| ASM-DT Underwater Assault Rifle | |
|---|---|
 The ASM-DT Underwater Assault Rifle | |
| Type | Underwater assault rifle |
| Place of origin | Soviet Union / Russia |
| Service history | |
| In service | 2000s (test only) |
| Used by | Russia[citation needed] |
| Wars | Unclear due to secrecy |
| Production history | |
| Designer | Prof. Yuri Danilov |
| Designed | 1969 |
| Manufacturer | Tula Arms Plant |
| Produced | End of 1990s |
| Specifications | |
| Length | 620 mm with stock folded |
| Barrel length | 430 mm |
| Cartridge | 5.45×39mm (cartridges for the above-water shooting) 5.45×39mm MGTS (for underwater shooting) |
| Caliber | 5.45mm |
| Action | Gas operated, rotating bolt |
| Rate of fire | Above water: 600 rpm, below water: 500 rpm |
| Feed system | 30-round detachable box magazine (Above water) 26-rounds detachable magazine (Underwater) |
| Sights | Open |
The ASM-DT is a Russian prototype folding-stock underwater firearm. It emerged in the 1990s.