Load Data for .307 Winchester


 
Bullet: 100 gr Plinker SPRN  (Speer)
Diameter: 0.308"
 
Powder: IMR 3031 (Improved Military Rifle)
Starting Powder: 36.0 gr
Max Powder: 40.0 gr
 
Primer: CCI 200
 
Case: WIN
Trim Length:  
 
Cartridge Overall Length: 2.390"
 
Starting Velocity: 2,178
Starting Pressure:  
Max Velocity: 2,584
Max Pressure:  
 
NOTE: COAL less than minimum. We recommend single loading into the chamber.
 
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/307_Winchester_100.pdf
 

Printed from Shooter's Reference on 12/21/2024:
https://www.shootersreference.com/reloadingdata/307-winchester/