.375 Winchester (Using Sierra Bullets) Load Data

19 published .375 Winchester (Using Sierra Bullets) reloading recipes across 5 powders and 1 bullet manufacturers, with bullet weights from 200 to 200 grains and recorded velocities between 1,850 and 2,215 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
19
Powders
5
Bullet makers
1
Bullet weights
200–200 gr

Sample .375 Winchester (Using Sierra Bullets) loads

The first 5 of 19 recipes.

BulletPowderChargeVelocityCOALPrimer
Sierra FP 200grAccurate AAC-223040.0 gr2077 fps——
Sierra FP 200grAccurate AAC-223038.0 gr2001 fps——
Sierra FP 200grAccurate AAC-574430.4 gr1921 fps——
Sierra FP 200grAccurate AAC-574432.0 gr2013 fps——
Sierra FP 200grAccurate AAC-574428.8 gr1850 fps——

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