Bullet: 43 gr
TNT Green
(Speer)
Diameter: 0.224"
Powder: IMR 3031 (Improved Military Rifle)
Starting Powder: 35.5 gr
Max Powder: 37.5 gr
Primer: FED 210
Case: FED
Trim Length: 2.195"
Cartridge Overall Length: 2.650"
Starting Velocity: 3,995
Starting Pressure:
Max Velocity: 4,165
Max Pressure:
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/220-swift-with-43-gr-tnt-greenpdf.pdf
Printed from Shooter's Reference on 12/21/2024: