Topaz 683MHDG Rigid Set Screw Coupling, Malleable Iron, Set Screw, 1"

Topaz 683MHDG Rigid Set Screw Coupling, Malleable Iron, Set Screw, 1"

RIGID SET SCREW COUPLINGS: Topaz's Rigid Set Screw Couplings feature set screw type assembly and provide a concrete tight connection when taped to connect ends of unthreaded rigid conduit or IMC together. Featuring built to last malleable iron construction strengthened with our Hot Dip Galvanizing process to assure product performance and integrity; available in sizes from 1/2" to 2". Easy to secure galvanized steel screws ensure solid connection. Topaz applies the hot dip galvanizing process to conduit bodies, covers and accompanying components such as bushings, couplings and supports. The galvanizing process protects from corrosion induced by harsh environmental conditions, instilling end user confidence in the quality, reliability and longevity of the fitting. Conforms to finish thickness ASTM A123/123M; UL514B listed; NEMA FB1 compliant and meets Federal Spec. A-A-50553.