Bullet: 150 gr
Grand Slam SP
(Speer)
Diameter: 0.277"
Powder: 3100 (Accurate)
Starting Powder: 56.0 gr
Max Powder: 60.0 gr
Primer: CCI 200
Case: WIN
Trim Length: 2.090"
Cartridge Overall Length: 2.700"
Starting Velocity: 2,796
Starting Pressure:
Max Velocity: 2,848
Max Pressure:
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/270-winchester-short-magnum-with-150-gr-spitzer-btsppdf.pdf
Printed from Shooter's Reference on 12/21/2024: