S-4
USA
Original archive entry. The text, images and links below are kept as they were written.
American pressure suit, operational 1955. The S-4 was a modified S-2 partial pressure suit, no anti-G, chest bladder incorporated for ease of breathing.
Also incorporated abdominal bladder for individuals who experienced abdominal difficulties, e.g. weak inguinal rings.
Related
- Family
- Space Suits
- Country
- USA
- Agency
- David Clark
- Bibliography
- 487