Load Data for .378 Weatherby Magnum


 
Bullet: 300 gr TSX  (Barnes)
Diameter: 0.375"
 
Powder: N165 (VihtaVuori)
Starting Powder: 107.0 gr
Max Powder: 115.0 gr
 
Primer: FED 215m
 
Case: Norma Precision AB
Trim Length: 2.903"
 
Cartridge Overall Length: 3.650"
 
Starting Velocity: 2,689
Starting Pressure:  
Max Velocity: 2,877
Max Pressure:  
 
Compressed
Barrel: 25" with 1:12" twist.
 
Source: https://www.barnesbullets.com/wp-content/uploads/2021/05/378-WBY-Mag.pdf
 

Printed from Shooter's Reference on 12/30/2024:
https://www.shootersreference.com/reloadingdata/378-weatherby-magnum/