Load Data for .223 WSSM (Winchester Super Short Magnum)


 
Bullet: 60 gr PART  (NOS)
Diameter: 0.224"
 
Powder: IMR 4350 (Improved Military Rifle)
Starting Powder: 43.2 gr
Max Powder: 46.0 gr
 
Primer: WIN WLR
 
Case: WIN
Trim Length: 1.660"
 
Cartridge Overall Length: 2.150"
 
Starting Velocity: 3,430
Starting Pressure: 49,700
Max Velocity: 3,707
Max Pressure: 61,200
 
Barrel: 24" with 1:8" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 12/21/2024:
https://www.shootersreference.com/reloadingdata/223-wssm-winchester-super-short-magnum/