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


 
Bullet: 80 gr BTSP  (Sierra)
Diameter: 0.243"
 
Powder: H380 (Hodgdon)
Starting Powder: 44.0 gr
Max Powder: 46.7 gr
 
Primer: WIN WLR
 
Case: WIN
Trim Length: 1.660"
 
Cartridge Overall Length: 2.220"
 
Starting Velocity: 3,331
Starting Pressure: 56,300
Max Velocity: 3,487
Max Pressure: 63,600
 
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-wssm-winchester-super-short-magnum/