Load Data for .300 Norma Magnum


 
Bullet: 212 gr LRX  (Barnes)
Diameter: 0.308"
 
Powder: IMR 8133 (Improved Military Rifle)
Starting Powder: 81.0 gr
Max Powder: 87.1 gr
 
Primer: REM 9½M
 
Case: Norma Precision AB
Trim Length: 2.482"
 
Cartridge Overall Length: 3.845"
 
Starting Velocity: 2,756
Starting Pressure:  
Max Velocity: 2,950
Max Pressure:  
 
Compressed
212gr LRX BT requires 1:8" twist or faster.
Barrel: 26" with 1:9" twist.
 
Source: https://www.barnesbullets.com/wp-content/uploads/2021/05/300-Norma-Mag.pdf
 

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