Bullet: 40 gr
Spire SP
(Speer)
Diameter: 0.224"
Powder: H380 (Hodgdon)
Starting Powder: 34.0 gr
Max Powder: 38.0 gr
Primer: CCI 250 Mag
Case: WIN
Trim Length: 1.920"
Cartridge Overall Length: 2.370"
Starting Velocity: 3,351
Starting Pressure:
Max Velocity: 3,717
Max Pressure:
Compressed
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/225-winchester-with-40-gr-spire-sppdf.pdf
Printed from Shooter's Reference on 12/21/2024: