Mask, Oxygen, Type MBU-5/P, United States Air Force


Display Status:

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

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

Donated by Donald S. Lopez


  • Overall: Rubber
  • Bayonet Clips: Aluminum
  • Straps: Nylon
  • Nose Piece: Plastic


Overall: 22 x 5 x 5 1/2in. (55.9 x 12.7 x 14cm)

Country of Origin

United States of America

Physical Description

United States Air Force Type MBU-5/P demand oxygen mask; green rubber mask with green hard plastic covering; flexible rubber hose; internal microphone with black rubber covered patch cord; aluminum bayonet attachment clips with brown nylon adjustable straps; embossed text "1660-794-0869, REGULAR WIDE, HARD SHELL ASS'Y., FACE PIECE, MASK, OXYGEN, MBU-5/P, MIL-M-27274 (USAF) SIZE- REGULAR WIDE, PT. NO. 450-0, FSN 1660-794-0856".


EQUIPMENT-Breathing Devices

Inventory Number


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