| CARTRIDGE CASE MATERIAL | BRASS |
| CARTRIDGE DESIGN TYPE | HYPERVELOCITY ARMOR PIERCING-TRACER |
| CARTRIDGE MODEL NUMBER | M304 |
| PROPELLING CHARGE FEATURE TYPE | FLASHLESS |
| PROPELLANT CHARACTERISTIC MARKINGS | REQUIRED |
| SUPPLEMENTARY CHARGE | NOT INCLUDED |
| PROXIMITY FUZE ADAPTABILITY | NOT ADAPTABLE |
| MUZZLE VELOCITY | 3350.0 FEET PER SECOND NOMINAL |
| WEAPON FOR WHICH DESIGNED | GUN M1 AND |
| GUN M2 AND |
| GUN M3A2 AND |
| GUN T8 AND |
| GUN M36 AND |
| GUN M41 AND |
| GUN M54 |
| DOD AMMUNITION CODE | 1315-C274 |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY CARTRIDGE CASE MATERIAL, PROPELLANT CHARACTERISTICS MARKINGS, PROPELLING CHARGE FEATURE TYPE |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 19203 |
| DESIGN CONTROL REFERENCE | 75-1-234 |