.300 Whisper / .300 AAC Blackout / .300 Blackout (Using 208 GR Hornady Bullets) Load Data

46 published .300 Whisper / .300 AAC Blackout / .300 Blackout (Using 208 GR Hornady Bullets) reloading recipes across 10 powders and 1 bullet manufacturers, with bullet weights from 208 to 208 grains and recorded velocities between 785 and 1,468 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
46
Powders
10
Bullet makers
1
Bullet weights
208–208 gr

Sample .300 Whisper / .300 AAC Blackout / .300 Blackout (Using 208 GR Hornady Bullets) loads

The first 5 of 46 recipes.

BulletPowderChargeVelocityCOALPrimer
Hornady BTHP Match or A-Max 208grAlliant 240010.3 gr1330 fps——
Hornady BTHP Match or A-Max 208grAlliant 24008.4 gr1120 fps——
Hornady BTHP Match or A-Max 208grAlliant 24009.3 gr1225 fps——
Hornady BTHP Match or A-Max 208grAlliant 24007.4 gr1015 fps——
Hornady BTHP Match or A-Max 208grAccurate AAC-168010.4 gr987 fps——

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