.30-378 Weatherby Magnum (Hodgdon Retumbo Data) Load Data

10 published .30-378 Weatherby Magnum (Hodgdon Retumbo Data) reloading recipes across 1 powders and 5 bullet manufacturers, with bullet weights from 150 to 220 grains and recorded velocities between 2,954 and 3,690 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
10
Powders
1
Bullet makers
5
Bullet weights
150–220 gr

Sample .30-378 Weatherby Magnum (Hodgdon Retumbo Data) loads

The first 5 of 10 recipes.

BulletPowderChargeVelocityCOALPrimer
Sierra Soft Point Boat Tail 150grHodgdon Retumbo113.0 gr3,490 fps——
Sierra Soft Point Boat Tail 150grHodgdon Retumbo119.0 gr3,690 fps——
Swift SP 165grHodgdon Retumbo109.0 gr3,305 fps——
Swift SP 165grHodgdon Retumbo116.0 gr3,559 fps——
Speer Soft Point Boat Tail 180grHodgdon Retumbo107.0 gr3,228 fps——

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