| Acronym | Meaning |
![](file.png) | NIC | NNIC Not In Contract |
![](file.png) | HMF | Horizontal Mating Facility |
![](file.png) | PDP | Postinsertion Deorbit Preparation |
![](file.png) | EPTU | Events Per Time Unit |
![](file.png) | HEAP | High Energy Aim Point |
![](file.png) | RTV | Room-Temperature Vulcanized |
![](file.png) | L | Level |
![](file.png) | DVT | Design Verification Testing |
![](file.png) | TGA | Thermal Gravimetric Analysis |
![](file.png) | OPLF | Orbiter Processing And Landing Facility |