--- title: "Kamov Ka-25 — OnlyPlanes" description: "The Ka-25 was an early Kamov coaxial shipboard anti-submarine helicopter and predecessor to the Ka-27." canonical_url: "https://onlyplanes.ru/en/military-aviation/military-helicopters/kamov-ka-25" locale: en meta: keywords: "aviation, aircraft, airlines, airports, flight" "og:description": "The Ka-25 was an early Kamov coaxial shipboard anti-submarine helicopter and predecessor to the Ka-27." "og:image": "https://onlyplanes.ru/images/military-aviation/models/25-0111.webp" "og:title": "Kamov Ka-25 — OnlyPlanes" --- > Index of every page on this site: [llms.txt](https://onlyplanes.ru/llms.txt) Military helicopters / Ка-25 # Kamov Ka-25 The Ka-25 was an early Kamov coaxial shipboard anti-submarine helicopter and predecessor to the Ka-27. ![Kamov Ka-25 aircraft photograph](https://onlyplanes.ru/images/military-aviation/models/25-0111.webp) Development ## History The Ka-25 was the first purpose-built shipboard anti-submarine helicopter produced by Kamov's Soviet design school. It had two coaxial main rotors and no conventional tail rotor, an arrangement helpful on a restricted ship deck. Compared with the earlier Ka-15, it could carry a more substantial system for finding underwater targets. The Navy's mission shaped its form, crew work, and use of interior space. Ka-25 development began around the turn of the 1960s. The helicopter was part of a broader expansion of shipborne anti-submarine aviation. After testing, aircraft operated from ships, including purpose-built helicopter cruisers. Aviation increased the search area around a naval group, but required a full support structure of deck crews, stowage, fuel, and maintenance. The anti-submarine Ka-25PL used sensors to investigate the sea. Crews had to combine their own observations with ship information and the conditions of the search area. A submarine does not become automatically visible when a helicopter takes off. Results depend on time, underwater acoustics, and data quality. The aircraft's main advantage was working beyond a ship's immediate field of observation. The family also had other roles. The Ka-25PS was intended for rescue, while the Ka-25Ts supported information relay and targeting. Their equipment fits differed. Not every Ka-25 should be described as an anti-submarine aircraft with identical sensors. Similar-looking helicopters could have different workstations and assignments. Shipboard service imposed special demands on landing aboard a moving vessel, resisting a marine environment, and maintaining launch readiness. Compact size helped, but also limited fuel and equipment mass. The need for a more capable search system eventually led to the Ka-27. That succession does not make the Ka-25 an irrelevant copy. In its own period, it considerably expanded naval capability. The Ka-25 remains historically important as an example of a helicopter and ship working as one search system. Its strengths and limits make sense in the context of 1960s technology. A precise account of a specific airframe should identify variant, operator, and service period. That prevents anti-submarine, rescue, and targeting versions from being merged into one imaginary configuration. ```json {"@context":"https://schema.org","@graph":[{"@id":"https://onlyplanes.ru/en#website","@type":"WebSite","description":"News, stories and rare images from the world of aviation","inLanguage":"en-GB","name":"OnlyPlanes","url":"https://onlyplanes.ru/en","publisher":{"@id":"https://onlyplanes.ru/en#identity"},"translationOfWork":{"@id":"https://onlyplanes.ru/en#website"}},{"@id":"https://onlyplanes.ru/en/military-aviation/military-helicopters/kamov-ka-25#webpage","@type":"WebPage","description":"The Ka-25 was an early Kamov coaxial shipboard anti-submarine helicopter and predecessor to the Ka-27.","name":"Kamov Ka-25 | OnlyPlanes","url":"https://onlyplanes.ru/en/military-aviation/military-helicopters/kamov-ka-25","isPartOf":{"@id":"https://onlyplanes.ru/en#website"},"potentialAction":[{"@type":"ReadAction","target":["https://onlyplanes.ru/en/military-aviation/military-helicopters/kamov-ka-25"]}],"primaryImageOfPage":{"@id":"https://onlyplanes.ru/en#logo"}},{"@id":"https://onlyplanes.ru/en#identity","@type":"Organization","name":"OnlyPlanes","url":"https://onlyplanes.ru/en","logo":{"@id":"https://onlyplanes.ru/en#logo"},"sameAs":["https://t.me/legkoenebo"]},{"@id":"https://onlyplanes.ru/en/military-aviation/military-helicopters/kamov-ka-25#article","@type":"Article","description":"The Ka-25 was an early Kamov coaxial shipboard anti-submarine helicopter and predecessor to the Ka-27.","headline":"Kamov Ka-25","inLanguage":"en-GB","thumbnailUrl":"https://onlyplanes.ru/images/military-aviation/models/25-0111.webp","author":{"@id":"https://onlyplanes.ru/en#identity"},"image":{"@id":"https://onlyplanes.ru/en#/schema/image/1"},"isPartOf":{"@id":"https://onlyplanes.ru/en/military-aviation/military-helicopters/kamov-ka-25#webpage"},"mainEntityOfPage":{"@id":"https://onlyplanes.ru/en/military-aviation/military-helicopters/kamov-ka-25#webpage"},"publisher":{"@id":"https://onlyplanes.ru/en#identity"}},{"@id":"https://onlyplanes.ru/en#logo","@type":"ImageObject","caption":"OnlyPlanes","contentUrl":"https://onlyplanes.ru/search-logo.png","inLanguage":"en-GB","url":"https://onlyplanes.ru/search-logo.png"},{"@id":"https://onlyplanes.ru/en#/schema/image/1","@type":"ImageObject","contentUrl":"https://onlyplanes.ru/images/military-aviation/models/25-0111.webp","inLanguage":"en-GB","url":"https://onlyplanes.ru/images/military-aviation/models/25-0111.webp"}]} ``` ## Sitemap See the full [sitemap](https://onlyplanes.ru/sitemap.md) for all pages.