.300 Remington Ultra Magnum (Using 150/155 GR Hornady Bullets) Load Data

32 published .300 Remington Ultra Magnum (Using 150/155 GR Hornady Bullets) reloading recipes across 7 powders and 1 bullet manufacturers, with bullet weights from 150 to 150 grains and recorded velocities between 2,791 and 3,572 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
32
Powders
7
Bullet makers
1
Bullet weights
150–150 gr

Sample .300 Remington Ultra Magnum (Using 150/155 GR Hornady Bullets) loads

The first 5 of 32 recipes.

BulletPowderChargeVelocityCOALPrimer
Hornady Hornady 150grHodgdon H-483181.8 gr2992 fps——
Hornady Hornady 150grHodgdon H-483188.4 gr3188 fps——
Hornady Hornady 150grHodgdon H-483191.7 gr3285 fps——
Hornady Hornady 150grHodgdon H-483185.1 gr3090 fps——
Hornady Hornady 150grIMR IMR-483174.4 gr2791 fps——

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