| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| SKF | 661 | Direct Cross Interchange | 41 |
| NSN | 3110001000669 | Direct Cross Interchange | 41 |
| TIMKEN | 661 | Direct Cross Interchange | 41 |
| NIPPON | 661 | Direct Cross Interchange | 41 |
| NTN | 4T661 | Direct Cross Interchange | 41 |
| NAPA | 661 | Direct Cross Interchange | 41 |
| NSK-RHP | 661 | Direct Cross Interchange | 41 |
| SKF | K661 | Direct Cross Interchange | 41 |
| KOYO | 661 | Direct Cross Interchange | 41 |
| FAG | K661 | Direct Cross Interchange | 41 |
| IHC | 835632R91 | Direct Cross Interchange | 41 |
| PERFECT CIRCLE | 661 | Direct Cross Interchange | 41 |
| TYSON | 661 | Direct Cross Interchange | 41 |
| ZF | 0635501718 | Direct Cross Interchange | 41 |
| McQuay-Norris | BT661 | Direct Cross Interchange | 41 |
| JEFFREY | 158226 | Direct Cross Interchange | 41 |
| STAustin-Western | 312271 | Direct Cross Interchange | 41 |
| RIV | 103085 | Direct Cross Interchange | 41 |
| General Electric | 8864957P79 | Direct Cross Interchange | 41 |
| All Parts | 661 | Direct Cross Interchange | 41 |
| ABC | 661 | Direct Cross Interchange | 41 |
| JOY MFG | 95X661 | Direct Cross Interchange | 41 |
| JOY MFG | 95X11 | Direct Cross Interchange | 41 |
| JOY MFG | 9500321 | Direct Cross Interchange | 41 |
| BOWER | 661 | Direct Cross Interchange | 41 |
| CR | BR661 | Direct Cross Interchange | 41 |
| WHITE MOTOR | 836010 | Direct Cross Interchange | 41 |
| MACK | 62AX165 | Direct Cross Interchange | 41 |
| MACK | 62AX142 | Direct Cross Interchange | 41 |
| GM | 9412656 | Direct Cross Interchange | 41 |
| GM | 188249 | Direct Cross Interchange | 41 |
| SEALED POWER | F661 | Direct Cross Interchange | 41 |
| NSN | JAN711006613000 | Direct Cross Interchange | 41 |
| INGERSOLL-RAND | 9003029001 | Direct Cross Interchange | 41 |
| NSN | H0126110260 | Direct Cross Interchange | 41 |
| CLARK | 710042 | Direct Cross Interchange | 41 |
| NSN | B293414A | Direct Cross Interchange | 41 |
| CLARK | 10042 | Direct Cross Interchange | 41 |
| NSN | 705175 | Direct Cross Interchange | 41 |
| Precision Seals & Bearings | 661 | Indirect Cross Interchange | 12 |
| DT Components | 661 | Indirect Cross Interchange | 12 |
| SKF | BR661 | Indirect Cross Interchange | 1 |