• Conduit Grounding Bushing
• Type Threaded
• Trade Size 4 Inch
• Wire Size 6 AWG Stranded to 250 KCMIL Stranded
• Lug Type Lay-In, Aluminum
• Conductor Material Copper/Aluminum
• Throat Type Insulated
• Diameter 5.19 Inch
• Height 1.06 Inch
• Material Zinc Plated Malleable Iron
• Approval UL 514B, CSA C22.2
• Used On Threaded Rigid Metal Conduit/IMC
• Applicable Standard NEMA FB-1
• Temperature Rating 150 Deg C

Features / Benefits

• Insulating Liner Material is Self-Extinguishing
• Tough Plastic Liner Won't Chip, Crack, Swell or Shrink
• Resists Corrosion, Chemicals and Temperature Extremes
• Low Surface Friction Allows Wires to be Pulled with Virtually No Abrasion on the Cable Insulation
• Insulated Bushing Fasten and Ground Threaded Rigid Metal Conduit to an Enclosure