Rope, Sleep Restraint, Apollo 11


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:

During entry preparation for an unsuited entry, the astronaut's spacesuits are stowed in a sleep restraint (sleeping bag) and lashed down in the center aisle by these ropes. A rope is a PBI (polybenzimidazole) fiber, 10-feet long, with plastic ferrules on the ends to prevent fraying. There are five ropes in all stowed at launch in locker A5.

This is one of the five ropes flown on the Apollo 11 mission to the Moon. It was transferred to the Smithsonian in 1970.

Collection Item Long Description:

Inventory Number


Credit Line

Transferred from NASA

Country of Origin

United States of America


  • Nylon [(PBI (polybenzimidazole) according to the Apollo Operations Handbook]
  • Paper
  • Plastic
  • Synthetic Fabric
  • Steel
  • Ink


  • 3-D (Coiled Rope): 17.1 x 3.8 x 3.8cm (6 3/4 x 1 1/2 x 1 1/2 in.)
  • Other (Uncoiled Rope): 304.8cm (10 ft.)
  • 2-D - Unframed (H x W): 14.6 x 7.3cm (5 3/4 x 2 7/8 in.)

Data Source

National Air and Space Museum

Restrictions & Rights

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