Interchangeable Gasketless Hubs and Hub Cover Plates

Brooks die-cast aluminum hubs are now available in sizes from one to four inches. These high-quality hubs are removable and gasketless and are the choice of many electrical distributors.

Models:

Removable Hub Cover Plate

600-3077-A (Small Steel Hub Enclosure Kit)
600-3077-AA (Small Aluminum Hub Enclosure Kit)
600-3078-A (Large Steel Hub Enclosure Kit)
600-3078-AA (Large Aluminum Hub Enclosure Kit)

Interchangeable Hubs

600-3077B (1″ Knockout, Aluminum Hub Kit)
600-3077C (1 1/4″ Knockout, Aluminum Hub Kit)
600-3077D (1 1/2″ Knockout, Aluminum Hub Kit)
600-3077E (2″ Knockout, Aluminum Hub Kit)
600-3077F (2 1/2″ Knockout, Aluminum Hub Kit)
600-3078B (3″ Knockout, Aluminum Hub Kit)
600-3078C (3 1/2″ Knockout, Aluminum Hub Kit)
600-3078D (4″ Knockout, Aluminum Hub Kit)