Type | API |
---|---|
Projectile | aluminum, black, 1 iron driving band Projectile Markings: (white ink) 20K API LOT-S-1-6 (stamped) 20mm API LOT NWM-1-6 DM 1058 LOS RB 1-05 |
Case | steel, choke crimp, dark grey lacquered |
Primer | percussion, flat, brass, screw-in crimp, red annulus |
Headstamp | 20x139DM1001A1 LOS NWM-3-219-X (on primer assembly) DM64 RH-3-210 |