| NB: The definitions below are for words, or technical vocabulary, specific to Military Air Environment use. |
| Where a word appears in the Oxford English Dictionary (OED), the definition below is specific only to the |
| associated context and OED definitions should be used in all other usages. |
| Term | Abbreviation | Chapter Reference |
| Customer Supplier Agreement | CSA |
| Description |
| An outline of the working practices to be adopted between the PT and the Customer. It also records expected |
| levels for the equipment's performance, in-service date, availability and cost, and ranges for these parameters |
| within which the PT Leader has the freedom to work (was in AMS Handbook - no sign of it in superseding AOF). |