SAAMI Specs on 17 Winchester Super Magnum

    SAAMI Specs

    Earlier this year, Winchester announced the new 17 WSM (Winchester Super Magnum) rimfire cartridge that is capable of 3,000 fps.  The SAAMI specs for the cartridge and chamber are now online and available for download here.

    Although I have not been able to find the pressure limit spec on the SAAMI site, I have seen the limit reported as 33,000 PSI.

    Richard Johnson

    An advocate of gun proliferation zones, Richard is a long time shooter, former cop and internet entrepreneur. Among the many places he calls home is