8mm Mauser / 8x57mm Mauser / 8x57mm JS Mauser (Swift Data) Load Data

24 published 8mm Mauser / 8x57mm Mauser / 8x57mm JS Mauser (Swift Data) reloading recipes across 6 powders and 1 bullet manufacturers, with bullet weights from 200 to 220 grains and recorded velocities between 1,732 and 2,022 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
24
Powders
6
Bullet makers
1
Bullet weights
200–220 gr

Sample 8mm Mauser / 8x57mm Mauser / 8x57mm JS Mauser (Swift Data) loads

The first 5 of 24 recipes.

BulletPowderChargeVelocityCOALPrimer
Swift A-Frame 200grHodgdon H-435042.0 gr2007 fps——
Swift A-Frame 200grHodgdon H-435039.1 gr1819 fps——
Swift A-Frame 200grHodgdon H-483145.6 gr1843 fps——
Swift A-Frame 200grHodgdon H-483149.0 gr2022 fps——
Swift A-Frame 200grIMR IMR-435039.5 gr1866 fps——

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