| Acronym | Meaning |
 | NCLT | Night Carrier Landing Trnr (a6-2f122) |
 | ASTM | American Society For Testing And Materials |
 | SEE | Software Engineering Environment |
 | SSC | Skill Specialty Code |
 | ISAM | Indexed Sequential Access Method |
 | SIM | Subsystem Interface Unit |
 | WL | Water Line |
 | AIT | Automated Interactive Target |
 | ATTCH | Attach/attachment |
 | PD | Position Description |