27 published .44 Remington Magnum / .44 Magnum in a Ruger Blackhawk (Flattop) reloading recipes across 10 powders, with bullet weights from 246 to 257 grains and recorded velocities between 888 and 1,465 fps. Every load lists charge weight, velocity, COAL, primer and case where the source published it.
The first 5 of 27 recipes.
| Bullet | Powder | Charge | Velocity | COAL | Primer |
|---|---|---|---|---|---|
| H&G 503 Keith 246gr | Alliant 2400 | 21.0 gr | 1438 fps | 1.706 | CCI 350 Magnum |
| H&G 503 Keith 246gr | Accurate AAC-7 | 17.0 gr | 1333 fps | 1.706 | CCI 350 Magnum |
| H&G 503 Keith 246gr | Accurate AAC-7 | 16.5 gr | 1289 fps | 1.706 | CCI 350 Magnum |
| H&G 503 Keith 246gr | Alliant Red Dot | 6.0 gr | 888 fps | 1.706 | CCI 350 Magnum |
| Lyman/Keith 429421 (original) 250gr | Alliant 2400 | 20.0 gr | 1299 fps | 1.706 | CCI 350 Magnum |
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