Stubby British revolver cartridge chambered in the Webley RIC (Royal Irish Constabulary) revolver — a compact service revolver issued to British colonial police forces worldwide.
Type: Revolver
Introduced: 1868, United Kingdom
Parent case: None
Standardization: None
Bullet diameter: 0.436" (11.07 mm)
Case length: 0.69" (17.53 mm)
Max pressure: 18,000 PSI
Rim type: Rimmed
Primer: Large Pistol
Typical twist rate: 1:20
Muzzle velocity: 600–650 fps
Muzzle energy: 160–188 ft-lbs
Effective range: 25 yd
Common bullet weights: 200 gr
Primary use: Self Defense, Military
Production status: Discontinued
Also known as: .442 Kurz · 10.5x17mmR · .442 Revolver
History: Developed for the Webley RIC Model revolver in 1868, adopted by the Royal Irish Constabulary and later numerous British colonial police forces. The RIC revolver was compact, reliable, and effective — it was issued across the British Empire from India to Africa. The .442 Webley remained a common colonial police cartridge through WWI. Original examples are common enough to encounter in British and…
Notable firearms: Webley RIC Model, Various British colonial revolvers
Military use: United Kingdom (RIC)
Similar cartridges: .455 Webley, .44 Bull Dog