Knockout Plug/Seals

T&B® 1451 Knockout Plug, 1/2 in, 1.06 in Dia, Thermoplastic

T&B® 1452 Knockout Plug, 3/4 in, 1.3 in Dia, Thermoplastic

T&B® 1453 Knockout Plug, 1 in, 1.59 in Dia, Thermoplastic

T&B® 5710 Liquid-Tight Knockout Plug, 1/2 in, 1-9/32 in Dia, Neoprene, Black

T&B® 5711 Knockout Plug, 3/4 in, Neoprene, Black

T&B® 5712 Liquid-Tight Knockout Plug, 1-1/4 in, 1-27/32 in Dia, Neoprene

Greenlee® 711C Bushing, 7/8 in

Greenlee® 712A100 Bushing, 1-11/32 in

Greenlee® 712A1000 Bushing, 1-11/32 in

Steel City® CI3504 Knockout Closure, 1/2 in, Steel, Silver