| 12BT-D | 30780 | PARKER-HANNIFIN CORPORATION |
| 12BT-D | 98441 | PARKER HANNIFIN CORP |
| 12BTD | 45681 | PARKER-HANNIFIN CORPORATION |
| 811BT12D | 45681 | PARKER-HANNIFIN CORPORATION |
| 9100-12D | 79470 | DANA CORP WEATHERHEAD DIV |
| 811BT12D | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
| 9100X12D | 79470 | DANA CORP WEATHERHEAD DIV |
| AC811BT12D | 80049 | DEPARTMENT OF THE AIR FORCE |