![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/3/3b/357_Magnum.jpg/640px-357_Magnum.jpg&w=640&q=50)
.357 Magnum
Revolver cartridge / From Wikipedia, the free encyclopedia
Dear Wikiwand AI, let's keep it short by simply answering these key questions:
Can you list the top facts and stats about .357 magnum?
Summarize this article for a 10 year old
SHOW ALL QUESTIONS
The .357 Smith & Wesson Magnum, .357 S&W Magnum, .357 Magnum, or 9×33mmR (as it is known in unofficial metric designation) is a smokeless powder cartridge with a 0.357 in (9.07 mm) bullet diameter. It was created by Elmer Keith, Phillip B. Sharpe,[2] and Douglas B. Wesson[2][3] of firearm manufacturers Smith & Wesson and Winchester.[4][5] The .357 Magnum cartridge is notable for its highly effective terminal ballistics.
Quick Facts Type, Place of origin ...
.357 Magnum | ||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() .357 Magnum ammunition | ||||||||||||||||||||
Type | Handgun, Carbine | |||||||||||||||||||
Place of origin | United States | |||||||||||||||||||
Production history | ||||||||||||||||||||
Designer | Elmer Keith Phillip B. Sharpe Douglas B. Wesson | |||||||||||||||||||
Designed | 1934 | |||||||||||||||||||
Manufacturer | Smith & Wesson Winchester | |||||||||||||||||||
Produced | 1935–present | |||||||||||||||||||
Specifications | ||||||||||||||||||||
Parent case | .38 Special | |||||||||||||||||||
Case type | Rimmed, straight | |||||||||||||||||||
Bullet diameter | .357 in (9.1 mm) | |||||||||||||||||||
Land diameter | .346 in (8.8 mm) | |||||||||||||||||||
Neck diameter | .379 in (9.6 mm) | |||||||||||||||||||
Base diameter | .379 in (9.6 mm) | |||||||||||||||||||
Rim diameter | .440 in (11.2 mm) | |||||||||||||||||||
Rim thickness | .060 in (1.5 mm) | |||||||||||||||||||
Case length | 1.29 in (33 mm) | |||||||||||||||||||
Overall length | 1.59 in (40 mm) | |||||||||||||||||||
Case capacity | 26.2 gr H2O (1.70 cm3) | |||||||||||||||||||
Primer type | Small pistol magnum | |||||||||||||||||||
Maximum pressure (CIP) | 44,000 psi (300 MPa) | |||||||||||||||||||
Maximum pressure (SAAMI) | 35,000 psi (240 MPa) | |||||||||||||||||||
Maximum CUP | 45,000 CUP | |||||||||||||||||||
Ballistic performance | ||||||||||||||||||||
| ||||||||||||||||||||
Test barrel length: 4 in (102 mm) (vented) Source(s): Federal,[1] |
Close
The .357 Magnum cartridge is based upon Smith & Wesson's earlier .38 Special cartridge. It was introduced in 1935, and its use has since become widespread.[6]