List of Winchester Magnum cartridges

Winchester Magnum is the name of a series of rifle magnum cartridges with belt sleeves that the Winchester Repeating Arms Company brought out in quick succession from 1956 onwards. Like all Magnum cartridges, they are characterized by a higher charge compared to normal cartridges.

The series includes:

• .22 Winchester Magnum (1959) - .224 in. (5,700 mm)
• .264 Winchester Magnum (1958) - .264 in. (6,700 mm)
• .300 Winchester Magnum (1963) - .308 in. (7.620 mm)
• .338 Winchester Magnum (1958) - .338 in. (8.610 mm)
• .458 Winchester Magnum (1956) - .458 in. (10,600 mm)