M-class minelayer

The M-class minelayers were a class of eight (nine planned) small controlled minelayers commissioned into the Royal Navy between 1939 and 1943.^[1]

HMS Steady, former Miner VII
Class overview
Name	M class
Operators	Royal Navy
Preceded by	Linnet class
Succeeded by	Abdiel class
Built	1939–1943
In commission	1939–1980
Planned	9
Completed	8
Retired	8
General characteristics
Type	Controlled minelayer
Displacement	364 tons standard
Length	110 ft 3 in (33.60 m) (p/p)
Beam	26 ft 6 in (8.08 m)
Draught	8 ft 0 in (2.44 m)
Propulsion	Triple expansion engine 2 shaft 720 hp (540 kW)
Speed	10 knots (19 km/h; 12 mph)
Complement	32

Ships

Name	Builder	Launched	Fate	Notes
Miner I	Philip and Son	1939
Miner II	Philip and Son	1939
Miner III	Philip and Son	1939
Miner IV	Philip and Son	1940
Miner V	Philip and Son	1940	Sunk as target on 6 June 1970	[2]
Miner VI	Philip and Son	1942
M7	Singapore Dockyard	-	Seized in Singapore by Japanese forces before completed	[1]
Miner VII	Philip and Son	1944
Miner VIII	Philip and Son	1943	Broken up in 1980	[3]