
| Type | Ball, FAT116E1 |
|---|---|
| Projectile | FMJ, GMCS, steel core, 1 knurled crimping cannelure |
| Case | brass, taper crimp |
| Primer | percussion, rounded, brass, ring crimp, red annulus |
| Headstamp | F A 5 9 |
| Notes | The correct caliber designation for this round is 6.35mm Ball, FAT116E1. It is grouped under .25 Winchester for convenience. |