3 Steel Lock Nut
LockNut for Threaded RMC/IMC, Steel, Trade Size 3 in, Overall Length 4 3/32 in, Finish Zinc Plated, Insulated No, Compatible Conduit Type IMC, RMC, Conduit Fitting Type Locknut, Standards CSA Certified C22.2 #18, UL Listed E195969, For Use With Fittings, Threaded RMC, For Conduit Type RMC, IMC, Weight 0.14 lb, Color Gray, Compatible Conduit Trade Size 3 in, Includes Clamp.