Load Data for .38 - 55 Winchester


 
Bullet: 255 gr RNFP  (Montana Bullet Works)
Diameter: 0.377"
 
Powder: IMR 3031 (Improved Military Rifle)
Starting Powder: 26.9 gr
Max Powder: 29.9 gr
 
Primer: WIN WLR
 
Case: Starline Brass
Trim Length: 2.075"
 
Cartridge Overall Length: 2.492"
 
Starting Velocity: 1,576
Starting Pressure: 27,300
Max Velocity: 1,724
Max Pressure: 32,900
 
Barrel: 24" with 1:18" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 12/21/2024:
https://www.shootersreference.com/reloadingdata/38-55-winchester/