In this schematic the "Screw, Lens Fitting (3x32)" is used most often.
A sample from the products for the Flasher Lamp (alternate Parts) include: Gasket,flasher Lans (nas), Front Flasher Lamp Assembly (183-83310-71), Nut, Screw, Lens Fitting (3x32).
The twelve R3 1969 Usa Flasher Lamp (alternate Parts) component parts are all listed in this schematic.