Load Data for .270 WSM (Winchester Short Magnum)

 
Bullet: 160 gr Partition  (NOS)
Diameter: 
 
Powder: N165 (VihtaVuori)
Starting Powder: 50.9 gr
Max Powder: 60.2 gr
 
Primer:  Large Rifle Magnum
 
Case: WIN
Trim Length: 2.091"
 
Cartridge Overall Length: 2.795"
 
Starting Velocity: 2,523
Starting Pressure:  
Max Velocity: 2,831
Max Pressure:  
 
Barrel: 20.5" with 1 in 9" twist.
 
Source: https://www.vihtavuori.com/reloading-data/rifle-reloading/?cartridge=16
 
Printed from Shooter's Reference on 05/05/2024:
https://www.shootersreference.com/reloadingdata/270-wsm-winchester-short-magnum/