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Austin Ammo

No Bullets  •  No Shooting  •  So Every Shot Counts

40 S & W

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Specifications

Parent case 10 mm Auto
Case type Rimless, straight
Bullet diameter .4005 in (10.17 mm)
Neck diameter .423 in (10.7 mm)
Shoulder diameter .423 in (10.7 mm)
Base diameter .424 in (10.8 mm)
Rim diameter .424 in (10.8 mm)
Rim thickness .055 in (1.4 mm)
Case length .850 in (21.6 mm)
Overall length 1.135 in (28.8 mm)
Case capacity 19.3 gr H2O (1.255 cm³)
Rifling twist 1 in 16 in (406 mm)
Primer type Small pistol
Maximum pressure 32,633 psi (225.00 MPa)

 

 

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