Bullet: 220 gr
HPBT
(Sierra)
Diameter: 0.308"
Powder: IMR 7977 (Improved Military Rifle)
Starting Powder: 69.8 gr
Max Powder: 77.3 gr
Primer: WIN WLRM
Case: WIN
Trim Length: 2.610"
Cartridge Overall Length: 3.340"
Starting Velocity: 2,574
Starting Pressure: 49,900
Max Velocity: 2,813
Max Pressure: 63,000
Compressed
Barrel: 24" with 1:10" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 11/21/2024: