Bullet: 120 gr
SP
(Swift)
Diameter: 0.257"
Powder: IMR 4320 (Improved Military Rifle)
Starting Powder: 36.0 gr
Max Powder: 39.2 gr
Primer: WIN WLR
Case: WIN
Trim Length: 1.660"
Cartridge Overall Length: 2.330"
Starting Velocity: 2,667
Starting Pressure: 52,800
Max Velocity: 2,846
Max Pressure: 63,200
Barrel: 24" with 1: 10" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 11/21/2024: