NOS Vacuum Tube Socket Lot of 12 8-Pin Octal 12-Pin 5-Pin Ceramic.
Large white 5-pin socket is ceramic, others are plastic/ plastic with metal mount.
Sockets have wear and oxidation from age.
Large white socket is approximately 2 1/4 inches across at widest point. Most others are approximately 1 3/4 to 1 7/8 across (screw flange to screw flange).