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SK-1 spacesuit
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<p>SK-1 is an initialism of "Skafandr Kosmicheskiy" # 1 (Скафандр Космический = "diving suit for space") is a <a href="/facts/Spacesuit/dtqNGHUP">spacesuit</a> that was developed specially for <a href="/facts/Yuri_Gagarin/ucwoarjc">Yuri Gagarin</a>. As such, it is the first spacesuit ever used. After his successful flight on the <a href="/facts/Vostok_1/447q95TW">Vostok 1</a> <a href="/facts/Spacecraft/YQqQaUw0">spacecraft</a>, spacesuits of the SK series were used for space flights of other cosmonauts on <a href="/facts/Vostok_spacecraft/B25aaVjV">Vostok spacecraft</a>, in which the cosmonauts would eject and land separately from module. </p><p>The SK-1 was used from 1961-1963.[<i>not verified in body</i>] </p>