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


 
Bullet: 100 gr Spitzer BTSP  (Speer)
Diameter: 0.243"
 
Powder: IMR 4350 (Improved Military Rifle)
Starting Powder: 36.5 gr
Max Powder: 38.5 gr
 
Primer: FED 210
 
Case: WIN
Trim Length: 1.660"
 
Cartridge Overall Length: 2.360"
 
Starting Velocity: 2,792
Starting Pressure:  
Max Velocity: 2,894
Max Pressure:  
 
 
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/243-winchester-super-short-magnum-with-100-gr-spitzer-btsppdf.pdf
 

Printed from Shooter's Reference on 11/21/2024:
https://www.shootersreference.com/reloadingdata/243-wssm-winchester-super-short-magnum/