Helmet, Flying, Type A-11, United States Army Air Forces


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:

The Type A-11 intermediate flying helmet was standardized on August 6, 1943 and became one of the most popular and widely utilzied helmets during World War II. There were numerous but minor changes relating to the oxygen mask attachments made during its production run but continued to keep the A-11 designation. The rubber earphone mountings were designated for the Type ANB-H-1 radio reciever. The helmet remained in Air Force service during the Korean War. The Federal Avaition Administration (FAA) continued to use the helmet in high altitude training through the mid-1970s.

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 the Federal Aviation Agency


  • Helmet Exterior Shell: Cape Leather
  • Lining: Chamois
  • Earphone Cups: Rubber
  • Earphone Padding: Kapok


  • Clothing: 28.6 x 7.6 x 39.4cm (11 1/4 in. x 3 in. x 15 1/2 in.)
  • Clothing Size: Large

Country of Origin

United States of America

Physical Description

United States Army Air Forces Type A-11 Intermediate Flying Helmet; seal brown cape leather exterior shell with black rubber earphone cups; black rubber earphone plug in each earphone; chamois lining and ear pads; cap leather and chamois buckle chin strap; turn down brow flap; three brass snaps for oxygen mask located on the left and right chin of the helmet; leather buckle strap on the back nap of the helmet to adjust the helmet size; three leather straps on back of helmet to hold the flight goggle's strap; double reinforced seam on each side of helmet; dark brown sewn in manufacturer's tag on inside back neck of the helmet with embroidered gold letter text (see incriptions for full text); white stenciled Army Air Forces winged star insignia with white letter text "ARMY AIR FORCES" below insignia on left exterior side of helmet.



Inventory Number