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SK-1 is an initialism of "Skafandr Kosmicheskiy" # 1 (Скафандр Космический = "spacesuit" or "diving suit for space") is a spacesuit that was developed specially for Yuri Gagarin. As such, it is the first spacesuit ever used. After his successful flight on the Vostok 1 spacecraft, spacesuits of the SK series were used for space flights of other cosmonauts on Vostok spacecraft, in which the cosmonauts would eject and land separately from module.
The SK-1 was used from 1961-1963.[not verified in body]
Allowed ejections up to 8 km (26,000 ft).
Name: SK-1/SK-2 Spacesuit
Manufacturer: NPP Zvezda
Missions: Vostok 1 to Vostok 6
Operating Pressure: 3.9 psi (270 hPa) to 4.4 psi (300 hPa)
Suit Weight: 44 lb (20 kg)
Primary Life Support: Vehicle Provided
- Vita Germetika : A Brief History of Creating and Development of Soviet-Russian space suits - in Russian
- Museum of NPP Zvezda : photo of SK#1 space suit
- Memorial Museum of Astronautics in Moscow SK-1 Suit Picture (34 & 35)
- Zvezda History(Russian) Eng
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