Special Features:

Engraved horizontal split push button reads ready 8; maj comp: lamp holder 1, housing 1, engraved push button 1, seal 1, green filter 1, white filter 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.