The BL 15-inch Mark I succeeded the BL 13.5-inch Mk V naval gun. It was the first British 15-inch (380 mm) gun design and the most widely used and longest...
14 KB (1,380 words) - 21:26, 4 May 2024
The BL 18-inch Mk I naval gun was a breech-loading naval rifle used by the Royal Navy during World War I. It was the largest and heaviest gun ever used...
15 KB (1,921 words) - 12:40, 14 August 2024
The BL 6-inch gun Mark VII (and the related Mk VIII) was a British naval gun dating from 1899, which was mounted on a heavy travelling carriage in 1915...
22 KB (2,228 words) - 05:27, 26 August 2024
The BL 12 inch naval gun Mk I was a British rifled breech-loading naval gun of the early 1880s intended for the largest warships such as battleships and...
5 KB (469 words) - 03:52, 1 December 2021
The BL 12 inch Gun Mark X was a British 45-calibre naval gun which was mounted as primary armament on battleships and battlecruisers from 1906. It first...
6 KB (436 words) - 11:00, 23 August 2024
The BL 12-inch Mark VIII naval gun was one of the first large British rifled breech-loading naval guns designed for the higher pressures generated by the...
8 KB (659 words) - 13:55, 24 August 2022
The BL 9.2-inch Mk I–VII guns were a family of early British heavy breechloading naval and coast defence guns in service from 1881 to the end of World...
13 KB (1,245 words) - 01:01, 2 September 2022
The BL 14-inch Mk VII naval gun was a breech loading (BL) gun designed for the battleships of the Royal Navy in the late 1930s. This gun armed the King...
13 KB (1,492 words) - 17:24, 17 June 2024
The Breech Loading 5.5-inch Mk I was a naval gun used by the British Royal Navy during both World Wars. This weapon was developed by Coventry Ordnance...
7 KB (463 words) - 19:28, 14 April 2023
The BL 4-inch Mk IX naval gun was a British medium-velocity naval gun introduced in 1917 as secondary armament on the Renown-class battlecruisers and...
6 KB (403 words) - 04:38, 4 March 2024
The BL 16-inch Mark I was a British naval gun introduced in the 1920s and used on the two Nelson-class battleships. A breech-loading gun, the barrel was...
5 KB (420 words) - 16:24, 14 October 2023
The BL 13.5 inch naval gun Mk I ("67-ton gun") was Britain's first successful large breechloading naval gun, initially designed in the early 1880s and...
10 KB (1,181 words) - 16:37, 14 August 2024
The BL 8 inch gun Mark VIII was the main battery gun used on the Royal Navy's County-class cruisers, in compliance with the Washington Naval Treaty of...
8 KB (603 words) - 15:44, 28 February 2024
The BL 6-inch Mark XII naval gun was a British 45 calibre naval gun which was mounted as primary armament on light cruisers and secondary armament on...
8 KB (649 words) - 11:03, 23 August 2024
nominally 4.5 inch naval guns, the QF Mk I has an actual calibre of 4.45 inches (113 mm). From the BL Mark I gun of 1916 the 4.7-inch (120 mm) calibre was...
21 KB (2,385 words) - 21:16, 15 July 2024
The BL 4-inch gun Mk VII was a British high-velocity naval gun introduced in 1908 as an anti-torpedo boat gun in large ships, and in the main armament...
7 KB (529 words) - 16:50, 20 June 2023
The BL 13.5 inch Mk V gun was a British heavy naval gun, introduced in 1912 as the main armament for the new super-dreadnought battleships of the Orion...
9 KB (1,035 words) - 11:00, 23 August 2024
The BL 12-inch Mark XI and Mark XII gun were British breech loading (BL) naval guns of 50-calibres length mounted as primary armament on dreadnought battleships...
5 KB (342 words) - 10:57, 23 August 2024
The BL 10 inch guns Mks I, II, III, IV were British rifled breechloading 32-calibre naval and coast defence guns in service from 1885. The British 10-inch...
6 KB (513 words) - 12:28, 9 January 2024
Elswick BL 16.25 inch naval gun was an early British superheavy rifled breech-loading naval gun, commonly known as the 110-ton gun or 111-ton gun. Elswick...
5 KB (389 words) - 12:40, 14 August 2024
The BL 6-inch gun Marks II, III, IV and VI were the second and subsequent generations of British 6-inch rifled breechloading naval guns, designed by the...
14 KB (1,542 words) - 05:31, 26 August 2024
The BL 8 inch guns Mark I to Mark VII were the first generations of British rifled breechloaders of medium-heavy calibre. They were initially designed...
10 KB (907 words) - 03:05, 12 January 2024
also used as a coast defence gun. This QF gun was introduced to provide a higher rate of fire than the BL 4 inch Mk VII. It first appeared in 1914 as...
9 KB (684 words) - 08:54, 4 July 2024
end of the War. The gun replaced the BL 8 inch Mk VIII naval gun used on earlier Washington Naval Treaty cruisers. These built-up guns consisted of a tube...
8 KB (726 words) - 13:44, 23 May 2024
The BL 9.2-inch Mk IX and Mk X guns were British breech loading 9.2-inch (234 mm) guns of 46.7 calibre, in service from 1899 to the 1950s as naval and...
30 KB (3,051 words) - 10:01, 4 May 2024
The BL 4-inch Mark VIII naval gun was a British medium-velocity wire-wound naval gun introduced in 1908 as an anti-torpedo boat gun in smaller ships whose...
5 KB (309 words) - 02:45, 10 September 2021
The BL 6-inch Mark XI naval gun was a British 50 calibres high-velocity naval gun which was mounted as primary armament on cruisers and secondary armament...
8 KB (676 words) - 16:53, 20 June 2023
British BL 6-inch gun Mk XIX was introduced in 1916 as a lighter and longer-range field gun replacement for the obsolescent BL 6-inch gun Mk VII. The majority...
13 KB (1,405 words) - 23:49, 24 February 2024
The BL 7.5-inch gun Mk I was a British 45-calibre, medium-velocity, naval gun which entered service with the Royal Navy in 1905. This gun was only mounted...
3 KB (147 words) - 13:48, 1 September 2021
The QF 4.7-inch gun Mks I, II, III, and IV were a family of British quick-firing 4.724-inch (120 mm) naval and coast defence guns of the late 1880s and...
39 KB (4,514 words) - 05:18, 26 August 2024