| Acronym | Meaning |
| PA | Product Assurance |
| SCF | Safing And DeServicing Facility |
| WB | Waterboiler |
| CIU | Communication Interface Unit |
| M+R | Maintenance And Refurbishment |
| RECP | Request For Engineering Change Proposal |
| TLM | Telemetry |
| RDTR | Radiator |
| PDL | Procedure Distribution List |
| PSA | Pressure Switch Assembly |