.458 Winchester Magnum (Lee Precision Data) Load Data

142 published .458 Winchester Magnum (Lee Precision Data) reloading recipes across 29 powders and 2 bullet manufacturers, with bullet weights from 300 to 600 grains and recorded velocities between 1,290 and 2,784 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
142
Powders
29
Bullet makers
2
Bullet weights
300–600 gr

Sample .458 Winchester Magnum (Lee Precision Data) loads

The first 5 of 142 recipes.

BulletPowderChargeVelocityCOALPrimer
Jacketed 300grAlliant 240035.0 gr1590 fps2.950
Jacketed 300grAlliant 240035.0 gr1590 fps2.950
Jacketed 300grAccurate AAC-201568.4 gr2293 fps2.940
Jacketed 300grAccurate AAC-201576.0 gr2606 fps2.940
Jacketed 300grAccurate AAC-223070.2 gr2248 fps2.940

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