HMS Plym (K271)

HMS Plym (K271) was a River-class frigate that served in the Royal Navy between 1943 and 1952. The ship was destroyed in the United Kingdom's first nuclear weapon test, Operation Hurricane in 1952.

For other ships with the same name, see HMS Plym.

HMS Plym underway on 12 May 1943
History
United Kingdom
NamePlym
NamesakeRiver Plym
BuilderSmiths Dock Co., South Bank-on-Tees
Laid down1 August 1942
Launched4 February 1943
Commissioned16 May 1943
Decommissioned1952
IdentificationPennant number: K271
FateDestroyed on 3 October 1952 in the Operation Hurricane nuclear bomb test in the Montebello Islands, Western Australia.
General characteristics
Class and typeRiver-class frigate
Displacement
  • 1,370 long tons (1,390 t)
  • 1,830 long tons (1,860 t) (deep load)
Length
  • 283 ft (86.26 m) p/p
  • 301.25 ft (91.82 m)o/a
Beam36.5 ft (11.13 m)
Draught9 ft (2.74 m); 13 ft (3.96 m) (deep load)
Propulsion2 × Admiralty 3-drum boilers, 2 shafts, reciprocating vertical triple expansion, 5,500 ihp (4,100 kW)
Speed20 knots (37 km/h; 23 mph)
Range7,500 nautical miles (13,890 km) at 15 knots (27.8 km/h)
Endurance646 long tons (656 t) oil fuel
Complement140
Armament
  • 2 × QF 4 in (102 mm)/40 Mk.XIX, single mounts CP Mk.XXIII
  • up to 10 × QF 20 mm Oerlikon A/A on twin mounts Mk.V and single mounts Mk.III
  • 1 × Hedgehog 24 spigot A/S projector
  • up to 150 depth charges
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