Technical Specifications

Type	Semi-automatic pistol
Country of origin	United States
Designer	John Browning
Designed	1897
Produced	1900–1902
Wars	Moro Rebellion
Used by	US Army, Navy, Commercial Customers
No. built	4,274
Variants	"Sight Safety", First Army Contract, Navy Contract, Second Army Contract, "Sight Conversion" (retrofits and production)
Weight	35 oz
Length	8.9 in
Barrel length	6 in
Cartridge	.38 ACP
Action	Short recoil operated · Single-action trigger mechanism
Feed	7 round box magazine
Muzzle velocity	1259 ft/s
Rate of fire	Semi-automatic

Data from Colt M1900 (Wikipedia, 2026-09-22). Text licensed under CC BY-SA. Image: CC BY 2.0 — Naval History & Heritage Command from Washington, DC, USA.