Bullet: 140 gr
Spitzer SP Hot-Cor
(Speer)
Diameter: 0.264"
Powder: Magnum (Ramshot)
Starting Powder: 56.8 gr
Max Powder: 62.5 gr
Primer: CCI 250 Mag
Case: HDY
Trim Length: 2.490"
Cartridge Overall Length: 3.320"
Starting Velocity: 2,708
Starting Pressure:
Max Velocity: 2,929
Max Pressure:
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/264-winchester-magnum-with-140-gr-spitzer-sp-hot-corpdf.pdf
Printed from Shooter's Reference on 12/21/2024: