120mm M829A3 APFSDS-T Ammunition

The M829A3 APFSDS-T, an armor-piercing, fin-stabilized discarding sabot with tracer, is one of eight rounds in our line of 120mm conventional tank ammunition, which is the most advanced such ammunition in the world. All rounds are fully compatible with 120mm smoothbore weapons on M1A1 and M1A2 Abrams main battle tanks and the Leopard 2 main battle tanks with L44 and L55 smoothbore cannons. The 120mm training ammunition designs provide low-cost, live-fire training to the tank crew.

The M829A3 round defeats advanced armor at extended ranges. It is the newest design of the U.S. Army’s kinetic-energy tank cartridge. With an extended range and improved accuracy, this is the most lethal tank round in the world. The M829A3 utilizes state-of-the-art composite sabot, propellant and penetrator technologies to ensure that U.S. armored forces will maintain battlefield supremacy well into the future.


  • Lethality -- designed to defeat
    advanced armors at extended ranges
  • Accuracy -- low drag and improved
    accuracy at extended ranges
  • Low Cost -- due to automated
  • More Rugged -- reinforced windshield
    and cartridge case joints
  • Improved tracer at longer ranges
  • Consistent performance across full
    temperature range
  • Improved corrosion and moisture
  • Insensitive Munitions Board (IMB)
    approved packaging


  • Length
982 mm
  • Weight
22.3 kg
  • Propellant type
RPD-380 Stick
  • Propellant weight
8.1 kg
  • Type
  • Weight
10.0 kg
  • Muzzle velocity
1555 m/s
M829A3 data sheet
.pdf download