Load Data for .300 Winchester Magnum


 
Bullet: 165 gr SP  (Speer)
Diameter: 0.308"
 
Powder: H380 (Hodgdon)
Starting Powder: 59.0 gr
Max Powder: 63.0 gr
 
Primer: WIN WLRM
 
Case: WIN
Trim Length: 2.610"
 
Cartridge Overall Length: 3.340"
 
Starting Velocity: 2,754
Starting Pressure: 44,500
Max Velocity: 2,909
Max Pressure: 52,400 CUP
 
Barrel: 24" with 1:10" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 12/21/2024:
https://www.shootersreference.com/reloadingdata/300-winchester-magnum/