.44 Special | ||||||||||||
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Type | Revolver | |||||||||||
Place of origin | United States | |||||||||||
Production history | ||||||||||||
Designer | Smith & Wesson | |||||||||||
Designed | 1907 | |||||||||||
Manufacturer | Smith & Wesson | |||||||||||
Produced | 1907–present | |||||||||||
Specifications | ||||||||||||
Parent case | .44 Russian | |||||||||||
Case type | Rimmed, straight | |||||||||||
Bullet diameter | .429 in (10.9 mm) | |||||||||||
Neck diameter | .457 in (11.6 mm) | |||||||||||
Base diameter | .457 in (11.6 mm) | |||||||||||
Rim diameter | .514 in (13.1 mm) | |||||||||||
Rim thickness | .060 in (1.5 mm) | |||||||||||
Case length | 1.16 in (29 mm) | |||||||||||
Overall length | 1.615 in (41.0 mm) | |||||||||||
Case capacity | 33.5 gr H2O (2.17 cm3) | |||||||||||
Rifling twist | 1 in 20 in (510 mm) | |||||||||||
Primer type | Large pistol | |||||||||||
Maximum pressure | 15,500 psi (107 MPa) | |||||||||||
Ballistic performance | ||||||||||||
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Test barrel length: 4 in (100 mm) (vented)[1] / 6 in (150 mm)[2] Source(s): Federal Cartridge Co.[1] Remington Arms Co.[2] |
The .44 Smith & Wesson Special, also commonly known as .44 S&W Special, .44 Special, .44 Spl, .44 Spc, or 10.9×29mmR, is a smokeless powder center fire metallic revolver cartridge developed by Smith & Wesson in 1907 as the standard chambering for their New Century revolver, introduced in 1908.[3]