Bullet: 70 gr
TNT HP
(Speer)
Diameter: 0.243"
Powder: IMR 4895 (Improved Military Rifle)
Starting Powder: 39.0 gr
Max Powder: 43.0 gr
Primer: FED 210
Case: WIN
Trim Length: 2.035"
Cartridge Overall Length: 2.625"
Starting Velocity: 3,303
Starting Pressure:
Max Velocity: 3,540
Max Pressure:
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/243-winchester-with-70-gr-tnt-hppdf.pdf
Printed from Shooter's Reference on 12/21/2024: