Portable Life Support System, Apollo, Cutaway


Display Status:

This object is on display in the Mary Baker Engen Restoration Hangar at the Steven F. Udvar-Hazy Center in Chantilly, VA.

Portable Life Support System, Apollo, Cutaway

Collection Item Summary:

This is a cutaway example of the lower part of the personal life support system (PLSS) developed by Hamilton Standard and worn by astronauts on the Moon. The upper portion was the Oxygen Purge System. The PLSS was used for water and air circulation, communications, and oxygen "scrubbing". The components in this example are color-coded to show the interior components and how they worked and connected to each other.

Transferred to the National Air and Space Museum from NASA in 1974.

Collection Item Long Description:

Data Source

National Air and Space Museum

Restrictions & Rights

Do not reproduce without permission from the Smithsonian Institution, National Air and Space Museum


Credit Line

Transferred from NASA - Johnson Space Center


Overall: Steel, aluminium, copper, rubber, plastic, pvc


3-D: 45.7 × 25.4 × 66cm, 25.1kg (1 ft. 6 in. × 10 in. × 2 ft. 2 in., 55.3lb.)

Country of Origin

United States of America



Inventory Number