Industry Description
3 1/2 SQ HEAD PLUG
Modified Industry Description
3 1/2 NPT DIV 1 CAST IRON SQUARE
AD Description
Crouse-Hinds PLG95 Flat Adapter Pipe Plug, 3-1/2 in, For Use With ARE Series Back Box, 60 A Square Flanged Receptacle, Threaded Conduit Hub, Iron Alloy