The .45 Remington-Thompson was experimental and wasn't very successful.
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Headstamp for the .45 Remington-Thompson cartridge.
The .45 Remington–Thompson (11.4x25mm) was an experimental firearms cartridge designed by Remington Arms and Auto Ordnance for the Model 1923 Thompson submachine gun, a variant of the Model 1921 with a longer barrel, with the intent of increasing the power and range of the weapon.[2][3] While some variants of the 1923 were produced, the rifle and round did not find commercial success.[3]
.45 Remington–Thompson
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| Experimental military round |
| 1923 |
| .45 ACP |
| .447 in (11.4 mm)[1] |
| 1 in (25 mm) (about 1⁄8 in (3.2 mm) longer than the .45 ACP) |
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.45 Remington–Thompson
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.45 Long cartridge for the Thompson M1923 experimental SMG
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[th].45 Remington–Thompson
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.45 Long cartridge for the Thompson M1923 experimental SMG
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Test barrel length: 14 in (356 mm)
Test barrel length: 14 in (356 mm)
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Headstamp for the .45 Remington-Thompson cartridge.
The .45 Remington–Thompson (11.4x25mm) was an experimental firearms cartridge designed by Remington Arms and Auto Ordnance for the Model 1923 Thompson submachine gun, a variant of the Model 1921 with a longer barrel, with the intent of increasing the power and range of the weapon.[2][3] While some variants of the 1923 were produced, the rifle and round did not find commercial success.[3]
