.375 Remington Ultra Magnum (Swift Data) Load Data

36 published .375 Remington Ultra Magnum (Swift Data) reloading recipes across 6 powders and 1 bullet manufacturers, with bullet weights from 250 to 300 grains and recorded velocities between 2,540 and 3,063 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
36
Powders
6
Bullet makers
1
Bullet weights
250–300 gr

Sample .375 Remington Ultra Magnum (Swift Data) loads

The first 5 of 36 recipes.

BulletPowderChargeVelocityCOALPrimer
Swift A-Frame 250grHodgdon H-435096.0 gr3011 fps——
Swift A-Frame 250grHodgdon H-435089.3 gr2852 fps——
Swift A-Frame 250grHodgdon H-4831106.5 gr3048 fps——
Swift A-Frame 250grHodgdon H-483199.0 gr2886 fps——
Swift A-Frame 250grIMR IMR-483191.1 gr2799 fps——

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