Bullet: 135 gr
HPBT
(Sierra)
Diameter: 0.277"
Powder: Supreme 780 (Winchester)
Starting Powder: 63.9 gr
Max Powder: 68.0 gr
Primer: WIN WLRM
Case: WIN
Trim Length: 2.090"
Cartridge Overall Length: 2.840"
Starting Velocity: 3,012
Starting Pressure: 52,800
Max Velocity: 3,214
Max Pressure: 62,900
Barrel: 24" with 1:10" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 12/21/2024: