Bullet: 170 gr
SPFN Hot-Cor
(Speer)
Diameter: 0.308"
Powder: IMR 4166 (Improved Military Rifle)
Starting Powder: 38.0 gr
Max Powder: 41.6 gr
Primer: CCI 200
Case: WIN
Trim Length:
Cartridge Overall Length: 2.530"
Starting Velocity: 2,349
Starting Pressure:
Max Velocity: 2,524
Max Pressure:
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/307_Winchester_170.pdf
Printed from Shooter's Reference on 12/21/2024: