2S12 Sani
| 2S12 "Sani" | |
|---|---|
| 2S12 Sani | |
| Type | Heavy mortar | 
| Place of origin | Soviet Union / Russia | 
| Service history | |
| In service | 1981–present | 
| Wars | Soviet–Afghan War First Chechen War Second Chechen War War in Donbas | 
| Production history | |
| Designed | 1981 | 
| Manufacturer | Uraltransmash Works (Ekaterinburg, Russia) Motovilikha Plants Corporation (Perm, Russia) | 
| No. built | 2,000+ pieces | 
| Specifications | |
| Mass | 190.5 kg (420 lb) without transport chassis | 
| Crew | 4 gunners, 1 commander (plus 2 prime mover crew) | 
| Shell | 120 mm HE mortar bombs | 
| Shell weight | 16 kg (35 lb) | 
| Carriage | 2F510 2×1 wheeled transport chassis, GAZ-66 4×4 truck (prime mover) | 
| Elevation | 45°–80° | 
| Traverse | ±5° from center | 
| Rate of fire | 12 rds per minute | 
| Effective firing range | Minimum: 0.5 km (0.31 mi) Maximum: 7.1 km (4.4 mi) | 
| Sights | MPM-44M graduated sight | 
The 2S12 "Sani" ("sleigh") (GRAU index 2S12) is a 120 mm heavy mortar system used by the Russian Army and other former Soviet states. First fielded in 1981, the 2S12 is a continued development on the towed mortars first used in World War II.