
| Type | Incendiary |
|---|---|
| Projectile | FMJ, GM, black, 1 knurled crimping cannelure |
| Case | brass, taper crimp |
| Primer | percussion, flat, brass, 3-stake crimp, red annulus |
| Headstamp | F A 53 |
| Notes | Part of a Denver Research Institute study for improving the design of incendiary projectiles. |