Load Data for .338 - 378 Weatherby Magnum


 
Bullet: 275 gr AF  (Swift)
Diameter: 0.338"
 
Powder: Retumbo (Hodgdon)
Starting Powder: 104.0 gr
Max Powder: 110.5 gr
 
Primer: FED 215m
 
Case: Weatherby
Trim Length: 2.903"
 
Cartridge Overall Length: 3.640"
 
Starting Velocity: 2,707
Starting Pressure: 41,600
Max Velocity: 2,934
Max Pressure: 52,500 CUP
 
Compressed
Barrel: 26" with 1:10" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 12/21/2024:
https://www.shootersreference.com/reloadingdata/338-378-weatherby-magnum/