In 1992, the U.S. Armed Forces adopted the SiGARMS P228 9mm pistol as the M11.
The M11 is authorized for issue to armed forces personnel who require a pistol smaller than the standard M9.
The M11 model add tritium sites to the commercial SiG P229. Each M11 is also stamped with government markings.
M11 Specifications
| Caliber | 9-mm NATO |
|---|---|
| System of Operation | Short recoil, semiautomatic |
| Locking System | Oscillating block |
| Length | 180 mm (7.08 inches) |
| Width | 37 mm (1.46 inches) |
| Height | 136 mm (5.35 inches) |
| Magazine Capacity | 13 Rounds |
| Weight with Empty Magazine | 745 grams (26.1 oz.) |
| Weight with 15-Round Magazine | 830 grams (29.1 oz.) |
| Barrel Length | 98 mm (3.86 inches) |
| Rifling | Right-hand, six-groove (pitch 250 mm [9.84 inches]) |
| Muzzle Velocity | 375 meters per second (1,230.3 feet per second) |
| Muzzle Energy | 569.5 Newton meters (430 foot pounds) |
| Maximum Range | 1,800 meters (1,962.2 yards) |
| Maximum Effective Range | 50 meters (54.7 yards) |
| Front Sight | Blade, integral with slide |
| Rear Sight | Notched bar, dovetailed to slide |
| Sighting Radius | 158 mm (6.22 inches) |
| Safety Features | Decocking/safety lever, firing pin block. |
| Hammer (half-cocked notch) | Prevents accidental discharge. |
| Basic Load | 45 rounds |
| Trigger Pull | Single-Action: 4.40 pounds; Double-Action: 12.12 pounds |
M11 Manuals
TM 9-1005-325-10
Operator’s Manual: Pistol, Compact, 9mm, M11.
FM 3-23.35
Combat Training with Pistols, M9 AND M11.