Full Technical Description: Threaded Type; Steel/Iron Material; Zinc Plated Finish; Conduit Hub Used on; UL 886, CSA C22.2 Approval; Class I Group C D, Class I Zone I Group Iia Iib, Class II Group E F G Enclosure; 4 Inch Trade Size; Recessed Head Style; PLUG Model
Manufacturer: Killark Electric Manufacturing Co.
Manufacturer Brand: Killark Electric Manufacturing Co.