.300 Winchester Magnum Load Details


Bullet: 180 gr. Sierra Spitzer Boat Tail
Powder: Hodgdon - H1000
Min Charge: 76.0 gr.
Max Charge: 81.0 gr.
Optimal Charge: 81.0 gr.
Cartridge Overall Length: 3.350 inches
Compressed Charge: No
Muzzle Velocity: Not measured

3,050 fps in 26" Ruger #1B. Sub moa in said rifle, often 3 shot groups of 2"@ 300yrds. Load slightly compressed, no adverse pressure signs. 3,100 fps out of 30" Heavy Barrel Mauser.


Contributed by: PR3 10-21-19 12:03 AM UTC

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