Load Data for .280 Ackley Improved


 
Bullet: 130 gr HPBT  (Sierra)
Diameter: 0.284"
 
Powder: Big Game (Ramshot)
Starting Powder: 51.0 gr
Max Powder: 55.6 gr
 
Primer: WIN WLR
 
Case: NOS
Trim Length: 2.530"
 
Cartridge Overall Length: 3.320"
 
Starting Velocity: 2,922
Starting Pressure: 51,200
Max Velocity: 3,165
Max Pressure: 63,000
 
Barrel: 24" with 1:9" twist.
 
Source: https://www.hodgdonreloading.com/
 

Printed from Shooter's Reference on 12/03/2024:
https://www.shootersreference.com/reloadingdata/280-ackley-improved/