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.475 A & M Magnum (P.O. Ackley Data) |
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| Warning! Notes: Standard twist: 18". The .475 Magnum cases are made by necking up the .378 Weatherby to accept a .475 bullet. (Handbook for Shooters & Reloaders/Vol. 1 - P.O. Ackley, 1962) NOTE: USE THIS DATA WITH EXTREME CAUTION |
| Be Alert: Publisher cannot be responsible for errors in published load data. |
| Wt. | Bullet | Powder Manufacturer | Powder | Charge | Velocity (FPS) | |
| 400 | IMR | IMR-3031 | Subscribe | 3227 | ||
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| 500 | IMR | IMR-3031 | Subscribe | 2980 | ||
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| 600 | IMR | IMR-3031 | Subscribe | 2502 | ||
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