3" Steel Grounding Locknuts - Electrical Conduit Locking Solutions

Southwire's 3" Steel Grounding Locknuts are designed for secure use with threaded conduit, providing reliable locking and grounding connections. Ideal for electrical distributors and switchgear suppliers, these locknuts ensure a firm connection to threadless openings in boxes or enclosures, supporting safe and effective wiring installations.

Specifications

• Material of Construction: Steel
• Height: 0.19 IN
• Product Weight: 0.1630 lbs
• Manufacturer Part #: 558
• UPC: 751338153202
• Size: 3"
• Threads Per Inch: 8
• Dimension A: 3.55 IN
• Dimension B: 0.19 IN
• Thread Pitch Diameter: 3.403 - 3.414 IN

Features

• Heavy gauge steel construction for durability and performance
• Serrated teeth design for enhanced grip and prevention of loosening
• UL listed for safety and compliance
• Designed to tighten without deformation
• Zinc plated finish for corrosion resistance

Downloads & Links

• Spec Sheet