Krab (Krab Class)
 |
| Laid down | 1910 |
| Launched | 19th August 1912 |
| Completed | N/A |
| Commissioned | 25th June 1915 |
| Fate | Scuttled: 26th April 1919 at Sevastopol |
| Builders | Naval Shipyard, St. Petersburg Russia |
| Complement | 53 |
| Maximum depth | 165' |
| Dimensions | |
|---|---|
| Displacement | 560 tons surfaced 740 tons dived |
| Dimensions | 170' 3" x 13' 7" |
| Draught | 12' 8" |
| Armament | |
| Torpedo tubes | 2 x 17.9 bow 2 x Drzewiecki drop collars |
| Torpedoes | N/A |
| Guns | 1 x 57mm 2 x machine guns |
| Other weapons | Mines: 60 |
| Countermeasures | None |
| Electronics Fit | |
| Radar | None |
| Sonar | None |
| ECM | None |
| Other | N/A |
| Machinery | |
| Engines | 4 x petrol engines 2 x electric motors |
| Battery capacity | N/A |
| Power output | 1200bhp petrol 560hp electric motors |
| Speed | 11kts surfaced 7.5kts dived |
| Shafts | 2 |
| Range | 1900NM @ 8kts surfaced 82NM @ 4.1kts submerged |
| Fuel | N/A |
