9 published .300 Remington Ultra Magnum (Alliant Reloaders Guide 2008) reloading recipes across 3 powders and 1 bullet manufacturers, with bullet weights from 150 to 200 grains and recorded velocities between 2,936 and 3,437 fps. Every load lists charge weight, velocity, COAL, primer and case where the source published it.
The first 5 of 9 recipes.
| Bullet | Powder | Charge | Velocity | COAL | Primer |
|---|---|---|---|---|---|
| Speer SP 150gr | Alliant RL-19 | 94.0 gr | 3401 fps | 3.495 | — |
| Speer SP 150gr | Alliant RL-22 | 97.0 gr | 3437 fps | 3.495 | — |
| Speer SP 165gr | Alliant RL-19 | 91.0 gr | 3263 fps | 3.6 | — |
| Speer SP 165gr | Alliant RL-22 | 93.0 gr | 3268 fps | 3.6 | — |
| Speer SP 165gr | Alliant RL-25 | 97.0 gr | 3279 fps | 3.6 | — |
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