.5 Vickers class D (.5 Vickers HV, 12.7x120SR)

The .5 Vickers class D ammunition (also known as .5 Vickers High Velocity) was developed in mid-1920s as a more powerful round for AA and anti-armor use. It was used in a limited production Vickers Class D heavy machine guns only, and is obsolete since the end of WW2.


Designation Bullet weight, g Muzzle velocity, m/s Muzzle energy, J Comments
45 927 19 330