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![]() 8.8 cm/75 Twin Mount on Köln
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Designation | 8.8 cm/75 (3.46") SK C/25 |
Ship Class Used On | Königsberg Class |
Date Of Design | 1925 |
Date In Service | 1929 |
Gun Weight | 13,184 lbs. (5,980 kg) (including breech mechanism) |
Gun Length oa | 260.8 in. (6.625 m) |
Bore Length | 249.6 in (6.340 m) |
Rifling Length | N/A |
Grooves | N/A |
Lands | N/A |
Twist | N/A |
Chamber Volume | N/A |
Rate Of Fire | about 15 rounds per minute |
Type | Fixed |
Weight of Complete Round | HE - 49.6 lbs. (22.5 kg) |
Projectile Types and Weights | HE - 19.8 lbs. (9.0 kg) |
Bursting Charge | N/A |
Projectile Length | 15.2 in (38.55 cm) |
Propellant Charge | N/A
Cartridge - 29.8 lbs. (13.5 kg) |
Muzzle Velocity | HE - 3,478 fps (1,060 mps) |
Working Pressure | 19.7 tons/in2 (3,100 kg/cm2) |
Approximate Barrel Life | 600 rounds |
Ammunition stowage per gun | about 400 rounds |
Elevation | With 19.8 lbs. (9.0 kg) Shell |
Range @ 45 degrees | 19,250 yards (17,600 m) |
AA Ceiling @ 80 degrees | 44,780 feet (13,650 m) |
Designation | Twin Mounts
Königsberg (3): Dop. L. C/25 |
Weight | 63,823 lbs. (28,950 kg) |
Elevation | -10 / +85 degrees |
Elevation Rate | 10 degrees per second |
Train
(see Note) |
360 degrees |
Train Rate | 10 degrees per second |
Gun recoil | N/A |
Note: These mountings could make one complete revolution in either direction from the mid (fore and aft) position for a total of 720 degrees of train. Firing arc was about -150 / +150 degrees. |
11 February 2007 - Benchmark
22 May 2012 - Updated to latest template