Bullet: 400 gr
SPFN
(Speer)
Diameter: 0.458"
Powder: IMR 4198 (Improved Military Rifle)
Starting Powder: 42.0 gr
Max Powder: 46.0 gr
Primer: CCI 200
Case: WIN
Trim Length:
Cartridge Overall Length: 2.540"
Starting Velocity: 1,631
Starting Pressure:
Max Velocity: 1,819
Max Pressure:
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/45-70-Government-Strong-Actions-400.pdf
Printed from Shooter's Reference on 12/21/2024: