.375-400 H&H Load Data

12 published .375-400 H&H reloading recipes across 6 powders and 3 bullet manufacturers, with bullet weights from 235 to 270 grains and recorded velocities between 1,837 and 2,273 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
12
Powders
6
Bullet makers
3
Bullet weights
235–270 gr

Sample .375-400 H&H loads

The first 5 of 12 recipes.

BulletPowderChargeVelocityCOALPrimer
Speer semispitzer 235grAccurate AAC-201547.0 gr2,273 fps——
Speer semispitzer 235grHodgdon H-33547.0 gr2,154 fps——
Speer semispitzer 235grIMR IMR-303147.0 gr2,075 fps——
Speer semispitzer 235grIMR IMR-303149.0 gr2,181 fps——
Speer semispitzer 235grIMR IMR-303145.0 gr1,931 fps——

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