Bullet: 400 gr
SPFN
(Speer)
Diameter: 0.458"
Powder: IMR 8208 XBR (Improved Military Rifle)
Starting Powder: 58.0 gr
Max Powder: 62.0 gr
Primer: CCI 200
Case: WIN
Trim Length:
Cartridge Overall Length: 2.540"
Starting Velocity: 1,961
Starting Pressure:
Max Velocity: 2,107
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 11/21/2024: