Bullet: 145 gr
Spitzer BTSP
(Speer)
Diameter: 0.284"
Powder: 760 (Winchester)
Starting Powder: 50.0 gr
Max Powder: 54.0 gr
Primer: CCI 250 Mag
Case: WIN
Trim Length:
Cartridge Overall Length: 2.800"
Starting Velocity: 2,660
Starting Pressure:
Max Velocity: 2,884
Max Pressure:
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/284_Winchester_145.pdf
Printed from Shooter's Reference on 12/21/2024: