| Acronym | Meaning |
| SCFE | Subcontractor Furnished Equipment |
| OVHD | Overhead |
| CTPL | Central Technical Publications Library |
| HCI | Hardness Critical Item |
| ISSI | International Software Systems Incorporated |
| HM | Hydrogen Monitor |
| OSD | Office Of The Secretary Of Defense |
| JC | Jump Commander |
| AYB | Accessory Bulletin (tdc 58) |
| FOV | Field Of View |