The Garvin Industries 558 is a 3-inch grounding locknut, engineered for robust and reliable conduit connections. As part of Garvin's trusted hardware lineup, this locknut ensures secure electrical installations, preventing deformation during tightening and maintaining strong grounding continuity. Its steel construction and zinc-plated finish offer durability and corrosion resistance, making it a dependable choice for demanding environments.

Key Features and Benefits

• Prevents deformation during tightening for a secure fit
• UL listed for proven safety and code compliance
• Durable steel construction with corrosion-resistant zinc plating
• Easy installation for connecting externally threaded conduit to threadless box openings
• Meets NEMA and federal specifications for quality assurance

Specifications

• Size: 3"
• Material: Steel
• Finish: Zinc plated
• Certifications: UL 514B, Fed. Spec W-F-406E/D, NEMA FB 1-2014

Common Uses

Ideal for electrical contractors and facility managers connecting conduit to enclosures in commercial, industrial, and residential settings.