| Acronym | Meaning |
 | PHM | Per Hundred Million |
| SDH | System Development Handbook |
| K-SPN | KSC Shuttle Project Notice |
| RHCM | Relative Humidity Control/Monitor |
| BP | C&DHCommand And Data Handling |
| VAFB | Vandenberg Air Force Base |
| N/C | Normally Closed |
| TSSU | Test Signal Switching Unit |
| VSA | Verification Site Approval |
| NHB | NNHB NASA Handbook |
Browse by Letter:
