M69 BK
81 mm mortar M69 BK
A smooth-bore 81 mm mortar for fire support within infantry units, firing at high elevations from 45° to 85°, made up of barrel with breechblock, base plate, bipod support, sighting device and a weapon set of tools, spares and accessories.
Also written: 81
Enlarge 81 mm mortar M69 BK
Specification
| Caliber | 81,4 mm |
|---|---|
| Length of barrel with breech piece | 1324 mm |
| Mass of weapon in travelling position | 52 kg |
| Mass of weapon in combat position | 45 kg |
| Vertical field of action | 45° ÷ 85° |
| Horizontal field of action, without shifting of bipod | ± 7,5° |
| Horizontal field of action, with shifting of bipod | 360° all around |
| Rate of fire | 20 ÷ 25 rds/min |
| Maximum range with shell HE M72 | 4876 m |
| Maximum range with shell HE M91 | 6250 m |
| Minimum range | 88 m |
| Maximum barrel pressure | 650 bar |
| Sighting device | NSB-3 |
| Number of operators | 4 |
All data provided for information purposes; final specification is defined per contract. Full technical data sheets are issued on request against a stated end-user.