1" Expansion Coupling

1" Expansion Coupling Rigid Conduit Coupling The 1" Expansion Coupling by Southwire is designed for use in electrical distribution and lighting solutions to accommodate thermal expansion and contraction in rigid conduit systems. This coupling allows up to 4 inches of linear movement, making it suitable for outdoor structures prone to movement such as bridges, railroads, and buildings. Its weatherproof and hot dip galvanized finish ensures durability against severe environmental factors, while its internal grounding design eliminates the need for external bonding jumpers and cables. Specifications Manufacturer Part #: TXJG34HDG Size: 1" Product Weight: 14.1 lbs Material: Steel body, malleable iron reducer, packing and gasket PTFE composite, grounding spring beryllium bronze-electrogalvanized Finish: Hot dip galvanized UPC: 751338015067 Features Allows up to 4" of linear movement caused by thermal expansion and contraction (2" in either direction on center) Internal grounding design prevents need for external bonding jumpers and cables Weatherproof design suitable for outdoor use on structures prone to movement Prevents conduit buckling and circuit failures Hot dip galvanized finish provides superior protection against severe environmental factors Compatible with Rigid UL 6 Conduit Downloads & Links Installation Instructions-Expansion Couplings Spec Sheet