BZT-44
12.7 x 108 mm API-T (BZT-44)
Armour piercing incendiary tracer cartridge for 12.7 x 108 mm heavy machine guns, continuous trace to at least 1000 m.
Also written: 12,7x108, 12.7 Russian, 12.7 mm DShK, 12.7 x 108, 12.7X108, 12.7x108, 127x108, DShK
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Specification
| Round length | 147 mm maximum |
|---|---|
| Bullet length | 64.5 mm maximum |
| Bullet weight | 44 +/- 0.8 g |
| Round weight | approx. 129 g |
| Powder charge | 16.5-17.5 g, spherical double base or cylindrical single base propellant |
| Average velocity | 810-825 m/s at 24 m, 21 +/- 2 deg C, 1008 mm proof barrel |
| Maximum average case mouth pressure | max. 3400 bar |
| Precision | average mean radius max. 60 mm, target at 100 m, 1008 mm proof barrel |
| Penetration | 15 mm armour plate at 100 m, min. 90 percent of rounds at 90 deg incidence |
| Tracer performance | visible by max. 200 m; continuous visibility min. 1000 m |
| Primer | Berdan type, 12.7 DSK, non-corrosive, non-mercury |
| Weapon compatibility | DShK, DShKM, NSVT and other compatible systems |
| Operating temperature | -54 to +52 deg C |
| Packaging | 104 rds in metal sheet box; 70 boxes (7280 rds) per pallet, approx. 1151 kg |
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.