Load Data for .338 Winchester Magnum


 
Bullet: 250 gr SP  (HDY)
Diameter: 0.338"
 
Powder: IMR 4955 (Improved Military Rifle)
Starting Powder: 64.8 gr
Max Powder: 69.7 gr
 
Primer: WIN WLRM
 
Case: WIN
Trim Length: 2.490"
 
Cartridge Overall Length: 3.340"
 
Starting Velocity: 2,440
Starting Pressure: 50,500
Max Velocity: 2,641
Max Pressure: 62,200
 
Barrel: 24" with 1:10" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 10/12/2024:
https://www.shootersreference.com/reloadingdata/338-winchester-magnum/