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| 2A46 125 mm gun | |
|---|---|
 2A46M-1 in Motovilikha Plants museum | |
| Type | Smoothbore tank gun |
| Place of origin | Soviet Union |
| Service history | |
| In service | Since 1970 |
| Production history | |
| Designer | Spetstekhnika Design Bureau |
| Produced | 1970–present |
| Specifications | |
| Mass | 2A46: 2,675 kg 2A46M: 2,400 kg |
| Length | 2A46: 6,350 mm 2A46M: 6,381 mm |
| Barrel length | 6,000 mm L48 |
| Caliber | 125 mm |
| Muzzle velocity | APFSDS: 1,715-1,800 m/s
HEAT: 905-950 m/s HE: 760 m/s |
| Effective firing range | APFSDS / HEAT: 3,000 m
HE: 4,000 m ATGM: 5,000 m |
The 2A46 (also called D-81TM) is a 125 mm/L48 smoothbore cannon of Soviet origin used in several main battle tanks. It was designed by OKB-9 (Artillery Plant No. 9) in Yekaterinburg.