Load Data for .300 WSM (Winchester Short Magnum)


 
Bullet: 150 gr GSSP  (Speer)
Diameter: 0.308"
 
Powder: IMR 4064 (Improved Military Rifle)
Starting Powder: 57.0 gr
Max Powder: 61.0 gr
 
Primer: WIN WLRM
 
Case: WIN
Trim Length: 2.090"
 
Cartridge Overall Length: 2.780"
 
Starting Velocity: 3,012
Starting Pressure: 52,100
Max Velocity: 3,198
Max Pressure: 63,300
 
Barrel: 24" with 1:10" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 11/21/2024:
https://www.shootersreference.com/reloadingdata/300-wsm-winchester-short-magnum/