NOS OC White Brass General Electric Industrial Lamp Sockets Ajusco 3/8 Hub GE. Solid brass, screw-together GE Socket with large 3/8 IPS hub for o c white, ajusco and other industrial lamps. The item “10 NOS O C White Vintage Screw Together Light Industrial Lamp Sockets Ajusco GE” is in sale since Sunday, August 18,…