The Royal Ordnance L7, officially designated Gun, 105 mm, Tank, L7, is the basic model of the United Kingdom's most successful tank gun. It is a 105 mm L/52 rifled design by the Royal Ordnance Factories , intended for use in armoured fighting vehicles , replacing the older QF 20-pounder (84 mm) gun mounted on the British Centurion tank. [ 1 ]

The 105×617mm (4.1 inch), also known as 105×617mmR, is a common, NATO-standard, tank gun cartridge used in 105 mm guns such as those derived from the Royal Ordnance L7.

The M68 is an American 105 mm tank gun. It uses British-designed L7 gun tube and cartridges with an American-designed mount, breech assembly and recoil mechanism.

The L7 was a 105 mm L/52 rifled design intended for use in armoured fighting vehicles. It was so successful that it armed not only British post-war designs, but was used almost universally in "the West" as the main armament of almost every main battle tank of the period.

Jun 29, 2015 · The L7 gun was found to be unable to penetrate the frontal armor of Syrian T72 tanks, which were considered "inferior" in armor to the models used by the USSR. This helped convince the US needed the new 120MM German designed gun to tangle with the T-72 and T-80.

The L7 was a 105 mm L/52 rifled design by the Royal Ordnance Factories intended for use in armoured fighting vehicles, replacing the earlier 20 pounder (84 mm) found on the Centurion. [1] The successful L7 gun armed many armored vehicles that include the British Centurion, and the German Leopard 1.

105mm L7A1 cannon on Centurion tank. Note the rifled barrel and thermal sleeve. 105mm M68 cannon on M60A1 Patton tank. Standard UK service variant. Mainly used on Centurion tank. Variant modified for use on German Leopard 1. US production model. Features a falling breech block. Used on early models of the M60 Patton. US production model.

Oct 12, 2021 · The T254 gun was an American gun designed to be fully compatible with the 105 x 617 mm caliber, so basically the US had developed their own counterpart to the L7 gun on their own. However as part of a standardization attempt, the T254E2 was created - which used the same gun tube as the X15/L7 gun and thus allowed to share spare tubes between ...

The Royal Ordnance L7, officially designated Gun, 105 mm, Tank, L7, is the basic model of the United Kingdom's most successful tank gun. During the burning hours of WWII, the allies were developing larger calibre guns to compete against heavily armoured German tanks, which later would be needed against Cold War Soviet tanks.

The L7 is a 105 mm L/52 rifled design by the Royal Ordnance Factories intended for use in armoured fighting vehicles, replacing the earlier QF 20-pounder (84 mm) tank gun mounted on the Centurion tank.