28 cm RK L/22
< 28 cm RK L
| 28 cm Ring Kanone L/22 | |
|---|---|
Early (279 mm) version of the 28 cm K L/22 | |
| Type | |
| Place of origin | Kingdom of Prussia |
| Service history | |
| Used by | |
| Production history | |
| Designer | Krupp |
| Designed | 1867-1876 |
| Manufacturer | Krupp |
| Produced | 1870 |
| Specifications | |
| Mass | 27,500 kg |
| Length | 6.10 m (L/22) |
| Caliber | 283 mm |
| Breech | horizontal sliding wedge |
| Muzzle velocity | 494 m/s. |
| Effective firing range | 6,000 m. |
| Maximum firing range | 9,000 m. |
The 28 cm RK L/22 was a 28 cm caliber Krupp Ring Kanone (built-up gun) used for coastal defence. It was a rifled breech loader with a Krupp cylindroprismatic sliding breech. For some time it was the heaviest German naval gun.