Bullet: 150 gr
Grand Slam SP
(Speer)
Diameter: 0.308"
Powder: IMR 4831 (Improved Military Rifle)
Starting Powder: 87.0 gr
Max Powder: 91.0 gr
Primer: FED 215
Case: FED
Trim Length:
Cartridge Overall Length: 3.460"
Starting Velocity: 3,217
Starting Pressure:
Max Velocity: 3,372
Max Pressure:
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/300_Remington_Ultra_Magnum_150.pdf
Printed from Shooter's Reference on 12/26/2024: