| Abbreviation | Definition |
|---|---|
| SPPLBC | Specialist (laboratory) |
| SPPMP1 | ecialist (motion Picture Production) Petty Officer 1st Class |
| SPPMP1 | Specialist (motion Picture Production) Petty Officer 1st Class |
| SPPMP2 | ecialist (motion Picture Production) Petty Officer 2nd Class |
| SPPMP2 | Specialist (motion Picture Production) Petty Officer 2nd Class |
| SPPMP3 | ecialist (motion Picture Production) Petty Officer 3rd Class |
| SPPMP3 | Specialist (motion Picture Production) Petty Officer 3rd Class |
| SPPMPC | ecialist (motion Picture Production) Chief Petty Officer |
| SPPMPC | Specialist (motion Picture Production) Chief Petty Officer |
| SPPPG1 | ecialist (photogrammetry) Petty Officer 1st Class |
| SPPPG1 | Specialist (photogrammetry) Petty Officer 1st Class |
| SPPPG2 | ecialist (photogrammetry) Petty Officer 2nd Class |
| SPPPG2 | Specialist (photogrammetry) Petty Officer 2nd Class |
| SPPPG3 | ecialist (photogrammetry) Petty Officer 3rd Class |
| SPPPG3 | Specialist (photogrammetry) Petty Officer 3rd Class |
| SPPPGC | ecialist (photogrammetry) Chief Petty Officer |
| SPPPGC | Specialist (photogrammetry) Chief Petty Officer |
| SPPVM1 | ecialist (v-mail) Petty Officer 1st Class |
| SPPVM1 | Specialist (v-mail) Petty Officer 1st Class |
| SPPVM2 | ecialist (v-mail) Petty Officer 2nd Class |