Zener Diode, 5.09V V(Z), 5.5%, 0.4W, Silicon, Unidirectional, DO-34, GLASS PACKAGE-2
4PDT Toggle Switch, ON-OFF-ON, 20A 277VAC, Locking Lever, Screw Term

Snap Acting/Limit Switch, SPDT, Momentary, 5A, 28VDC, 7.37mm, Connector Terminal, Steel Plunger Actuator, Panel Mount-threaded