Bullet: 220 gr
JRN
(HDY)
Diameter: 0.308"
Powder: Grand (Ramshot)
Starting Powder: 55.5 gr
Max Powder: 60.0 gr
Primer: WIN WLR
Case: WIN
Trim Length: 2.484"
Cartridge Overall Length: 3.230"
Starting Velocity: 2,278
Starting Pressure: 45,500
Max Velocity: 2,492
Max Pressure: 59,900
Compressed
Barrel: 24" with 1:10" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 07/27/2025: