Load Data for .270 Winchester


 
Bullet: 140 gr SP  (Swift)
Diameter: 0.277"
 
Powder: IMR 4895 (Improved Military Rifle)
Starting Powder: 42.0 gr
Max Powder: 45.6 gr
 
Primer: WIN WLR
 
Case: WIN
Trim Length: 2.530"
 
Cartridge Overall Length: 3.280"
 
Starting Velocity: 2,650
Starting Pressure: 44,600
Max Velocity: 2,828
Max Pressure: 50,100 CUP
 
Barrel: 24" with 1:10" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 12/21/2024:
https://www.shootersreference.com/reloadingdata/270-winchester/