.44 S&W American

.44 S&W American
.44 S&W American (center) with .45 ACP (left) and .44 Magnum (Right)
TypeRevolver
Place of originUSA
Production history
Produced1869–1940
Specifications
Case typeRimmed, straight
Bullet diameter.434 in (11.0 mm)
Neck diameter.438 in (11.1 mm)
Base diameter.440 in (11.2 mm)
Rim diameter.506 in (12.9 mm)
Case length0.91 in (23 mm)
Overall length1.44 in (37 mm)
Rifling twist1:20
Primer typeLarge pistol
Maximum CUP8,000 CUP
Ballistic performance
Bullet mass/type Velocity Energy
205 gr (13 g) (factory load) 682 ft/s (208 m/s) 212 ft⋅lbf (287 J)
218 gr (14 g) (25 gr {} FFg) 660 ft/s (200 m/s) 196 ft⋅lbf (266 J)
200 gr (13 g) (max) 810 ft/s (250 m/s) 296 ft⋅lbf (401 J)
205 gr (13 g) (Lyman #429478) 800 ft/s (240 m/s) 291 ft⋅lbf (395 J)
Source(s): Barnes & Amber 1972

The .44 S&W American / 11x23mmR (commonly called the .44 American) is an American rimmed centerfire revolver cartridge.

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