A-497
7.62 x 51 mm Match (.308 Winchester) heavy-bullet rifle cartridge
A .308 Winchester match cartridge with a heavier 12.3 g / 190 gr hollow-point boat-tail match bullet at about 740 m/s, for sniper rifles with 9.5-12 inch twist barrels.
Pia huandikwa: 7.62x51, 7.62 x 51 mm
Panua 7.62 x 51 mm Match (.308 Winchester) heavy-bullet rifle cartridge
Vipimo
| Caliber and type (mm) | 7.62 x 51 mm (308 Winchester) MATCH |
|---|---|
| Index | A-497 |
| Usage | sniper rifles with 9,5” -12” twist barrels |
| Standard | C.I.P, SAAMI |
| Bullet type | HP BT MATCH |
| Bullet mass | 12,3 g/190 gr |
| Cartridge mass | 27 g |
| Primer | large rifle, non corrosive, non mercuric, boxer |
| Propellant | double base powder |
| Average velocity | V25=740±15 m/s |
| Temperature interval | -20°C to +52°C |
Data zote zimetolewa kwa madhumuni ya taarifa; vipimo vya mwisho huainishwa katika mkataba. Karatasi kamili za data za kiufundi hutolewa kwa ombi linalotaja mtumiaji wa mwisho.