Amazon.com: UltraPro Porcelain Light Socket with Outlet and Pull Chain Light Fixture, Light Bulb Socket, Medium Base, Grounded Plug, Indoor Lighting, Mount on 3-1/4” or 4” Box, UL Listed, White, 18305,1-Pack :
RXEAZIL UL Listed E26 Lamp Socket Replacement with Pull Chain Switch, Phenolic Threaded Medium Base Light Socket with Lamp Shade Ring for Table, Floor Lamp Repair Kit - Amazon.com
Satco® Porcelain Pull Chain Lighting Socket (Ivory) | HD Supply