Bullet: 275 gr
SP
(Speer)
Diameter: 0.338"
Powder: IMR 4451 (Improved Military Rifle)
Starting Powder: 58.5 gr
Max Powder: 63.3 gr
Primer: WIN WLRM
Case: WIN
Trim Length: 2.490"
Cartridge Overall Length: 3.340"
Starting Velocity: 2,280
Starting Pressure: 51,400
Max Velocity: 2,449
Max Pressure: 62,400
Barrel: 24" with 1:10" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 11/21/2024: