River-class minesweeper

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HMS Humber at South Shields in 1993
Class overview
Name	River class
Builders	Richards Dry Dock and Engineering Limited
Operators	Royal Navy  Brazilian Navy  Bangladesh Navy Guyana Coast Guard
Preceded by	Ton class
Cost	£4.6 million each
In commission	1984–2001
Completed	12
General characteristics
Type	Minesweeper
Displacement	850 long tons (864 t) standard 890 long tons (904 t) full
Length	47 m (154 ft 2 in)
Beam	10.5 m (34 ft 5 in)
Draught	3.1 m (10 ft 2 in)
Propulsion	2 shafts, Ruston 6RKC diesels, 3,040 bhp (2,267 kW)
Speed	14 knots (26 km/h; 16 mph)
Complement	5 officers and 23 ratings (accommodation for 36: 7 officers and 29 ratings)
Armament	1 × Bofors 40 mm gun Mark 3 2 × 7.62 mm L7 GPMGs

The River class was a class of minesweeper built for the British Royal Navy in the 1980s, designated Fleet Minesweepers (MSF^[1]). Operated mainly by the Royal Naval Reserve they were taken out of service in 1990s and sold to foreign navies.