.300 Remington Ultra Magnum (Using 178/180 GR Hornady Bullets) Load Data

30 published .300 Remington Ultra Magnum (Using 178/180 GR Hornady Bullets) reloading recipes across 8 powders and 1 bullet manufacturers, with bullet weights from 180 to 180 grains and recorded velocities between 2,725 and 3,384 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
30
Powders
8
Bullet makers
1
Bullet weights
180–180 gr

Sample .300 Remington Ultra Magnum (Using 178/180 GR Hornady Bullets) loads

The first 5 of 30 recipes.

BulletPowderChargeVelocityCOALPrimer
Hornady Hornady 180grHodgdon H-100082.4 gr2756 fps——
Hornady Hornady 180grHodgdon H-100089.7 gr2974 fps——
Hornady Hornady 180grHodgdon H-100093.3 gr3084 fps——
Hornady Hornady 180grHodgdon H-100086.0 gr2865 fps——
Hornady Hornady 180grHodgdon H-483179.5 gr2863 fps——

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