History
United Kingdom
Name	HMS Downham
Builder	J. Samuel White
Launched	1 September 1955
Completed	27 March 1956
Fate	Sold 1982
General characteristics
Class and type	Ham class minesweeper
Type	Minesweeper
Displacement	120 long tons (122 t) standard 164 long tons (167 t) full load
Length	100 ft (30 m) p/p 106 ft 6 in (32.46 m) o/a
Beam	21 ft 4 in (6.50 m)
Draught	5 ft 6 in (1.68 m)
Propulsion	2 shaft Paxman 12YHAXM diesels 1,100 bhp (820 kW)
Speed	14 knots (16 mph; 26 km/h)
Complement	2 officers, 13 ratings
Armament	1 × Bofors 40 mm L/60 gun or Oerlikon 20 mm cannon
Notes	Pennant number(s): M2622 / IMS24

HMS Downham was one of 93 ships of the Ham-class of inshore minesweepers. Their names were all chosen from villages ending in -ham.

References

• Blackman, R.V.B. ed. Jane's Fighting Ships (1953)