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The 3-inch ordnance rifle, model 1861 was a wrought iron muzzleloading rifled cannon that was adopted by the United States Army in 1861 and widely used in field artillery units during the American Civil War. It fired a 9.5 lb (4.3 kg) projectile to a distance of 1,830 yd (1,670 m) at an elevation of 5°. The 3-inch rifle was not as effective in ...
3 inch Ordnance QF 13-pounder: Light field gun 76.2 mm 3 inch 15- pounder (multiple types) Field gun 76.2 mm 3 inch Ordnance QF 17- pounder: Anti-tank gun 76.2 mm 3 inch Ordnance QF 18- pounder: Field gun 83.8 mm 3.3 inch Ordnance QF 20-pounder: Tank gun 83.8 mm 3.3 inch Ordnance QF 25-pounder: Gun-howitzer 87.6 mm 3.45 inch Ordnance QF 32-pounder
Ordnance QF 17-pounder. Split trail carriage, with gun shield. The Ordnance Quick-Firing 17-pounder (or just 17-pdr) [note 1] was a 76.2 mm (3 inch) gun developed by the United Kingdom during World War II. It was used as an anti-tank gun on its own carriage, as well as equipping a number of British tanks. Used with the APDS shot, it was capable ...
The 20-pounder Parrott rifle was the largest field gun used during the war, with the barrel alone weighing over 1,800 pounds (820 kg). The smaller size was much more prevalent; it came in two bore sizes: 2.9 inches (74 mm) and 3.0 inches (76 mm).
Electrical conduit and bus duct in a building at Texaco Nanticoke refinery. An electrical conduit is a tube used to protect and route electrical wiring in a building or structure. Electrical conduit may be made of metal, plastic, fiber, or fired clay. Most conduit is rigid, but flexible conduit is used for some purposes.
1,523 yd (1,393 m) The M1841 6-pounder field gun was a bronze smoothbore muzzleloading cannon that was adopted by the United States Army in 1841 and used from the Mexican–American War to the American Civil War. It fired a 6.1 lb (2.8 kg) round shot up to a distance of 1,523 yd (1,393 m) at 5° elevation. It could also fire canister shot and ...
An n-gauge diameter means that a ball of lead (density 11.34 g/cm 3 or 0.4097 lb/in 3) with that diameter has a mass equal to 1 / n part of the mass of the international avoirdupois pound (approx. 454 grams), that is, that n such lead balls could be cast from a pound weight of lead.
The 3"/70 Mark 26 Gun was a US post war naval anti-aircraft gun. Developed as a joint project with the United Kingdom, which called it the QF 3-inch Mark N1 gun, it had a water-cooled barrel combined with an automatic loader to deliver high rates of fire. The gun design was based on experience defending United States warships from Japanese ...