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NASA 3D Models: Mark III Spacesuit

Published by National Aeronautics and Space Administration | National Aeronautics and Space Administration | Metadata Last Checked: April 20, 2026 | Last Modified: 2025-03-31
Both the JSC Mark III and the ARC AX-5 suit have been designed to operate at a pressure of 8.3 psi. Current space shuttle spacesuits operate at 4.3 psi and require a time-consuming pre-breathing operation prior to the beginning of any spacewalk. Polygons: 34892 Vertices: 35222

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