Insulated Hub, Size: 3/4 IN, Material: Aluminum, Enclosure: NEMA 2, 3, 3R, 4, 4X, 5, 12, 13, Insulation Class: 150 DEG C, Finish: Aluminum, Cable Entry: 1.13 IN Knock Out, Construction: Rugged Die-Cast, Length: 1.49 IN, Height: 1.67 IN, St