Bullet: 150 gr
Grand Slam SP
(Speer)
Diameter: 0.277"
Powder: IMR 7977 (Improved Military Rifle)
Starting Powder: 62.6 gr
Max Powder: 69.6 gr
Primer: FED 215
Case: FED
Trim Length: 2.539"
Cartridge Overall Length: 3.260"
Starting Velocity: 2,697
Starting Pressure:
Max Velocity: 2,988
Max Pressure:
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/270-weatherby-magnum-with-150-gr-spitzer-sp-hot-corpdf.pdf
Printed from Shooter's Reference on 11/23/2024: