| Acronym | Meaning |
| OMRC | Operational Maintenance Requirements Catalog |
| IPS | IRD Information Requirements Document |
| SHP | Shaft HorsePower |
| MPC | Midbody Pyro Controller |
| NIDS | NNIDSNetwork Interface Data System |
| PMF | Program Management Facility |
| PIA | Preinstallation Acceptance |
| HCSL | Hybrid Computation And Simulation Laboratory |
| VC | Vector Character |
| SCB | Simulation Control And Training SYstem |