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Colt M1889
View on WikipediaThe Colt Model 1889 was a revolver produced by the Colt Manufacturing Company in the late 19th to the early 20th century.
Key Information
History
[edit]In the mid 19th century, Colt manufactured revolvers for the Army and Navy that were based on a design by William Mason and Carl J. Ehbets. William Mason left Colt in 1882 to work for Winchester, but Ehbets remained at Colt, and continued to refine the design that they had collaborated on. These refinements led to the Model 1889.[1]
Colt was the first manufacturer to produce a revolver with a swing-out cylinder. Smith & Wesson followed seven years later with the Hand Ejector, Model 1896 in .32 S&W Long caliber. This was an improvement over the Colt 1889 design since it used a combined center-pin and ejector rod to lock the cylinder in position. The 1889 did not use a center pin and the cylinder was prone to move out of alignment.[1]
Design features
[edit]The Colt Model 1889 was the first double-action revolver with a swing-out cylinder, released by a sliding latch. This design had two advantages over previous designs as it enabled fast loading but also maintained the strength of a solid frame. The Model 1889 was chambered for the .41 Long Colt and .38 Long Colt cartridges.[1]
The Navy version was blued, and had a six-inch barrel. It was manufactured with hard rubber grips. Civilian versions had either a blue or nickel finish, and had walnut grips. Sometimes it can have ivory grips.[2]
The Model 1889 differed from earlier Colt revolvers in that its cylinder rotated counterclockwise instead of clockwise. This seems to have originated with U.S. Navy requirements; however, the direction of rotation worked against the cylinder lock and tended to force the cylinder out of alignment with the barrel. This weakness allowed the cylinder to rotate while holstered or even while the shooter was pulling the trigger.[2]
Use
[edit]The Model 1889 and variants were adopted by the United States Military and used prior to the introduction of the M1911 pistol. The Model 1889 was also sold commercially as the Colt New Army and Navy. Approximately 31,000 Colt Model 1889 revolvers were produced.[2]
See also
[edit]References
[edit]- ^ a b c Kinard, Jeff (2004). Pistols: An Illustrated History of Their Impact. ABC-CLIO. p. 163. ISBN 978-1-85109-470-7.
- ^ a b c Sapp, Rick (2007). Standard Catalog of Colt Firearms. F+W Media. p. 96. ISBN 978-0-89689-534-8.
Colt M1889
View on GrokipediaDevelopment
Historical Context
In the late 19th century, the United States military sought to modernize its sidearms amid advancements in firearm technology and shifting tactical needs. The Colt Single Action Army revolver, adopted in 1873 as the standard U.S. Army service pistol, exemplified the era's single-action, black powder designs, requiring manual cocking of the hammer for each shot and individual cartridge loading through a side gate.[1] By the 1880s, the limitations of these black powder revolvers—such as slower firing rates and fouling from residue—prompted a transition toward double-action mechanisms capable of supporting emerging smokeless powders, though full adoption of smokeless cartridges for U.S. pistols occurred gradually into the 1890s.[5] This evolution reflected broader efforts to equip forces with more reliable and rapid-fire handguns suitable for extended engagements. International arms developments exerted pressure on American designers during this period. European powers, including Britain, accelerated their own revolver innovations to maintain military superiority, with the Webley Mk I top-break revolver adopted by the British Army in 1887 for its quicker reloading compared to traditional gate-loaded models.[6] Such advancements fueled a global arms race, influencing U.S. manufacturers to prioritize similar improvements in speed and efficiency to avoid technological lag, particularly as colonial expansions heightened the demand for versatile small arms.[7] The U.S. Navy's requirements in the post-1880s era underscored the urgency for faster-reloading pistols, driven by rapid naval expansion and growing colonial interests in the Pacific and Caribbean. Entering the decade with an obsolete fleet of mostly wooden vessels, the Navy underwent modernization under acts of Congress in 1882 and 1885, commissioning steel-hulled cruisers and battleships that required compact, dependable sidearms for boarding actions and shipboard defense.[7] Officials emphasized designs enabling swift ejection and reloading to suit close-quarters combat, leading to evaluations that favored double-action revolvers over single-action predecessors.[5] Colt's early 1880s experiments addressed these demands but revealed the shortcomings of existing loading mechanisms. Building on the firm's 1877 double-action Model 1877 revolver, which retained a traditional side-loading gate, Colt engineers tested refinements to enable faster chamber access without fully redesigning the frame.[1] However, the gate system proved inadequate in combat simulations, as it necessitated loading cartridges one by one, hindering reload times in high-pressure scenarios and prompting further innovation toward more efficient alternatives.[5] These efforts, led by designers William Mason and Carl J. Ehbets, laid the groundwork for meeting military specifications.[1]Design and Innovation
The Colt M1889 revolver's swing-out cylinder mechanism was the result of collaborative prototyping efforts by Colt's chief engineer William Mason and designer Carl J. Ehbets, marking the company's first implementation of this feature in a double-action handgun.[8][9] Conceptual development of the design occurred in the late 1880s, with Ehbets filing the pivotal U.S. patent for the mechanism on August 27, 1888, followed by initial production commencing in 1889.[9][1] A core innovation was the sliding side-latch positioned on the left frame, which released the cylinder mounted on a pivoting crane, allowing it to swing outward for simultaneous ejection of spent casings via an extractor rod and rapid reloading—advantages that surpassed the slower processes of contemporary top-break revolvers or loading-gate models.[9][10] Early prototypes encountered challenges with cylinder timing in double-action mode, where counterclockwise rotation could lead to misalignment under recoil; while adjustments improved reliability during testing, these flaws carried over into early production units.[10]Design and Features
Mechanical Components
The Colt M1889 revolver featured a double-action trigger mechanism, enabling the user to cock the hammer, rotate the cylinder, and fire a round through a single long pull of the trigger without manually cocking the hammer, a significant advancement for rapid follow-up shots in combat scenarios.[10] This mechanism relied on interconnected internal components to ensure smooth operation, with the trigger bar linking to the hammer and cylinder advancement pawl for sequential actions during the pull.[11] Central to the M1889's design was its innovative swing-out cylinder, the first such implementation in a Colt double-action revolver, which pivoted to the left upon release of a spring-powered sliding latch on the frame's left side, allowing access to all six chambers simultaneously.[3] A star-shaped extractor, integral to the cylinder assembly, facilitated the ejection of spent cartridges or loading of fresh ones in one motion by pushing them rearward when the cylinder was swung out and the extractor rod depressed, markedly speeding up reload times compared to earlier designs.[10] Unlike most contemporary revolvers that rotated clockwise, the M1889's cylinder turned counterclockwise during firing, a choice stemming from Colt's adaptation of existing tooling but which contributed to long-term reliability issues, as wear on the cylinder notches and frame could cause occasional misalignment between chambers and the barrel, potentially leading to failures to fire or accuracy degradation.[3] The internal lockwork of the M1889 represented a departure from Colt's prior gate-loaded double-action models, such as the 1877 Lightning, by incorporating a much-modified version of the Schmidt-Galand mechanism to accommodate the swing-out cylinder while maintaining double-action functionality.[11] Key elements included a V-spring mainspring that provided tension to the hammer via Galand's auxiliary lever system, simplifying the power delivery and reducing the number of separate springs compared to earlier complex DA lockworks; the hand, or pawl, was actuated by the trigger to incrementally advance the cylinder ratchet during the pull, ensuring precise chamber alignment before hammer release.[11] This configuration, while innovative, inherited some fragility from the adapted design, making field repairs challenging due to the tightly integrated components.[10]Specifications and Calibers
The Colt M1889 revolver featured a 6-inch barrel and an overall length of 11.5 inches, classifying it as a medium-frame double-action handgun designed for military service.[10][4] Unloaded, it weighed approximately 2.07 pounds (0.94 kg), providing a balance of portability and stability for naval and army use.[10] The frame was constructed from blued steel to resist corrosion in maritime environments, paired with hard rubber grips for military models to ensure a secure hold without slippage.[12][13] Civilian variants occasionally featured walnut or nickel finishes, but the standard military configuration prioritized durability with the blued steel and rubber elements.[13] The revolver held six rounds in its swing-out cylinder, allowing efficient reloading via a side latch mechanism.[10] Primarily chambered in .38 Long Colt, the M1889 was adopted as the standard cartridge for U.S. Navy and Army contracts, delivering a muzzle velocity of approximately 785 feet per second (fps) with a 148-grain bullet for effective short-range performance.[10][4] Limited early production included the .41 Long Colt caliber, intended for higher stopping power but phased out in favor of the .38 due to logistical preferences; this variant maintained similar ballistics scaled to its larger projectile.[14][15] Safety provisions were basic for the era, relying on a half-cock notch on the hammer to secure the cylinder during loading and prevent accidental discharge, though it lacked a modern transfer bar or positive lock mechanism.[10]| Specification | Detail |
|---|---|
| Barrel Length | 6 inches (152 mm) |
| Overall Length | 11.5 inches (292 mm) |
| Weight (Unloaded) | 2.07 pounds (0.94 kg) |
| Capacity | 6 rounds |
| Frame Material | Blued steel |
| Grips (Military) | Hard rubber |
| Primary Caliber | .38 Long Colt (muzzle velocity ~785 fps) |
| Alternate Caliber | .41 Long Colt (limited production) |
