Japanese submarine chaser Cha-42

Cha-42 or No. 42 (Japanese: 第四十二號驅潜特務艇) was a No.1-class submarine chaser of the Imperial Japanese Navy that served during World War II.

History
Empire of Japan
NameCha-42
Laid down10 July 1942
Launched7 June 1943
Completed27 August 1943
Commissioned27 August 1943
Stricken3 May 1947
HomeportSasebo
FateTorpedoed and sunk by USS Hardhead, 23 June 1945
General characteristics
Class and typeNo.1-class submarine chaser
Displacement130 long tons (132 t) standard[1]
Length29.20 m (95 ft 10 in) overall
Beam5.65 m (18 ft 6 in)
Draught1.97 m (6 ft 6 in)
Propulsion
  • 1 × intermediate diesel
  • shingle shaft, 400 bhp (300 kW)
Speed11.0 knots (20.4 km/h; 12.7 mph)
Range1,000 nmi (1,900 km; 1,200 mi) at 10.0 kn (18.5 km/h; 11.5 mph)
Complement32
Sensors and
processing systems
  • 1 × dunking hydrophone
  • 1 × simple sonar
Armament
  • 1 × 7.7 mm machine gun
  • 22 × depth charges
  • From mid 1943, the 7.7 mm machine gun was replaced with a 13.2 mm machine gun

History

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She was laid down on 10 July 1942 and launched on 7 June 1943.[2] On 27 August 1943, she was completed, commissioned, and assigned to the Sasebo Defense Force, Sasebo Naval District.[2] On 15 October 1943, she was reassigned to the 31st Guard Unit Unit, Manila.[2] On 20 February 1945, she was reassigned to the 21st Special Base Force, Surabaya, Java.[2]

On 23 June 1945, she was attacked and sunk by a torpedo from the American submarine USS Hardhead southeast of the Masalembu Islands at 05°44′S 114°16′E / 5.733°S 114.267°E / -5.733; 114.267.[2][3] She was removed from the Navy List on 3 May 1947.[2]

References

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  1. ^ Toda, Gengoro S. (21 September 2019). "驅潜特務艇 (Cha - Stats)". Imperial Japanese Navy - Tokusetsukansen (in Japanese).
  2. ^ a b c d e f Toda, Gengoro S. "第四十二號驅潜特務艇の艦歴 (No. 42 submarine chaser - Ship History)". Imperial Japanese Navy -Tokusetsu Kansen (in Japanese).
  3. ^ "Hardhead (SS-365)". uboat.net. Retrieved 22 June 2020.