IMC/Rigid Conduit Nipple; Type Threaded Male/Hex Head; Trade Size 6 Inch; Diameter 7-3/4 Inch; Length 2 Inch; Throat Type Non-Insulated; Material Zinc Electroplated Malleable Iron; Standard Package 5; Approval UL 514B, CSA; Used On IMC/Rigid Conduit; ROHS Compatible; Applicable Standard Federal Specification A-A-50553, NEMA FB-1