.300 Winchester Magnum in a Sisk Rifle Load Data

50 published .300 Winchester Magnum in a Sisk Rifle reloading recipes across 17 powders and 6 bullet manufacturers, with bullet weights from 130 to 200 grains and recorded velocities between 2,698 and 3,305 fps. Every load lists charge weight, velocity, COAL, primer and case where the source published it.

Always begin at the minimum charge weight and work up gradually. Never exceed maximum loads. Verify all data against a current published reloading manual before use. LoadDevelopment.com is not responsible for errors or omissions in this data.
Recipes
50
Powders
17
Bullet makers
6
Bullet weights
130–200 gr

Sample .300 Winchester Magnum in a Sisk Rifle loads

The first 5 of 50 recipes.

BulletPowderChargeVelocityCOALPrimer
Barnes Triple-Shock 130grHodgdon H-41470.0 gr3,212 fps
Barnes Triple-Shock 130grHodgdon H-435074.0 gr3,238 fps
Barnes Triple-Shock 130grRamshot Hunter77.0 gr3,290 fps
Barnes Triple-Shock 130grHodgdon Varget67.5 gr3,305 fps
Hornady SST 150grAccurate AAC-270069.0 gr2,934 fps

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