.300 Remington Ultra Magnum (Swift Data) Load Data

108 published .300 Remington Ultra Magnum (Swift Data) reloading recipes across 10 powders and 1 bullet manufacturers, with bullet weights from 150 to 200 grains and recorded velocities between 2,468 and 3,381 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
108
Powders
10
Bullet makers
1
Bullet weights
150–200 gr

Sample .300 Remington Ultra Magnum (Swift Data) loads

The first 5 of 108 recipes.

BulletPowderChargeVelocityCOALPrimer
Swift Scirocco 150grHodgdon H-100093.0 gr3017 fps——
Swift Scirocco 150grHodgdon H-1000100.0 gr3305 fps——
Swift Scirocco 150grHodgdon H-435080.0 gr3040 fps——
Swift Scirocco 150grHodgdon H-435086.0 gr3303 fps——
Swift Scirocco 150grHodgdon H-483189.3 gr3036 fps——

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