.338 Winchester Magnum Data Load Data

15 published .338 Winchester Magnum Data reloading recipes across 7 powders and 3 bullet manufacturers, with bullet weights from 200 to 275 grains and recorded velocities between 2,540 and 3,070 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
15
Powders
7
Bullet makers
3
Bullet weights
200–275 gr

Sample .338 Winchester Magnum Data loads

The first 5 of 15 recipes.

BulletPowderChargeVelocityCOALPrimer
Speer Speer 200grHodgdon H-45077.0 gr2,950 fps——
Speer Speer 200grIMR IMR-435075.0 gr3,055 fps——
Speer Speer 200grNorma N-20579.0 gr3,070 fps——
Speer Speer 200grAlliant RL-2170.0 gr3,007 fps——
Speer Speer 200grWinchester W-780-BR79.0 gr3,070 fps——

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