Load Data for 5.56 x 45 mm


 
Bullet: 55 gr TSX  (Barnes)
Diameter: 0.224"
 
Powder: 2460 (Accurate)
Starting Powder: 23.4 gr
Max Powder: 25.4 gr
 
Primer: FED 205
 
Case: Lake City
Trim Length: 1.750"
 
Cartridge Overall Length: 2.190"
 
Starting Velocity: 2,806
Starting Pressure:  
Max Velocity: 3,010
Max Pressure:  
 
Barrel: 16.5" with 1:7" twist.
 
Source: https://www.barnesbullets.com/wp-content/uploads/2021/05/5.56-NATO-16.5in-Barrel.pdf
 

Printed from Shooter's Reference on 12/30/2024:
https://www.shootersreference.com/reloadingdata/556-x-45-mm/