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2,770 feet per second (844 m/s) [2] ... The BL 7.5-inch gun Mark VI [3] was the 45 calibre naval gun forming the main battery of Royal Navy Hawkins-class cruisers.
7.5-inch howitzer used on HMS Vindictive during the Zeebrugge Raid. The weapon was developed together with other similar devices early in 1917 and went into service in June 1917 in response to German unrestricted submarine warfare. It was mounted on merchant ships and patrol vessels. By 10 December that year, 377 were in service. [3]
2,765 to 2,840 feet per second (843 to 866 m/s) [1] ... The BL 7.5-inch Mk II–Mk V guns [note 1] were a variety of 50-calibre naval guns used by Britain in World ...
4-5 rpm: Muzzle velocity: 2,700 ft/s (820 m/s) [1] Effective firing range: 7.9 mi (12.7 km) at 15° [2] The BL 7.5-inch gun Mk I was a British 45-calibre, ...
The smallest-displacement engine of the 385 engine family, the 370 was introduced in 1977, replacing the 361 cu in (5.9 L) 360 Truck (FT) V8. Sharing its 3.59-inch stroke with the 429, the 370 was designed with a downsized 4.05-inch bore (shared with its predecessor and the 390 V8). For 1979, the engine was rebranded in metric, as 6.1 L. [2]
The Ordnance BL 5-inch howitzer was initially introduced to provide the Royal Field Artillery with continuing explosive shell capability following the decision to concentrate on shrapnel for field guns in the 1890s.
A fire hydrant marked as 3-inch. The inch (symbol: in or ″) is a unit of length in the British Imperial and the United States customary systems of measurement.It is equal to 1 / 36 yard or 1 / 12 of a foot.
The UK replacement for 5.5 inch was the FH-70 155 mm towed howitzer, in service as the L121. The last 5.5 rounds were fired in the UK in 1995. The last 5.5 rounds were fired in the UK in 1995. In use, the 5.5 was generally towed by the AEC Matador artillery tractor .