4" Steel Grounding Locknuts

4" Steel Grounding Locknuts – Electrical Conduit Fittings Topaz 4" Steel Grounding Locknuts are designed for use with rigid conduit in electrical installations requiring secure locking and grounding connections. Manufactured from heavy gauge steel, these locknuts ensure durable performance and maintain integrity when fastening threaded conduit connectors to threadless openings in boxes or enclosures. Ideal for electrical distributors and switchgear suppliers, they provide reliable grounding solutions in commercial and industrial wiring applications. Specifications Manufacturer: Southwire Manufacturer Part #: 560 Material of Construction: Steel Application: For Rigid Conduit Product Weight: 0.2300 lbs Height: 0.19 in Width: 3.8080 in UPC: 751338153400 Thread Pitch Diameter: 4.399 - 4.411 in (from catalog data) Threads Per Inch: 8 (from catalog data) Standard Finish: Zinc plated (from catalog page) UL Listed: UL 514B (from catalog page) Features Heavy gauge steel construction for durability Serrated teeth design for enhanced grip and prevention of loosening Tightens without deformation UL listed for safety and compliance Zinc plated finish for corrosion resistance Downloads & Links Spec Sheet