High-Quality Slotted Hex Nuts

What is a Slotted Hex Nut?

A slotted hex nut is a specialized industrial fastener featuring opposed slots cut directly into the top, non-bearing surface of the nut, extending precisely through the center of the flats. Manufactured from premium, industrial-grade materials, these unique fasteners are expertly designed to provide an essential layer of security for general-purpose fastening and heavy-duty mechanical assemblies where preventing nut rotation is absolutely critical.

Locking Mechanisms and Assembly Integration

To ensure structural integrity and prevent hardware from loosening under continuous vibration or mechanical movement, slotted hex nuts are engineered to be used in tandem with secondary locking components:

• Cotter Pin Integration: The most common application involves threading the slotted nut onto a bolt or stud featuring a pre-drilled shank. A metal cotter pin is then passed directly through the nut's slots and the drilled hole, locking the entire assembly permanently in place.
• Safety Wire Compatibility: In aerospace, racing, and severe-vibration environments, heavy-duty safety wire can be woven through the slots and the drilled shank to provide a highly visible, vibration-proof locking mechanism.
• General-Purpose Locking: Highly ideal for automotive suspensions, engine components, and industrial machinery requiring a reliable, non-loosening joint that can still be easily serviced or removed.

Request a Quote Today

Have a question about our manufactured slotted hex nuts or need help matching them with pre-drilled fasteners and cotter pins? Contact our team by using our secure online form to submit your project details. You can also give us a call today to speak directly with our fastener specialists. We look forward to speaking with you!