Abstract: An all purpose socket disc for use in lighting fixtures and their assembly, each disc including a planar insulating member having a central aperture and a radially offset pin extending outwardly from one surface thereof adapted for cooperation with a bore in a lamp socket. An axially thick head grommet spacer means with an integral thin-walled tubular rivet projecting coaxially from a bore through the spacer and adapted to be secured through the central aperture of the planar member with said spacer extending in the opposite direction from said offset pin. The head also having means on at least one face thereof for preventing rotation relative to said disc and said lighting fixture said means insuring a positive ground with the lighting fixture.