How wide is the bottom opening of the socket that screws into a bolt in the lamp?
Leviton - Black Phenolic E-26 Keyless Socket and Threaded Shell with Shade Ring with 1/8ips. Bottom
Leviton - Black Phenolic E-26 Keyless Socket and Threaded Shell with Shade Ring with 1/8ips. Bottom. Rated 660W 250V UL Listed E-3810 Documentation UL Documentation Technical Drawing
Leviton - Black Phenolic E-26 Keyless Socket and Threaded Shell with Shade Ring with 1/8ips. Bottom. Rated 660W 250V UL Listed E-3810 Documentation UL Documentation Technical Drawing