| Abbreviation | Definition |
|---|---|
| SKV2 | orekeeper (aviation) 2nd Class Petty Officer |
| SKV2 | Storekeeper (aviation) 2nd Class Petty Officer |
| SKV3 | orekeeper (aviation) 3rd Class Petty Officer |
| SKV3 | Storekeeper (aviation) 3rd Class Petty Officer |
| SM | hool Master |
| SM | School Master |
| SM1 | ecial Mechanic |
| SM1 | gnalman 1st Class Petty Officer |
| SM1 | Signalman 1st Class Petty Officer |
| SM1 | Special Mechanic |
| SM2 | ecial Mechanic |
| SM2 | gnalman 2nd Class Petty Officer |
| SM2 | Signalman 2nd Class Petty Officer |
| SM2 | Special Mechanic |
| SM3 | gnalman 3rd Class Petty Officer |
| SM3 | Signalman 3rd Class Petty Officer |
| SMA1 | ecial Mechanic (aviation) |
| SMA1 | Special Mechanic (aviation) |
| SMC | gnalman Chief Petty Officer |
| SMC | Signalman Chief Petty Officer |