Bullet: 270 gr
Spitzer BTSP
(Speer)
Diameter: 0.375"
Powder: IMR 4451 (Improved Military Rifle)
Starting Powder: 75.5 gr
Max Powder: 81.5 gr
Primer: CCI 250 Mag
Case: FED
Trim Length:
Cartridge Overall Length: 3.600"
Starting Velocity: 2,615
Starting Pressure:
Max Velocity: 2,756
Max Pressure:
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/375_HH_Magnum_270.pdf
Printed from Shooter's Reference on 12/21/2024: