| Year | 1927 |
| Weapon Type | Medium Mortar |
| Origin & Designer | France/Brandt |
| Numbers Produced | 8000 |
| Crew | 6 |
| Calibre | 81.4mm |
| Elevation | -45° to +85° |
| Traverse | 8° to 12° |
| Cartridge Weight | [@cartridge_weight] |
| Round Weight | 3.25 kg (Light) 6.84 kg (Heavy) |
| Barrel Length | 1.267mm |
| Overall Length | [@length] |
| Grenade Types | [@grenade_types] |
| Mount | [@mount] |
| Combat Weight | 58.5 kg |
| Operation | [@operation] |
| Cooling System | [@cooling] |
| Sights | [@sights] |
| Feed | [@feed] |
| Practical Rate of Fire | 12 r.p.m. |
| Maximum Rate of Fire | 18 r.p.m. |
| Blank Cartridge | [@blank_cartridge] |
| Muzzle Velocity | 194 m/s (Light) 115 m/s (Heavy) |
| Fuel Capacity | [@fuel_capacity] |
| Minimum Range | 240m (Light) 95m (Heavy) |
| Effective Range | [@effective_range] |
| Maximum Range | 1.200m (Light) 2.885m (Heavy) |
| Armour Penetration | [@armour_penetration] |
| Bayonet | [@bayonet] |
| Traction | [@traction] |
| Variants | [@variants] |
| Notes | First entered service in 1927 and modified in 1931, the mle 1927/31 was the main Medium Mortar and was issued at Battalion Level. |