.300 WSM Load Data

253 published .300 WSM reloading recipes across 16 powders and 14 bullet manufacturers, with bullet weights from 100 to 220 grains and recorded velocities between 2,333 and 3,737 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
253
Powders
16
Bullet makers
14
Bullet weights
100–220 gr

Sample .300 WSM loads

The first 5 of 253 recipes.

BulletPowderChargeVelocityCOALPrimer
Lapua G580 OT 100grVihtavuori N14059.9–64.2 gr3412.0–3635 fps2.618Large Rifle Magnum
Lapua G580 OT 100grVihtavuori N15059.4–64.5 gr3402.0–3638 fps2.618Large Rifle Magnum
Lapua G580 OT 100grVihtavuori N54061.1–64.8 gr3514.0–3737 fps2.618Large Rifle Magnum
Lapua G580 OT 100grVihtavuori N55064.8–69.1 gr3458.0–3717 fps2.618Large Rifle Magnum
Lapua FMJ 123grVihtavuori N14056.2–61.6 gr3143.0–3356 fps2.717Large Rifle Magnum

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