| Acronym | Meaning |
| TRSD | Test Requirements Specification Document |
| SWP | Safe Working Pressure |
| HORIZ | Horizon |
| LSAH | Launch Site Accommodations Handbook |
| FSCM | Federal Supply Code For Manufacturers |
| MPIIN | Modification Procurement Instrument Identification |
| EVC | Extravehicular Communications |
| BOI | Break Of Integrity |
| CERT | Certification |
| DOD | Department Of Defense |