28 cm SK C/28 naval gun

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28 cm SK C/28
Bundesarchiv Bild 183-2008-0421-500, Panzerschiff "Deutschland", Adolf Hitler.jpg
Adolf Hitler and other senior German staff below the aft guns of Deutschland in April 1934
Type Naval gun
Place of origin Weimar Republic
Service history
In service 1930-1945
Used by Reichsmarine
Kriegsmarine
Wars World War II
Production history
Designed 1928
Specifications
Weight 48.2 tonnes (47.4 long tons)
Length 14.815 m (48 ft 7.3 in)

Caliber 28.3 cm (11.1 in)
Elevation -10° to +40°[1]
Rate of fire 2.5 RPM
Muzzle velocity 910 m/s (3,000 ft/s)
Maximum firing range 36.475 km (19.695 nmi) at 40°

The German 28 cm C/28[Note 1] was a 283 mm 52-caliber built-up gun designed in 1928 and used on the Deutschland class pocket battleships.

History

Characteristics

Characteristics of SK C/28 and the later SK C/34 283 mm shells are in the table below:

Gun type Shell type Length(calibers) Total weight
SK C/28 Armor-piercing 3.7 300 kg (660 lb)
Semi-armor-piercing 4.2 300 kg (660 lb)
Igniting 4.2 300 kg (660 lb)
SK C/34 Armor-piercing 4.4 336 kg (741 lb)
Semi-armorpiercing 4.4 316 kg (697 lb)
Igniting 4.5 315 kg (694 lb)

Performance of the SK C/28 at different ranges, firing a 300 kg armour-piercing projectile :[2]

Distance 5,000 m (5,500 yd) 10,000 m (11,000 yd) 15,000 m (16,000 yd) 20,000 m (22,000 yd) 25,000 m (27,000 yd) 30,000 m (33,000 yd) 35,000 m (38,000 yd) 36,475 m (39,890 yd)
Shooting angle[deg] 1.9 4.5 8.0 12.5 18.6 26.3 36.4 40.0
Shell hitting angle[deg] 2.4 6.0 11.8 21.4 34.2 46.4 56.0 -
Shell velocity at target 752 m/s (2,470 ft/s) 611 m/s (2,000 ft/s) 493 m/s (1,620 ft/s) 407 m/s (1,340 ft/s) 360 m/s (1,200 ft/s) 353 m/s (1,160 ft/s) ? -

Landkreuzer P. 1000 Ratte

A modified version of the 28 cm SK C/28 gun turret was supposed to be the main armament of the German Landkreuzer P. 1000 Ratte, a super-heavy tank design that was never built. The modification consisted of the removal of one of the guns as well as its loading mechanism.

See also

Footnotes

Notes
  1. ^ SK - Schnelladekanone (quick loading cannon); C - Construktionsjahr (year of design)
Citations
  1. ^ Campbell, Naval Weapons of WWII, p.232.
  2. ^ Tony diGiulian, http://www.navweaps.com/Weapons/WNGER_11-52_skc28.htm

External links

  • DiGiulian, Tony (13 October 2006). "German 28 cm/52 (11") SK C/28". Navweaps.com. Archived from the original on 23 March 2009. Retrieved 29 March 2009.
  • Campbell, John (1985). Naval Weapons of World War Two. Naval Institute Press. ISBN 0-87021-459-4.
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