| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| NATIONAL | 31X44X8 | Direct Cross Interchange | 4 |
| TIMKEN | 314408XX | Direct Cross Interchange | 4 |
| SKF | 12011 | Indirect Cross Interchange | 1 |
| Precision Seals & Bearings | 31X44X8 | Indirect Cross Interchange | 1 |
| DT Components | 31X44X8 | Indirect Cross Interchange | 1 |