The Type-58 Light Assault Gun Carriage, better known as the Wraith, was a post-war replacement for the T-26 Wraith used during the Human-Covenant war. The gun was installed into Single Purpose and dual purpose mounts used primarily by the US Navy. ^ Most surviving 5,500 ton cruisers lost two of their stern 14 cm/50 (5.5") Type 3 guns in 1942-43 in order to fit a twin 12.7 cm/40 (5") mounting and additional 25 mm AA guns. Sure, there are dozens of loads in just as many colors of hulls, but the double-A remains the old standby.  However, the planes were normally killed by shell fragments and not direct hits; barrage fire was used, with many guns firing in the air at the same time. The project was completed relatively quickly, with test guns ready for firing 17 months after the project starting. The Type 3 had a 120 mm caliber and it had a muzzle velocity of 853 meters per second. A thin walled shell with a point detonating fuze used for smoke screens. It consisted of the Mark 18 gun and Mark 42 gun mount. Its anti-aircraft fire capabilities can now be relied on. This was a simple "dummy gun" type director and was manually trained and elevated. In US service, most gun crews were US Navy personnel. On these 5" mounts, single purpose (SP) means that the mount is limited to 35° elevation with no provision for AA shell fuze setters, and is designed to fire at surface targets only. Just before the housing finishes returning to "In Battery", a valve is opened for a second, and a blast of compressed air is sent down the bore to clean it out. Type 96 25 mm AA gun General Historical Information: Place of origin: Japan Category: Anti-Aircraft Gun Used by: Japan France Debut in FHSW: Debut in Forgotten Hope Passengers: 1 Calibre: 25 mm Elevation:-10° to +85° Traverse: 360° Rate of Fire: 230 rpm Maximum Range: 5500 metres Mobile: No A thin walled shell with a mechanical time fuze and packed with a smoke producing chemical that is ejected out the rear by a small black powder charge. This page was last edited on 6 December 2020, at 04:04. Design. Firing tests of these guns were conducted at Yokosuka Naval Arsenalin 1935. It is used in practice anti-aircraft shoots. A thin walled shell with a mechanical time fuze. The new gun initial muzzle velocity is 2,600 feet per second (790 metres per second), and the gun life average initial muzzle velocity is about 2,500 feet per second (760 metres per second). Each mount carries one or two Mk 12 5"/38cal Gun Assemblies.  It was intended to replace the earlier Type 3 12 cm AA Gun as a defense against American air raids. IJA captured some M29 guns during Second-Sino Japanese War. As the spade moves forward, it pushes the projectile and powder case into the chamber.  Useful life expectancy was 4600 effective full charges (EFC) per barrel.. , The Fuse detonates the projectile to cause maximum damage to the target.  One unit each was produced by the Army’s Osaka Arsenal and by Japan Steel Works. A true war-winning weapon, the U.S. Navy’s 5”/38 dual-purpose gun was standard main armament on U.S. destroyers and standard secondary armament on larger U.S. warships built during the war. MacLean. ), This gun can be fired either electrically or by percussion. Probably the best automatic cannon anti-aircraft weapon of World War II, Bofors guns of this type remained in service long after the war ended. (2) The rammer is retracted. The original gun is the Bofors M29 75mm AA gun. Combat record. Since this gun fires semi-fixed ammunition, each round is delivered to the gun in two pieces—a projectile and a powder case.. (Pictured) (Also called Separated Ammunition. Though the 5”/38 was effective against unarmored ships and shore installations, it was in the antiaircraft role that this gun excelled. $5. The Type 88 75 mm AA Gun (八八式七糎野戦高射砲 Hachi-hachi-shiki nana-senti Yasen Koshahō) was an anti-aircraft gun used by the Imperial Japanese Army during the Second Sino-Japanese War and World War II. Media in category "Type 5 15cm AA Gun" This category contains only the following file. 3. Also, as the projectile travels down the barrel, the band grips the rifling to impart spin to the projectile. All of her torpedo tubes were also removed during this refit.  The Mark 12 Gun Assembly was introduced in 1934, where it was first used in single pedestal mounts on the Farragut-class destroyers, but by the time of World War II they had been installed in single and twin mounts on nearly every major warship and auxiliary in the US fleet. The comparatively high rate of fire for a gun of its caliber earned it an enviable reputation, particularly as an anti-aircraft weapon, in which role it was commonly employed by United States Navy vessels. This gun uses semi-fixed ammunition. Only two units of the powerful new Type 5 were completed before the surrender of Japan. Type 3 12 cm AA Gun Japan: World War II 120 Type 10 120 mm AA Gun Japan: World War … It’s primarily advertised to turkey hunters, and it’s best for open-field hunting where shot distance can be hard to estimate. , Coming into service at the end of the war, the two Type 5s completed were retained on the home islands as part of the bolstering of Japan's defenses against Allied air raids and against the perceived threat of Allied invasion. A thick walled penetrating projectile with a base detonating fuze. : It will not arm if dropped, rolled, or shaken.). , At the "LOAD" command, or if the mount is executing "RAPID" loading: (NOTE: Rapid loading means that, when the gun fires, the gun crew immediately reloads the gun without command until "CEASE FIRE" or "CHECK FIRE" is given. For a given set of AA guns, putting the fastest guns on the lowest-Reload ships and the slowest guns on the highest-Reload ships will maximize rate of fire. The spade's time of travel, from the rear of the tray to the breech, is one second. details. Two guns of Type 5 were deployed at Kugayama in the suburbs of Tokyo in August, 1945, just before the end of WWII. , Among naval historians, the 5"/38 gun is considered the best intermediate-caliber, dual purpose naval gun of World War II, especially as it was usually under the control of the advanced Mark 37 Gun Fire Control System which provided accurate and timely firing against surface and air targets. The Mk12 gun assembly weighs 3,990 lb (1,810 kg). close. All sat on a base ring stand, and had an ammunition handling room, called the Upper Handling Room, below the mount. However, except for the barrel length and the use of semi-fixed ammunition, the 5"/38 gun was derived from the 5"/25 gun. ... it remains unarmed in the bore, and until the projectile is well clear of the firing ship to protect exposed personnel. The powder case completely fills the volume of the chamber, and its length seats the projectile's rotating band into the bore's rifling. At the ogive and rear ends are threaded openings used to the install the shell's filler and hold the fuzes. The Mark 44 contained optics and a spotting glass, but did ... "USN 1.1-in AA Gun" letter by Richard Worth in Warship International No. , The body is basically a machined steel tube with an ogive shape at one end. The guns were not mobile, requiring deployment in fixed positions. ), smokeless or flashless (used at night) powder, "United States of America 5"/38 (12.7 cm) Mark 12", "United States of America 5"/38 (127 mm) Mark 12", "Definitions and Information about Naval Guns: Part 2 – Ammunition, Fuzes, Projectiles and Propellants", Detailed description and history 5"/38 including ammunition and Mark data, Illustrated descriptions of MK 30 & MK 38, list of ammunition for all Marks, Illustrated Operating Instructions for MK XXI model, Naval Ordnance and Gunnery, 1957 Volume 1 Naval Ordnance NavPers 10797-A, https://en.wikipedia.org/w/index.php?title=5%22/38_caliber_gun&oldid=992602541, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License, Mk 12 Gun Assembly: 3,990 lb (1,810 kg). 127 mm Dual AA Gun. In a single engagement on 1 August 1945 they brought down two B-29 Superfortress bombers. 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