Special Features:

Legend marked dum load; major components: display screen 1, index slot 1, lamp module 1, lamp housing 1, plunger pin 1

Properties:

Two or more different types of items having a common mounting or mounted on each other which together forms a portion of a switch but which in itself is not a complete functioning item and cannot be assigned a more definite item name. See also switch section, rotary and contact assembly, electrical.