.375 Whelen (P.O. Ackley Data) Load Data

13 published .375 Whelen (P.O. Ackley Data) reloading recipes across 4 powders, with bullet weights from 235 to 350 grains and recorded velocities between 1,400 and 2,600 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
13
Powders
4
Bullet makers
0
Bullet weights
235–350 gr

Sample .375 Whelen (P.O. Ackley Data) loads

The first 5 of 13 recipes.

BulletPowderChargeVelocityCOALPrimer
235grIMR IMR-489555.0 gr2495 fps——
235grIMR IMR-489557.0 gr2560 fps——
235grIMR IMR-489558.0 gr2600 fps——
235grIMR IMR-489556.0 gr2520 fps——
Lyman #375-449 gas check 260grIMR IMR-406430.0 gr1400 fps——

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