![30 x 173mm GAU-8/A HEI PGU-13 United States (black ink) 7300310-3D MMT-3-9-74 [GIL 6] profile view.](/ctg-images/large/2207-s.jpg)
| Type | HEI, PGU-13 |
|---|---|
| Projectile | steel, steel fuze, yellow with red band, 2 nylon driving bands Projectile Markings: (black ink) INERT 30MM HEI |
| Case | aluminum, double choke crimp, gold anodized |
| Primer | percussion, flat, brass |
| Headstamp | (black ink) 7300310-3D MMT-3-9-74 [GIL 6] |
| Notes | This is an inert loading with a powder simulant. |