Cable Support, Type Multiple Segment Plug, Compound, Ventilating, Body Type Tapered, Conduit Type Rigid/IMC/EMT, Conduit Position Vertical, Conductor Size 18 to 8 AWG, 6 to 1/0 AWG, 2/0 to 4/0 AWG, 4/0 AWG to 750 KCMIL (Aluminum/Copper Clad Aluminum/Copper), Conduit Size 3 Inch, Cable Type Non-Armored, Number of Conductors 5 (Different Size), Size 4-1/2 Inch Dia x 4-3/8 Inch H, Material Hot Dip Galvanized Malleable/Ductile Iron, Application Outdoor, Weatherproof Seal, Approval UL 514B, Applicable Standard NEC 300-19, With pOZi-grip R-Style Wedging Plug