The NESCO ½" Aluminum Locknut is the most common locknut size on the job site, used by electricians to secure conduit connectors at knockout openings in panels, junction boxes, and enclosures across residential, commercial, and industrial installations. Its precision threading delivers a fast, flush-seating fit that maintains solid mechanical connection and grounding continuity over the long term. Lightweight and corrosion-resistant, it's a dependable everyday fitting built for high-volume electrical work.

Specifications