
| Type | Ball, Extraction Test |
|---|---|
| Projectile | FMJ, GMCS, 1 knurled crimping cannelure |
| Case | steel, taper crimp, dark gray |
| Primer | percussion, flat, brass, ring crimp |
| Headstamp | F A 7 3 |
| Notes | Experimental dry film lube coating, only 100 made for static extraction tests at Rock Island Arsenal (Rodman Lab). |