Bullet: 150 gr
SP
(HDY)
Diameter: 0.277"
Powder: Supreme 780 (Winchester)
Starting Powder: 62.5 gr
Max Powder: 66.6 gr
Primer: WIN WLRM
Case: WIN
Trim Length: 2.090"
Cartridge Overall Length: 2.850"
Starting Velocity: 2,883
Starting Pressure: 44,400
Max Velocity: 3,066
Max Pressure: 58,400
Barrel: 24" with 1:10" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 11/21/2024: