.300 Winchester Short Magnum / .300 WSM (Norma data) Load Data

10 published .300 Winchester Short Magnum / .300 WSM (Norma data) reloading recipes across 2 powders and 3 bullet manufacturers, with bullet weights from 150 to 180 grains and recorded velocities between 2,864 and 3,291 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
10
Powders
2
Bullet makers
3
Bullet weights
150–180 gr

Sample .300 Winchester Short Magnum / .300 WSM (Norma data) loads

The first 5 of 10 recipes.

BulletPowderChargeVelocityCOALPrimer
Nosler BST 150grNorma N-20466.0 gr3196 fps2.815—
Nosler BST 150grNorma N-20468.0 gr3291 fps2.815—
Nosler BST 165grNorma N-20461.0 gr2891 fps2.815—
Swift A-Frame 165grNorma N-20462.0 gr2923 fps2.756—
Nosler BST 165grNorma N-20464.5 gr3068 fps2.815—

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