Load Data for 7 mm WSM (Winchester Short Magnum)


 
Bullet: 140 gr Partition  (NOS)
Diameter: 
 
Powder: N560 (VihtaVuori)
Starting Powder: 58.6 gr
Max Powder: 67.0 gr
 
Primer:  Large Rifle Magnum
 
Case: WIN
Trim Length: 2.093"
 
Cartridge Overall Length: 2.831"
 
Starting Velocity: 2,874
Starting Pressure:  
Max Velocity: 3,212
Max Pressure:  
 
Barrel: 26" with 1 in 9.5" twist.
 
Source: https://www.vihtavuori.com/reloading-data/rifle-reloading/?cartridge=78
 

Printed from Shooter's Reference on 12/21/2024:
https://www.shootersreference.com/reloadingdata/7-mm-wsm-winchester-short-magnum/