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


 
Bullet: 85 gr BTSP  (Speer)
Diameter: 
 
Powder: Varmint (Alliant Powder)
Starting Powder: 34.9 gr
Max Powder: 38.8 gr
 
Primer: FED 210
 
Case: WIN
Trim Length:  
 
Cartridge Overall Length: 2.255"
 
Starting Velocity:  
Starting Pressure:  
Max Velocity: 3,278
Max Pressure:  
 
Barrel: 24" with None twist.
 
Source: https://www.alliantpowder.com/reloaders/recipedetail.aspx?gtypeid=2&weight=85&shellid=157&bulletid=101
 

Printed from Shooter's Reference on 12/21/2024:
https://www.shootersreference.com/reloadingdata/243-wssm-winchester-super-short-magnum/