20MM M50 Series

M53 API - M56 HEI - M55 TP

The M50 series ammunition is compatible with all 20mm M61, M197, M39 and M621 gun systems worldwide.

General Dynamics Ordnance and Tactical Systems M50 Series ammunition is established, proven and reliable. The M50 series consists of:

  • M56 High Explosive Incendiary (HEI) which produces a large number of small, high velocity fragments for maximum anti-personnel effect.

  • M53 Armor Piercing Incendiary (API) which has an armor piercing capability for light material targets.

  • M55 Target Practice (TP) ballistically matched to the M53 and M56 for accurate training.