| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| SKF | M1921DAH | Direct Cross Interchange | 4 |
| TIMKEN | M1921DAH | Direct Cross Interchange | 3 |
| ROLLWAY | 1921L101 | Direct Cross Interchange | 3 |
| FEDERAL MOGUL | M1921DAH | Direct Cross Interchange | 2 |
| Hyatt | 1921LKF | Direct Cross Interchange | 1 |
| Precision Seals & Bearings | M1921DAH | Indirect Cross Interchange | 5 |
| CATERPILLAR | 1M5514 | Indirect Cross Interchange | 2 |
| BOWER | M1921DAH | Indirect Cross Interchange | 2 |
| LINK BELT | M1921DAH | Indirect Cross Interchange | 2 |
| NDH | 1921LKF | Indirect Cross Interchange | 2 |
| NSN | 3110009485842 | Indirect Cross Interchange | 2 |