Special Features:

Major components: contact assembly, spring 1; contact, tube socket 1; retainer, tube 1; stator plate assembly 1; usage design: to function as 1/2 of a variable capacitor, a tube retainer and a contact for a moveable coil; mounting method & configuration: bolt, four 0.187 inch diameter holes spaced on 1.734 inch by 1.734 inch mounting centers

Properties:

Two or more different types of items having a common mounting or mounted on each other which together form a portion of a transmitter but which in itself is not a complete functioning item and cannot be assigned a more definite item name.