Shuttle Ejection Escape Suit

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Shuttle Ejection Escape Suit

The Shuttle Ejection Escape Suit used from STS-1 (1981) to STS-4 (1982) by a two-man crew used in conjunction with the then-installed ejection seats. It allowed ejections up to Mach 2.7 and 24.4 km (80,000 ft).The suit was manufactured by the David Clark Company of Worcester, Massachusetts. Both the ejection suits and ejection seats were removed after the shuttle became certified.


  • Name: Shuttle Ejection Escape Suit[1]
  • Derived from: USAF Model S1030[1]
  • Manufacturer: David Clark Company[1]
  • Missions: STS-1 to STS-4
  • Function: Intra-vehicular activity (IVA) and Ejection[1]
  • Operating Pressure: 2.7 psi (18.6 kPa)[1]
  • Suit Weight: 40 lb (18 kg)[1]
  • Primary Life Support: Vehicle Provided[1]
  • Backup Life Support: Vehicle Provided[1]



  1. ^ a b c d e f g h Kenneth S. Thomas & Harold J. McMann (2006). US Spacesuits. Chichester, UK: Praxis Publishing Ltd. p. 374. ISBN 0-387-27919-9.