Load Data for .243 WSSM (Winchester Super Short Magnum)


 
Bullet: 62 gr VG FB  (Barnes)
Diameter: 0.243"
 
Powder: IMR 4064 (Improved Military Rifle)
Starting Powder: 38.8 gr
Max Powder: 41.3 gr
 
Primer: WIN WLR
 
Case: WIN
Trim Length: 1.660"
 
Cartridge Overall Length: 2.240"
 
Starting Velocity: 3,498
Starting Pressure: 56,600
Max Velocity: 3,671
Max Pressure: 63,100
 
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/243-wssm-winchester-super-short-magnum/