Bullet: 170 gr
RN
(Sierra)
Diameter: 0.284"
Powder: Supreme 780 (Winchester)
Starting Powder: 63.9 gr
Max Powder: 68.0 gr
Primer: WIN WLRM
Case: WIN
Trim Length: 2.490"
Cartridge Overall Length: 3.270"
Starting Velocity: 2,746
Starting Pressure: 49,900
Max Velocity: 2,916
Max Pressure: 59,300
Barrel: 24" with 1:9.5" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 05/01/2024: