Load Data for .338 RUM (Remington Ultra Magnum)


 
Bullet: 215 gr SBT  (Sierra)
Diameter: 0.338"
 
Powder: Hybrid 100V (Hodgdon)
Starting Powder: 77.0 gr
Max Powder: 84.0 gr
 
Primer: REM 9½M
 
Case: REM
Trim Length: 2.750"
 
Cartridge Overall Length: 3.590"
 
Starting Velocity: 2,825
Starting Pressure: 52,700
Max Velocity: 3,031
Max Pressure: 63,300
 
Barrel: 24" with 1:10" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 11/23/2024:
https://www.shootersreference.com/reloadingdata/338-rum-remington-ultra-magnum/