Load Data for .458 Winchester Magnum

 
Bullet: 400 gr XFB  (Barnes)
Diameter: 
 
Powder: N135 (VihtaVuori)
Starting Powder: 66.3 gr
Max Powder: 68.2 gr
 
Primer:  Large Rifle Magnum
 
Case: WIN
Trim Length: 2.492"
 
Cartridge Overall Length: 3.268"
 
Starting Velocity: 2,051
Starting Pressure:  
Max Velocity: 2,113
Max Pressure:  
 
Compressed
Case full
Barrel: 25" with 1 in 14" twist.
 
Source: https://www.vihtavuori.com/reloading-data/rifle-reloading/?cartridge=58
 
Printed from Shooter's Reference on 11/21/2024:
https://www.shootersreference.com/reloadingdata/458-winchester-magnum/