Load Data for .25 WSSM (Winchester Super Short Magnum)

 
Bullet: 120 gr Spitzer BTSP  (Speer)
Diameter: 0.257"
 
Powder: N560 (VihtaVuori)
Starting Powder: 42.0 gr
Max Powder: 46.0 gr
 
Primer: CCI 200
 
Case: WIN
Trim Length: 1.660"
 
Cartridge Overall Length: 2.270"
 
Starting Velocity: 2,662
Starting Pressure:  
Max Velocity: 2,901
Max Pressure:  
 
 
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/25-winchester-super-short-magnum-with-120-gr-spitzer-btsppdf.pdf
 
Printed from Shooter's Reference on 12/03/2024:
https://www.shootersreference.com/reloadingdata/25-wssm-winchester-super-short-magnum/