| 9×20mmSR Browning Long |
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| Type | Semi-automatic pistol |
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| Place of origin | Belgium |
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| Designer | John Moses Browning |
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| Designed | 1903 |
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| Manufacturer | Fabrique Nationale de Herstal |
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| Produced | 1903–1940s or 1950s |
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| Case type | Semi-rimmed, straight |
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| Bullet diameter | .3578 in max. (9.09 mm max.) |
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| Land diameter | .3512 in nom. (8.92 mm max.) |
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| Neck diameter | .379 in nom. (9.68 mm max.) |
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| Base diameter | .380 in nom. (9.72 mm max.) |
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| Rim diameter | .402 in (10.2 mm) |
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| Rim thickness | .0492 in (1.25 mm) |
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| Case length | .795 in (20.2 mm) |
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| Overall length | 1.10 in (28 mm) |
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| Primer type | Small pistol |
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| Bullet mass/type |
Velocity |
Energy |
| 110 gr (7 g) FMJ |
1,000 ft/s (300 m/s) |
240 ft⋅lbf (330 J) |
| 108 gr (7 g) FMJ |
1,150 ft/s (350 m/s) |
316 ft⋅lbf (428 J) |
|
| Source(s): Rifles and Machine Guns Prvi Partizan |
The 9mm Browning Long, also known as the 9×20mmSR, is a military centerfire pistol cartridge developed in 1903 for the FN Model 1903 adopted by Belgium, France, Estonia, the Netherlands, and Sweden.
