HMS Plym (K271), was a River-class anti-submarine
frigate built for the
Royal Navy at
Smiths Dock[?],
Middlesborough[?],
England.
She was
launched on
February 4,
1943, and
commissioned on
May 16,
1943. The ship was named after the
River Plym in
Devon, England.
She was deliberately destroyed when the first British nuclear weapon, a 25 kiloton bomb, was detonated inside her hull on October 3, 1952 in the Monte Bello Islands, Australia. The test was called Operation Hurricane[?].
- Displacement: 1370 tons
- Length: 301.5 feet
- Beam: 36.5 feet
- Draft: 14 feet
- Complement: 140
- Armament: Two 4 inch guns, ten 20mm anti-aircraft guns, Hedgehog depth charge mortar, Depth charge launchers
- Propulsion: Twin screws, oil fired three drum boilers driving reciprocating steams engine, 5500 HP
- Speed: 20 knots maximum