KAO M1902 naval gun (Heimojenmaa)
Revision as of 19:10, 9 February 2018 by Rundrewrun (talk | contribs) (Created page with "{{Infobox weapon |is_artillery=yes |is_explosive= yes |is_ranged=yes | image= HMSDreadnought gunsLOCBain17494.jpg | image_size = 300 |caption=On {{HMS|Dreadnought|1906|6}} |na...")
| BL 12 inch gun Mk X | |
|---|---|
 On Template:HMS | |
| Type | Naval gun |
| Place of origin | United Kingdom |
| Service history | |
| In service | 1906 - 1923 |
| Wars | World War I |
| Production history | |
| Designer | Vickers |
| Manufacturer | Vickers |
| Specifications | |
| Weight | 57 tons barrel & breech[1] |
| Barrel length | 45 feet (13.72 m) bore (45 cal) |
|
| |
| Shell | 850 pounds (385.6 kg) Lyddite, Armour-piercing, Shrapnel[2] |
| Caliber | 12 inches (304.8 mm) |
| Breech | Welin interrupted screw |
| Muzzle velocity | 2,700 ft/s (823 m/s)[3] |
| Maximum firing range | 22,860 m (25,000 yd)[4] |
- ↑ http://navalhistory.flixco.info/H/76624x53535/8330/a0.htm
- ↑ 850 lb shells : Treatise on Ammunition, 1915
- ↑ 2700 ft/second : As quoted in "Range Tables for His Majesty's Fleet, 1910. February, 1911"; with 260 lb cordite MD size 45 propellant : Treatise on Ammunition, 1915
- ↑ 22,860 metres quoted at : http://navalhistory.flixco.info/H/76624x53535/8330/a0.htm This is understood to be the maximum possible range at 45° elevation, which was possible for siege mountings on land but not for naval mounts
