.338 Winchester Magnum Update (1997) Load Data

65 published .338 Winchester Magnum Update (1997) reloading recipes across 15 powders and 3 bullet manufacturers, with bullet weights from 200 to 275 grains and recorded velocities between 2,463 and 3,010 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
65
Powders
15
Bullet makers
3
Bullet weights
200–275 gr

Sample .338 Winchester Magnum Update (1997) loads

The first 5 of 65 recipes.

BulletPowderChargeVelocityCOALPrimer
Speer spitzer 200grAccurate AAC-270070.0 gr2,920 fps——
Speer spitzer 200grAccurate AAC-270068.0 gr2,826 fps——
Speer spitzer 200grHodgdon H-41468.0 gr2,870 fps——
Speer spitzer 200grHodgdon H-41470.0 gr2,964 fps——
Speer spitzer 200grIMR IMR-432063.0 gr2,895 fps——

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