NAVYPEDIA

Photo

sister-ship Sultanhissar 1946

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
Inconstant (ex-Muavenet)	H49		Vickers-Armstrong, Barrow	5/1939	24.2.1941	1/1942	to Turkey 3.1946 (Muavenet)
Ithuriel (ex-Gayret)	H05		Vickers-Armstrong, Barrow	5/1939	15.2.1940	3/1942	CTL 28.11.1942

Technical data

Max speed, kts, kn	35.5
Displacement standard, t	1370
Displacement full, t	1890 (later 2080)
Length, m	95.1 pp 98.5 oa
Breadth, m	10.2
Draught, m	3.78 (later 3.96)
No of shafts	2
Machinery	2 sets Parsons geared steam turbines, 3 Admiralty 3-drum boilers
Power, h. p.	34000
Fuel, t	oil 443
Endurance, nm(kts)	5500(15)
Armament	4 x 1 - 120/45 QF Mk IX, 2 x 4 - 12.7/62, 2 x 4 - 533 TT, 2 DCT, 1 DCR (20 DC)
Electronic equipment	presumably type 271, type 286M/P radars, type 124 sonar
Complement	145

Graphics

Project history

Four destroyers have been ordered by Turkey in 1939 to Vickers-Armstrong and Denny as "I" class ships built for the RN, but with quadruple TTs. Fire control system was similar to accepted on Brazilian "Н" class. British Government has redeemed two destroyers. Two more, built by Denny, were commissioned by Turkish Navy in 1942

Modernizations

early 1942, both: - 2 x 4 - 12.7/62, 1 x 4 - 533 TT; + 1 x 1 - 76/45 QF Mk I/II/III/IV, 4 x 1 - 20/70 Oerlikon Mk II/IV

early 1943, Inconstant: - 1 x 1 - 120/45, 1 x 1 - 76/45; + 2 DCT (70 DC)

1943 - 1944, Inconstant: presumably - type 286M/P radar; + type 291 radar

mid-1943, Inconstant: - 2 x 1 - 20/70; + 2 x 2 - 20/70 Oerlikon Mk II/IV

early 1944, Inconstant: - 1 x 1 - 120/45, type 124 sonar; + 2 x 1 - 57/40 6pdr Hotchkiss Mk I, 1 x 24 - 178 Hedgehog ASWRL, type 144 sonar

1/1946, Inconstant: 2 x 1 - 120/45 CP Mk XVIII, 2 x 1 - 57/40 Mk VI, 2 x 2 - 20/70 Mk V, 2 x 1 - 20/70 Mk III, 1 x 4 - 533 TT, 1 x 24 - 178 Hedgehog AWSRL, 4 DCT, 1 DCR (70), type 271, type 291 radars, type 144 sonar

Naval service

Ithuriel was damaged by German He 111 bombers off Cape Bon 27-28.11.1942 and never repaired.

Sultanhissar 1946