Hatch Cover, Apollo 4


Display Status:

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

Hatch Cover, Apollo 4

Collection Item Summary:

This outer hatch cover flew on the Apollo 4 uncrewed mission, the first test flight of the Saturn V launch vehicle. The so-called Block 1 command module side hatch system consisted of an inward opening pressure vessel hatch and a separate outer hatch as part of the spacecraft heat shield. The outer hatch cover remained in place through recovery.

NASA transferred it to the Smithsonian in 1977.

Collection Item Long Description:


Hatch Cover, Apollo 4

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 the National Aeronautics and Space Administration


Brazed stainless-steel honeycomb covered with ablative material


Overall: 129.5 × 88.9 × 12.7cm, 39kg (4 ft. 3 in. × 2 ft. 11 in. × 5 in., 86lb.)

Country of Origin

United States of America


SPACECRAFT-Manned-Parts & Structural Components

Inventory Number