Bullet: 40 gr
Spire SP
(Speer)
Diameter: 0.224"
Powder: 748 (Winchester)
Starting Powder: 31.0 gr
Max Powder: 35.0 gr
Primer: CCI 250 Mag
Case: WIN
Trim Length: 1.920"
Cartridge Overall Length: 2.370"
Starting Velocity: 3,310
Starting Pressure:
Max Velocity: 3,711
Max Pressure:
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/225-winchester-with-40-gr-spire-sppdf.pdf
Printed from Shooter's Reference on 11/21/2024: