Conduit Lock nuts Size:1/2"-- 4" Material: Galvanized steel Standard:UL 514B Apply: Rigid or IMC conduit, threaded fittings UL Zinc Plated Steel Lock NutThe ... , COUPLING, STRAP, PULL ELBOW, LOCK NUT, SERVICE ENTRANCE CAP, CONDUIT BENDERIMC/RIGID CONDUIT & FITTINGINTERMEDIATE METAL CONDUIT, RIGID METAL CONDUIT, ELBOW, COUPLING, CONDUIT BUSHING, STRAP, PULL ELBOW ...