Bullet: 250 gr
Spitzer SP Hot-Cor
(Speer)
Diameter: 0.358"
Powder: IMR 4451 (Improved Military Rifle)
Starting Powder: 56.3 gr
Max Powder: 62.1 gr
Primer: FED 210
Case: FED
Trim Length:
Cartridge Overall Length: 3.340"
Starting Velocity: 2,236
Starting Pressure:
Max Velocity: 2,453
Max Pressure:
Compressed
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/35_Whelen_250.pdf
Printed from Shooter's Reference on 12/22/2024: