Powerful Winchester Model 1886 lever-action cartridge for elk, moose, and bear. Offered significantly more power than the .30-30 and .38-55 of the era in the strong Model 1886 action.
Type: Rifle
Introduced: 1902, United States
Parent case: .45-70 Government
Standardization: SAAMI
Bullet diameter: 0.338" (8.59 mm)
Case length: 2.105" (53.47 mm)
Max pressure: 44,000 PSI
Rim type: Rimmed
Primer: Large Rifle
Typical twist rate: 1:12
Muzzle velocity: 2200–2300 fps
Muzzle energy: 2150–2349 ft-lbs
Effective range: 250 yd
Common bullet weights: 200 gr
Primary use: Hunting
Production status: Discontinued
Also known as: .33 WCF · 8.38x52mmR
History: Introduced in 1902 for the Winchester Model 1886 — one of John Browning's lever-action designs strong enough to handle full-power rifle cartridges. The .33 WCF gave hunters a flat-shooting, hard-hitting option for large North American game. Winchester discontinued the Model 1886 in 1935 and the cartridge followed shortly after. Browning reintroduced the Model 1886 as a limited edition in the…
Notable firearms: Winchester Model 1886
Similar cartridges: .348 Winchester, .35 Winchester, .35 Remington