HMS Inconstant (H49)
| Inconstant in 1941 | |
| History | |
|---|---|
| United Kingdom | |
| Name | Inconstant | 
| Builder | Vickers-Armstrongs | 
| Laid down | 24 May 1939, as Muavenet | 
| Launched | 24 February 1941 | 
| Commissioned | 24 January 1942 | 
| Decommissioned | 1946 | 
| Identification | Pennant number: H49 | 
| Fate | Returned to Turkey, 9 March 1946 | 
| Turkey | |
| Name | Muavenet | 
| Acquired | 9 March 1946 | 
| Fate | Scrapped, 1960 | 
| General characteristics (as built) | |
| Class & type | I-class destroyer | 
| Displacement | |
| Length | 323 ft (98.5 m) (o/a) | 
| Beam | 33 ft (10.1 m) | 
| Draught | 12 ft 6 in (3.8 m) | 
| Installed power | 
 | 
| Propulsion | 2 shafts, 2 geared steam turbines | 
| Speed | 35.5 knots (65.7 km/h; 40.9 mph) | 
| Range | 5,500 nmi (10,200 km; 6,300 mi) at 15 knots (28 km/h; 17 mph) | 
| Complement | 145 | 
| Sensors & processing systems | 
 | 
| Armament | 
 | 
| Service record | |
| Operations: | Operation Ironclad (1942) | 
| Victories: | Sank U-409 and U-767 | 
HMS Inconstant was an I-class destroyer built for the Turkish Navy, but was purchased by the Royal Navy in 1939.