15-583: M23 , M.23 or M-23 may refer to: Military [ edit ] HMS M23 , a Royal Navy M15 -class monitor M23 chemical mine , a US landmine March 23 Movement (M23), a rebel group operating in the Democratic Republic of the Congo M23 rebellion (2012–2013) M23 offensive (2022–present) Sako M23 , a Finnish family of assault and battle rifles Roads [ edit ] M23 motorway ,
30-536: A New York City Bus route in Manhattan BFW M.23 , two-seater sports plane The Mathieu group M23 in the mathematical field of group theory m23 software distribution system , a Linux software distribution and management system McLaren M23 , a race car Messier 23 (M23), an open star cluster in the constellation Sagittarius M23 derby , a football association match between Brighton and Hove Albion and Crystal Palace [REDACTED] Topics referred to by
45-413: A maximum thickness of 6 inches (152 mm) and was closed off by 5-inch (127 mm) transverse bulkheads . The armour of the gun turrets and their barbettes was 6 inches thick while the casemate armour was 5 inches thick. The protective deck armour ranged in thickness from 1–2.5 inches (25–64 mm) and the conning tower was protected by 12 inches (305 mm) of armour. The following table gives
60-629: A motorway in England M-23 (Michigan highway) , a highway designation formerly used in Michigan Highway M23 (Ukraine) M23 (Cape Town) , a Metropolitan Route in Cape Town, South Africa M23 (Pretoria) , a Metropolitan Route in Pretoria, South Africa Federal Highway (Australia) , part of which is given the designation "M23" Other uses [ edit ] M23 (New York City bus) ,
75-690: A range of 15,500 yards (14,200 m). The ships' secondary armament of sixteen BL 6-inch Mk VII guns was arranged in casemates amidships. Eight of these were mounted on the main deck and were only usable in calm weather. They had a maximum range of approximately 12,200 yards (11,200 m) with their 100-pound (45.4 kg) shells. A dozen quick-firing (QF) 12-pounder 12 cwt guns were fitted for defence against torpedo boats . Two additional 12-pounder 8 cwt guns could be dismounted for service ashore. The ships also carried three 3-pounder Hotchkiss guns and two submerged 17.7-inch (450 mm) torpedo tubes . The ship's waterline armour belt had
90-505: A total of 30,000 indicated horsepower (22,000 kW) and the Drake s easily reached their designed speed of 23 knots (43 km/h; 26 mph). They carried a maximum of 2,500 long tons (2,500 t) of coal. The main armament of the Drake -class ships consisted of two breech-loading (BL) 9.2-inch (234 mm) Mk X guns in single gun turrets , one each fore and aft of the superstructure. They fired 380-pound (170 kg) shells to
105-588: Is different from Wikidata All article disambiguation pages All disambiguation pages M15-class monitor The M15 class comprised fourteen monitors of the Royal Navy , all built and launched during 1915. The ships of this class were ordered in March, 1915, as part of the Emergency War Programme of ship construction. They were designed to use the 9.2 inch Mk VI gun turrets removed from
120-629: The Edgar class and the Mk X turrets held in stock for the Drake -class and Cressy -class cruisers . This resulted in the first four of the class, which were built by William Gray & Company of Hartlepool , receiving the Mk X mounting. The remaining ten ships, all built by Sir Raylton Dixon & Co. , Middlesbrough , all received the Mk VI mounting. During September 1915,
135-852: The Royal Navy . The Drake class were enlarged and improved versions of the Cressy class designed by Sir William White , Chief Constructor of the Royal Navy, to counter the new French armoured cruiser Jeanne d'Arc . The ships had an overall length of 553 feet 6 inches (168.7 m), a beam of 71 feet 4 inches (21.7 m) and a deep draught of 26 feet 9 inches (8.2 m). They displaced 14,150 long tons (14,380 t) and proved to be good seaboats in service. Their crew consisted of 900 officers and other ranks . The ships were powered by two 4-cylinder triple-expansion steam engines , each driving one shaft, using steam provided by 43 Belleville boilers . The engines produced
150-547: The intervention into the Russian civil war M23 , M24 , M25 and M27 served in support of British and White Russian forces in the White Sea in May to September 1919. M22 was converted to a minelayer in 1920, whilst M23 became a drill ship , surviving until 1959. Drake-class cruiser The Drake class was a four-ship class of armoured cruisers built around 1900 for
165-430: The 9.2 inch guns of HMS M24 , M25 , M26 and M27 were removed for use as artillery. These were replaced by 7.5-inch guns . M24 and M25 received the spare guns reserved for the recently sunk pre-dreadnought battleship Triumph , M26 received one of Swiftsure ' s spare guns. M27 received 6-inch (M27) guns. M21 and M23 also had their 9.2-inch gun removed in 1917, receiving 7.5-inch guns from
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#1732844604824180-464: The build details and purchase cost of the members of the Drake class. Standard British practice at that time was for these costs to exclude armament and stores. The compilers of The Naval Annual revised costs quoted for British ships between the 1905 and 1906 editions. The reasons for the differences are unclear. The ships served in the First World War with only two surviving it. Good Hope
195-531: The decommissioned pre-dreadnought Swiftsure . The class used a mixture of propulsion methods. M21 and M22 were fitted with conventional triple-expansion steam engines, M24 was fitted with four-cylinder paraffin engines, and the remainder received Bolinder four-cylinder semi-diesel engines. Admiral Reginald Bacon , who had commanded several of the M15 class in the Dover Patrol , wrote about his experiences with
210-481: The same term This disambiguation page lists articles associated with the same title formed as a letter–number combination. If an internal link led you here, you may wish to change the link to point directly to the intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=M23&oldid=1237219597 " Categories : Letter–number combination disambiguation pages Road disambiguation pages Hidden categories: Short description
225-622: The ships of the patrol in 1919. While generally positive about the performance of the design, he noted that they had a tendency to roll , using a specific occasion with M25 as an example; M25 , M26 , M27 and M28 served in the Dover Patrol from 1915 to 1918. The remainder served in the Mediterranean from 1915, with M23 joining the Dover Patrol in June 1917 and M21 in October 1917. As part of
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