TAPNA - 125 mm APFSDS-T Tank Ammunition,

TAPNA is a two-piece APFSDS round designed for a 125 mm smoothbore gun integrated in T-72 and T-80 UD MBT series. The round consists of a sub-caliber projectile in a combustible case and semi-combustible main propellant charge. The sub-caliber projectile consists of a tungsten penetrator fitted with an aluminum fin assembly with a tracer element in the rear and three discarding sabots also made of high-strength aluminum alloy. The projectile combustible case is filled with an increment single base propellant.

The semi-combustible main propellant charge consists of a combustible mantle, steel stub cartridge case base, double base powder, GUV-7 primer screw.

TAPNA fits standard auto-loaders of T-72 and T-80 MBTs.