Load Data for .300 Winchester Magnum


 
Bullet: 190 gr LRX  (Barnes)
Diameter: 0.308"
 
Powder: H4831SC (Hodgdon)
Starting Powder: 65.6 gr
Max Powder: 72.9 gr
 
Primer: REM 9½M
 
Case: REM
Trim Length: 2.610"
 
Cartridge Overall Length: 3.360"
 
Starting Velocity: 2,572
Starting Pressure:  
Max Velocity: 2,823
Max Pressure:  
 
Barrel: 24" with 1:10" twist.
 
Source: https://www.barnesbullets.com/wp-content/uploads/2021/05/300-Win-Mag.pdf
 

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