 | Indirect Cross Interchange | 1 |
| SATISFIED BRAKE PRODUCTS | SU503 | Indirect Cross Interchange | 1 |
| BENDIX | D503CT | Indirect Cross Interchange | 1 |
| SATISFIED BRAKE PRODUCTS | PR503 | Indirect Cross Interchange | 1 |
| SATISFIED BRAKE PRODUCTS | MPD503 | Indirect Cross Interchange | 1 |
| NAPA | SS7382 | Indirect Cross Interchange | 1 |
| MIGHTY | XL503C | Indirect Cross Interchange | 1 |
| MIGHTY | XL503 | Indirect Cross Interchange | 1 |
| MIGHTY | TS503 | Indirect Cross Interchange | 1 |
| FMSI | 7382D503 | Indirect Cross Interchange | 1 |
| CENTRIC | 30105030 | Indirect Cross Interchange | 1 |
| BENDIX | D503 | Indirect Cross Interchange | 1 |
| CENTRIC | 30005030 | Indirect Cross Interchange | 1 |
| RAYBESTOS | SGD503C | Indirect Cross Interchange | 1 |
| CENTRIC | 10405030 | Indirect Cross Interchange | 1 |
| RAYBESTOS | PGD503C | Indirect Cross Interchange | 1 |
| CENTRIC | 1020503 | Indirect Cross Interchange | 1 |
| CARQUEST | BXD503H | Indirect Cross Interchange | 1 |
| RAYBESTOS | ATD503C | Indirect Cross Interchange | 1 |
| CARQUEST | BD503 | Indirect Cross Interchange | 1 |
| WAGNER | ZD503 | Indirect Cross Interchange | 1 |
| CARQUEST | BCD503 | Indirect Cross Interchange | 1 |
| BECK/ARNLEY | 0871442 | Indirect Cross Interchange | 1 |
| BECK/ARNLEY | 0821442 | Indirect Cross Interchange | 1 |
| ACDelco | 17D503C | Indirect Cross Interchange | 1 |
| ACDelco | 17D503 | Indirect Cross Interchange | 1 |
| ACDelco | 14D503C | Indirect Cross Interchange | 1 |
| QUALITEE | PF503 | Indirect Cross Interchange | 1 |
| DASH 4 | CD503 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXOD503 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXMD503 | Indirect Cross Interchange | 1 |
| AUTO EXTRA | AXCD503 | Indirect Cross Interchange | 1 |