.338 Winchester Magnum (A-Square Data) Load Data

28 published .338 Winchester Magnum (A-Square Data) reloading recipes across 4 powders and 3 bullet manufacturers, with bullet weights from 200 to 250 grains and recorded velocities between 2,537 and 2,948 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
28
Powders
4
Bullet makers
3
Bullet weights
200–250 gr

Sample .338 Winchester Magnum (A-Square Data) loads

The first 5 of 28 recipes.

BulletPowderChargeVelocityCOALPrimer
Nosler Ballistic Tip 200grHodgdon H-483173.0 gr2565 fps——
Nosler Ballistic Tip 200grHodgdon H-483181.0 gr2864 fps——
Nosler Ballistic Tip 200grHodgdon H-483179.0 gr2802 fps——
Nosler Ballistic Tip 200grIMR IMR-483177.0 gr2948 fps——
Nosler Ballistic Tip 200grIMR IMR-483171.0 gr2714 fps——

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