Helmet, Pressure Bubble, Shepard, Training

This is the A7-L pressure helmet was used as a training helmet, probably by astronaut Alan Shepard during training sessions prior to the Apollo 14 mission in January/February 1971.

The Apollo pressure helmet was a molded, polycarbonate shell with a bayonet base, bonded to the helmet neck ring, and was the male half of the suit neck-ring assembly. There were two configurations used on Apollo suits which were not interchangeable, the earlier configuration was anodized blue, with the later configuration being anodized red.

Transferred to the National Air and Space Museum from NASA in 1971.