Type 89 torpedo
The Type 89 torpedo (development name G-RX2) is a Japanese submarine-launched homing torpedo produced by Mitsubishi Heavy Industries. Together with the Harpoon, it replaced the unguided Type 72. Development was done by the Technical Research and Development Institute, a department of the Ministry of Defense, and began in 1970, with the design completed by 1984.
Type 89 torpedo
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- Name
- Torpedo Type 89
- Field
- torpedo
- Region
- Japan
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wikidata · Q846080 · wikipedia · Type 89 torpedo
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Overview
Overview
After being formally approved in 1989 and named "Type 89", it entered service and is currently carried aboard the, and submarine-class submarines. It was also carried by the and -class submarines before they were retired from active service in 2006 and 2017 respectively. It is a wire-guided torpedo that features both active and passive homing modes. Compared to Mk-48 (ADCAP) torpedo, it is slightly longer (6.25 m to 5.79 m) and heavier (1,760 kg to 1,676 kg), but has a smaller warhead (267 kg to 295 kg). The successor to the Type 89 torpedo was developed under the development name "G-RX6" and officially named Type 18 (ja) in 2018. The is equipped with a number of Type 18 torpedoes.
Key facts
Key facts
• Is Missile — no • Name — Torpedo Type 89 • Origin — Japan • Type — Heavyweight ASuW torpedo • Used By — Japan • Manufacturer — Mitsubishi Heavy Industries • Service — 1989 • Engine — swash-plate piston engine • Propellant — Otto fuel II • Speed — 55 kn maximum possibly 70 kn • Vehicle Range — at 40 kn, at 55 kn • Guidance — wire-guided with both active and passive homing modes • Launch Platform — submarine
Specifications
Specifications
• Length: • Weight: • Diameter: • Warhead: • Speed: 55 kn maximum possibly 70 kn • Range: at 40 kn, at 55 kn. • Operating depth: 900 m
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- Japan
Named but not plotted · 1
Type 89 torpedo is associated with Japan.
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Part of the biographical narrative on this page reuses licensed material. Its origin, revision and licence are recorded here.
The biographical narrative on this page is based on the Wikipedia article Type 89 torpedo, revision 1342716940 (EN edition), by its contributors. VALÉORINE has edited that text and built its own documentary record around it. The reused material is available under CC BY-SA 4.0, and this page's reuse of it is offered under the same licence. Everything else on this page — the chronology, the holdings, the evidence, the plates and the connections — is VALÉORINE's own record. Sources and licences.
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Cited by Wikipedia
Notes from the source article
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Bibliography printed in the source article · 3
- Jane's Underwater Warfare Systems 2006-2007.
- Friedman, Norman. The Naval Institute Guide to World Naval Weapons Systems 1991/1992. Naval Institute Press. 1991. 0-87021-288-5.
- Jane's Information Group. Jane's Underwater Warfare Systems 1997-1998. 1997. 0-7106-1561-2.
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The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 14 August 2026.
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