SIG Sauer P250

The Sig Sauer P250 is a semi-automatic pistol made by J.P. Sauer & Sohn, and Sig Sauer of Exeter, New Hampshire. The P250 chambered in 9x19mm Parabellum was introduced in the North American market on November 7, 2007 followed by the .45 ACP compact model at SHOT Show 2008 in February. SIG P250s chambered in .357 SIG, .40 S&W, and .45 ACP have been slowly made available, with the final caliber to be made available in late 2009.

Design details

Operating mechanism

Like other SIG SAUER pistols, the P250 pistol is a short recoil operated, locked breech pistol. It uses the typical SIG-Sauer cam-operated barrel, which locks into the ejection port on the slide.

Features

A key feature of the pistol is its modular design. The main module of the P250 is an internal stainless steel frame fire control unit which consist of the integrated fire control group (trigger, hammer and all necessary linkage and springs), ambidextrous slide release (one on each side of the pistol), ejector and 4 slide rails. This steel receiver unit is used in every P250 grip module, top end and chambering combination and is inserted into the grip frame module and held in place by the axis pin of the disassembly lever. The firearm's serial number is on the fire control unit instead of the grip module. The fire control unit allows the operator to interchange differently sized slide assembly or top end modules and polymer grip frame modules and trigger shoes and (limited)...
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