.270 Winchester [SEP] designer
.270 Winchester
The .270 Winchester is a rifle cartridge developed by Winchester Repeating Arms Company in 1923 and unveiled in 1925 as a chambering for their bolt-action Model 54. The cartridge is a necked-down .30-06 Springfield, which is the same length as the .280 Remington, both of which are longer than the .30-06 Springfield. The .270, .280, and .30-06 were all derived from the .30-03 parent case.
Description.
The .270 Winchester became a very popular cartridge due
Ammunition.
Winchester's success was founded on a cartridge, the .44 Henry rimfire, and the Henry and 1866 rifles designed for it. Winchester was a leading designer of rifle ammunition throughout its existence, and has been responsible for some of the most successful cartridges ever introduced, including the .44-40 WCF (Winchester Center Fire), the .30 WCF (.30-30), the .50 BMG, the .270 Winchester, the .308 Winchester, the .243 Winchester, the .22 WMR (.22 Magnum), the