Bullet: 150 gr
Grand Slam SP
(Speer)
Diameter: 0.277"
Powder: Reloder 22 (Alliant Powder)
Starting Powder: 50.0 gr
Max Powder: 54.0 gr
Primer: CCI 200
Case: WIN
Trim Length: 2.530"
Cartridge Overall Length: 3.250"
Starting Velocity: 2,590
Starting Pressure:
Max Velocity: 2,805
Max Pressure:
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/270-winchester-with-150-gr-spitzer-sp-hot-corpdf.pdf
Printed from Shooter's Reference on 12/21/2024: