.
401 Winchester  WSL Cartridges
Obsolete
Rifle Cartridges
The Winchester Company introduced the 401 WSL* in 1910 for the Model 1910 SL** rifle,
Please note, SL = Self-Loading** or Semi-Auto, and WSL = Winchester Self-Loading*.
The 401WSL was more powerful than the 351 WSL and suitable for deer hunting, however, the rifle
was discontinued in 1936, and the 401 WSL cartridges, was produced until app. early 1950s.
Onlt made today by small custom cartridge companys
USA and
some other
countries
USA and
some other
countries
.