Bullet: 130 gr
SP
(HDY)
Diameter: 0.277"
Powder: Supreme 780 (Winchester)
Starting Powder: 56.4 gr
Max Powder: 60.0 gr
Primer: WIN WLR
Case: WIN
Trim Length: 2.530"
Cartridge Overall Length: 3.180"
Starting Velocity: 2,906
Starting Pressure: 55,000
Max Velocity: 3,043
Max Pressure: 61,900
Barrel: 24" with 1:10" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 12/21/2024: