Whirlwind II / SAGE prototype air supply shutoff unit
Written on a paper label on the side of the object
PT. NO. 3136463
Embossed on the front of the object
overall: 7 in x 17 3/4 in x 26 in
The object consists of a closed, triangular-shaped, red metal housing with a handle on each side. The red housing is attached to an open rectangular panel containing a small, flat baffle panel. A lever on the front of the red housing lifts and lowers the flat panel. When it is lifted, air can flow through, and when it is lowered, air flow is shut off.