.256 Winchester Magnum Load Data

34 published .256 Winchester Magnum reloading recipes across 11 powders and 7 bullet manufacturers, with bullet weights from 60 to 117 grains and recorded velocities between 1,952 and 2,815 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
34
Powders
11
Bullet makers
7
Bullet weights
60–117 gr

Sample .256 Winchester Magnum loads

The first 5 of 34 recipes.

BulletPowderChargeVelocityCOALPrimer
Hornady SP 100grAccurate ACCURATE 168035.1–39.0 gr2447.0–2781 fps—Winchester WSR
Sierra SBT GameKing 117grAccurate ACCURATE 168033.3–37.0 gr2311.0–2626 fps—Winchester WSR
60grAlliant 240015.0 gr2,410 fps——
60grAlliant 240015.0 gr2,815 fps——
HDY FP 60grAccurate A168016.2–18.0 gr2423.0–2753 fps1.580”Winchester SR, Small Rifle

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