20mm PGU 39/B Dummy

An inert, steel dummy cartridge, manufactured to be cycled through M61A1/A2 and M197 aircraft gun systems.

20mm Dummy PGU-39B Spec Sheet


Used in training and practice for GAU weapons systems.

Steel case and projectile to simulate weight of full up live round.

Projectile is welded to case to ensure long life span.

Steel is plated with zinc or cadmium.

Rounds are 100% weighed and profile gauged.


  • Hazard Class: 1.4 C
  • DODIC:  AB96