SK-1 is an initialism of "Skafandr Kosmicheskiy" # 1 (Скафандр Космический = "diving suit for space") is a

spacesuit A space suit or spacesuit is a garment worn to keep a human alive in the harsh environment of outer space, vacuum and temperature extremes. Space suits are often worn inside spacecraft as a safety precaution in case of loss of cabin pressure, ...

that was developed specially for

Yuri Gagarin Yuri Alekseyevich Gagarin; Gagarin's first name is sometimes transliterated as ''Yuriy'', ''Youri'', or ''Yury''. (9 March 1934 – 27 March 1968) was a Soviet pilot and cosmonaut who became the first human to journey into outer space. Tr ...

. As such, it is the first spacesuit ever used. After his successful flight on the

Vostok 1 Vostok 1 (russian: link=no, Восток, ''East'' or '' Orient'' 1) was the first spaceflight of the Vostok programme and the first human orbital spaceflight in history. The Vostok 3KA space capsule was launched from Baikonur Cosmodrome on Apr ...

spacecraft A spacecraft is a vehicle or machine designed to fly in outer space. A type of artificial satellite, spacecraft are used for a variety of purposes, including communications, Earth observation, meteorology, navigation, space colonization, p ...

, spacesuits of the SK series were used for space flights of other cosmonauts on

Vostok spacecraft Vostok (russian: Восток, translated as "East") was a class of single-pilot crewed spacecraft built by the Soviet Union. The first human spaceflight was accomplished with Vostok 1 on April 12, 1961, by Soviet cosmonaut Yuri Gagarin. The ...

, in which the cosmonauts would eject and land separately from module. The SK-1 was used from 1961-1963.

SK-2 (CK-2)

Almost exactly the same as the SK-1 but designed for a woman, it was on June 16 through 19th in 1963 on

Vostok 6 Vostok 6 (russian: Восток-6, ''Orient 6'' or ''East 6'') was the first human spaceflight to carry a woman, cosmonaut Valentina Tereshkova, into space. Mission The spacecraft was launched on 16 June 1963. While Vostok 5 had been delayed by t ...

Specifications

Allowed ejections up to . *Name: SK-1/SK-2 Spacesuit *Manufacturer:

NPP Zvezda JSC Research & Development Production Enterprise Zvezda, or R&D PE Zvezda (russian: Научно-производственное предприятие "Звезда", НПП Звезда, Nauchno-Proizvodstvennoye Predpriyatiye "Zvezda", NPP ...

*Missions: Vostok 1 to Vostok 6 *Function: Intra-vehicular activity (IVA) and Ejection *Operating Pressure: *Suit Weight: *Primary Life Support: Vehicle Provided

References

Astronautix Sokol SK-1

External links

Vita Germetika : A Brief History of Creating and Development of Soviet-Russian space suits
- in Russian
Memorial Museum of Cosmonautics in Moscow SK-1 Suit Picture (34 & 35)
{{space suit Soviet and Russian spacesuits