Load Data for .243 Winchester


 
Bullet: 90 gr SP  (Speer)
Diameter: 0.243"
 
Powder: IMR 4831 (Improved Military Rifle)
Starting Powder: 40.5 gr
Max Powder: 43.9 gr
 
Primer: WIN WLR
 
Case: WIN
Trim Length: 2.035"
 
Cartridge Overall Length: 2.625"
 
Starting Velocity: 2,858
Starting Pressure: 43,700
Max Velocity: 3,050
Max Pressure: 50,700 CUP
 
Barrel: 24" with 1:10" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 12/30/2024:
https://www.shootersreference.com/reloadingdata/243-winchester/