Load Data for .221 Remington Fireball


 
Bullet: 85 gr MPG  (Barnes)
Diameter: 0.277"
 
Powder: IMR 4350 (Improved Military Rifle)
Starting Powder: 63.0 gr
Max Powder: 68.5 gr
 
Primer: FED 215
 
Case: REM
Trim Length: 2.090"
 
Cartridge Overall Length: 2.650"
 
Starting Velocity: 3,482
Starting Pressure:  
Max Velocity: 3,812
Max Pressure:  
 
Barrel: 24" with 1:10" twist.
 
Source: https://www.barnesbullets.com/wp-content/uploads/2021/05/270-Win-Short-Mag.pdf
 

Printed from Shooter's Reference on 12/30/2024:
https://www.shootersreference.com/reloadingdata/221-remington-fireball/