Usage Conditions May Apply Usage Conditions Apply There are restrictions for re-using this media. For more information, visit the Smithsonian's Terms of Use page. IIIF provides researchers rich metadata and image viewing options for comparison of works across cultural heritage collections. More - https://iiif.si.edu View Manifest View in Mirador Viewer Usage Conditions May Apply Usage Conditions Apply There are restrictions for re-using this media. For more information, visit the Smithsonian's Terms of Use page. IIIF provides researchers rich metadata and image viewing options for comparison of works across cultural heritage collections. More - https://iiif.si.edu View Manifest View in Mirador Viewer Display Status

This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
Object Details
Country of Origin United States of America Type EQUIPMENT-Breathing Devices Manufacturer Sierra Engineering Co.
 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". Dimensions Overall: 22 x 5 x 5 1/2in. (55.9 x 12.7 x 14cm)
 Materials Overall: Rubber
Bayonet Clips: Aluminum
Straps: Nylon
Nose Piece: Plastic
 Inventory Number A19781336000 Credit Line Donated by Donald S. Lopez Data Source National Air and Space Museum Restrictions & Rights Usage conditions apply
For more information, visit the Smithsonians Terms of Use.