Bullet: 120 gr
SP
(Swift)
Diameter: 0.257"
Powder: IMR 4955 (Improved Military Rifle)
Starting Powder: 48.7 gr
Max Powder: 53.5 gr
Primer: REM 9½
Case: REM
Trim Length: 2.484"
Cartridge Overall Length: 3.150"
Starting Velocity: 2,716
Starting Pressure: 48,800
Max Velocity: 2,994
Max Pressure: 61,600
Barrel: 24" with 1:10" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 02/01/2025: