1-1/4" Expansion Coupling

1-1/4" Expansion Coupling Rigid Expansion Coupling The 1-1/4" Expansion Coupling by Southwire is designed to accommodate up to 4 inches of linear movement caused by thermal expansion and contraction in rigid conduit systems. This coupling is suitable for outdoor applications such as bridges, railroads, and buildings where structural movement is expected. Its weatherproof design and internal grounding feature eliminate the need for external bonding jumpers and cables, making it ideal for electrical distributors and switchgear suppliers requiring reliable conduit connections in dynamic environments. Specifications Manufacturer Part #: TXJG44HDG Size: 1-1/4" Product Weight: 3.1 lbs Material Body: Steel Reducer Material: Malleable Iron Packing: PTFE Composite Washer & Bushing: Malleable Iron Gasket: PTFE Composite Grounding Spring: Beryllium Bronze-Electrogalvanized Finish: Hot Dip Galvanized UL Listed for Wet Locations Conforms to UL 514B, ASTM A123/123M, NEMA FB1, Federal Spec WF-408E Features Allows up to 4" linear movement (2" in either direction from center) Internal grounding design prevents need for external bonding jumpers and cables Prevents conduit buckling and circuit failures Weatherproof and suitable for outdoor structures prone to movement Hot dip galvanized finish provides superior protection against severe environmental factors Designed for use with Rigid UL 6 Conduit Downloads & Links Installation Instructions-Expansion Couplings Spec Sheet