Bullet: 70 gr
Semi-Spitzer SP
(Speer)
Diameter: 0.224"
Powder: Reloder 22 (Alliant Powder)
Starting Powder: 45.5 gr
Max Powder: 47.5 gr
Primer: FED 210
Case: WIN
Trim Length: 1.660"
Cartridge Overall Length: 2.080"
Starting Velocity: 3,407
Starting Pressure:
Max Velocity: 3,523
Max Pressure:
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/223-winchester-super-short-magnum-with-70-gr-semi-spitzer-sppdf.pdf
Printed from Shooter's Reference on 01/04/2025: