Bullet: 130 gr
Spitzer BTSP
(Speer)
Diameter: 0.277"
Powder: IMR 4064 (Improved Military Rifle)
Starting Powder: 43.0 gr
Max Powder: 47.0 gr
Primer: CCI 200
Case: WIN
Trim Length: 2.530"
Cartridge Overall Length: 3.240"
Starting Velocity: 2,657
Starting Pressure:
Max Velocity: 2,838
Max Pressure:
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/270-winchester-with-130-gr-spitzer-sp-hot-corpdf.pdf
Printed from Shooter's Reference on 12/21/2024: