.270 Weatherby Magnum

.270 Weatherby Magnum

Description

The .270 Weatherby Magnum was the first belted magnum based on the .300 H&H Magnum to be developed by Roy Weatherby in 1943. The cartridge is short enough to function in standard-length long actions with a brass length of 2.549" or 64.74mm and an overall length of about 3.295". Wikipedia
 
Case length2.55 in (65 mm)
Parent case.300 H&H Magnum
Bullet diameter.277 in (7.0 mm)
Neck diameter.303 in (7.7 mm)
Overall length3.25 in (83 mm)
Shoulder diameter.492 in (12.5 mm)