Bullet: 140 gr
CBOY
(HDY)
Diameter: 0.358"
Powder: 231 (Winchester)
Starting Powder: 2.9 gr
Max Powder: 3.7 gr
Primer: WIN WSPM
Case: WIN
Trim Length: 1.285"
Cartridge Overall Length: 1.550"
Starting Velocity: 718
Starting Pressure: 8,500
Max Velocity: 897
Max Pressure: 11,200
Barrel: 10" with 1:18.75" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 04/27/2024: