.30-378 Weatherby Magnum (Swift Data) Load Data

72 published .30-378 Weatherby Magnum (Swift Data) reloading recipes across 7 powders and 1 bullet manufacturers, with bullet weights from 150 to 200 grains and recorded velocities between 2,785 and 3,536 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
72
Powders
7
Bullet makers
1
Bullet weights
150–200 gr

Sample .30-378 Weatherby Magnum (Swift Data) loads

The first 5 of 72 recipes.

BulletPowderChargeVelocityCOALPrimer
Swift Scirocco 150grHodgdon H-1000111.0 gr3451 fps——
Swift Scirocco 150grHodgdon H-1000103.2 gr3085 fps——
Swift Scirocco 150grHodgdon H-4831106.0 gr3479 fps——
Swift Scirocco 150grHodgdon H-483198.6 gr3154 fps——
Swift Scirocco 150grIMR IMR-483191.1 gr3115 fps——

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