| .50-110 WCF ( Winchester Center Fire ) |
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| Type | Rifle |
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| Place of origin | United States |
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| Designer | Winchester |
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| Designed | 1898 |
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| Manufacturer | Winchester |
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| Produced | 1899–1935 |
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| Case type | Rimmed, straight |
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| Bullet diameter | .512 in (13.0 mm) |
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| Neck diameter | .534 in (13.6 mm) |
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| Base diameter | .551 in (14.0 mm) |
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| Rim diameter | .607 in (15.4 mm) |
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| Case length | 2.40 in (61 mm) |
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| Overall length | 2.75 in (70 mm) |
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| Primer type | Large rifle |
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| Bullet mass/type |
Velocity |
Energy |
| 300 gr (19 g) (black powder, .50-100 factory load) |
1,605 ft/s (489 m/s) |
1,720 ft⋅lbf (2,330 J) |
| 285 gr (18 g) (black powder, solid) |
1,600 ft/s (490 m/s) |
1,710 ft⋅lbf (2,320 J) |
| 450 gr (29 g) (black powder) |
1,475 ft/s (450 m/s) |
2,190 ft⋅lbf (2,970 J) |
| 285 gr (18 g) (smokeless) |
1,750 ft/s (530 m/s) |
2,045 ft⋅lbf (2,773 J) |
| 300 gr (19 g) (smokeless factory load) |
2,225 ft/s (678 m/s) |
3,298 ft⋅lbf (4,471 J) |
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| Source(s): Barnes & Amber 1972 |
The .50-110 WCF (13×61mmR), also known as the .50-100-450 WCF (with different loadings), in modern 1886 Winchesters with modern steel barrels is the most powerful lever-action cartridge, with up to 6,000 foot-pounds (8,100 J) of energy.
