Helmet, Grissom, G3-C, GT-3


Display Status:

This object is not on display at the National Air and Space Museum. It is either on loan or in storage.

Collection Item Summary:

This helmet was worn by astronaut Virgil I. "Gus" Grissom during his Gemini 3 flight in March 1965.

The helmet was constructed of fiberglass and epoxy resin and was molded to fit directly into the neck bearing disconnect. A Plexiglas visor, capable of being raised for access, was attached with pivots, and when lowered into pressure sealing position, it locked in place with a latch. Communication devices with suede-covered ear pads were incorporated into the helmet.

Transferred from NASA, Manned Spacecraft Center to the National Air and Space Museum in 1968.

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


  • Shell: High impact plastic, rubber
  • Visor: Polycarbonate
  • Fittings: Aluminum, steel, polyester, nylon, Velcro


3-D: 29.2 x 27.9 x 30.5cm (11 1/2 x 11 x 12 in.)

Country of Origin

United States of America



Inventory Number