.220 Swift Loading Data |
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| Warning! Notes: All loads were loaded in Winchester once fired cases with Alcan Large Rifle primers. All bullets where possible were spitzer design. Temperature on day of firing was 65 degrees. Barrel length 26". ITCC Chronograph used. All velocities instrumental at 15'. (Handloader Issue #6) |
| Be Alert: Publisher cannot be responsible for errors in published load data. |
| Wt. | Bullet | Powder Manufacturer | Powder | Charge | Velocity (FPS) | |
| 50 | Winchester | IMR | IMR-3031 | Subscribe | 3,807 | |
| Remarks: | ||||||
| 50 | Hornady | Norma | N-203 | Subscribe | 3,891 | |
| Remarks: | ||||||
| 50 | Speer | IMR | IMR-4350 | Subscribe | 3,975 | |
| Remarks: most uniform load, velocity wise | ||||||
| 52 | Sierra Match | Norma | N-203 | Subscribe | 3,728 | |
| Remarks: most accurate load | ||||||
| 55 | Sierra | IMR | IMR-4064 | Subscribe | 3,736 | |
| Remarks: | ||||||
| 55 | Speer | IMR | IMR-4320 | Subscribe | 3,788 | |
| Remarks: | ||||||
| 55 | Remington P.L. | Hodgdon | H-4895 | Subscribe | 3,717 | |
| Remarks: | ||||||
| 55 | Nosler | Alliant | RL-21 | Subscribe | 3,878 | |
| Remarks: do not increase | ||||||
| 60 | Hornady | Hodgdon | H-375 | Subscribe | 3,416 | |
| Remarks: hot, reduce one grain | ||||||