Frangible Nut

The frangible nut, commonly confused with an explosive bolt, is a component used in many industries, but most commonly by NASA to sever mechanical connections. It is, by definition, an explosively-splittable nut. The bolt remains intact while the nut itself is split into two or more parts.

Read more about Frangible Nut:  Shuttle Usage

Famous quotes containing the word nut:

    Ancient woods of my blood, dash down to the nut of the seas
    If I take to burn or return this world which is each man’s work.
    Dylan Thomas (1914–1953)