5/16″-24 Lock Nuts Nylon Insert Light Hex Standard Height Steel Black Oxide (1000 / Pkg.) Professional Grade

Hex Lock Nuts NM NE Nylon Inserts Steel Black Oxide 5/16″-24 provide robust fastening with built-in locking capability. These hex lock nuts feature a nylon insert (NE) that grips the bolt to resist loosening under vibration, making them ideal for machinery, automotive, and equipment assemblies.

Constructed from high-strength steel with a durable black oxide finish, they offer corrosion resistance and a clean, low-sheen appearance. The 5/16″-24 thread size is a common choice for many applications, while the hex outer shape ensures easy wrenching with standard tools.

Key features

Nylon insert (NE) provides locking action to prevent loosening in vibration-prone environments

Made from durable steel for reliable strength

Black oxide finish offers corrosion resistance and a streamlined look

Thread size 5/16″-24 for broad compatibility

Hex outer shape for easy tightening with standard wrenches

Specifications

Material: Steel

Finish: Black oxide

Nylon insert: NE

Thread size: 5/16″-24

Type: Hex lock nut with nylon insert

Ideal uses

Use in applications where vibration resistance and secure fastening are essential, such as machinery, automotive assemblies, and equipment installations. The nylon insert helps maintain tension and reduces the risk of loosening over time.

Upgrade your fastener kit with Hex Lock Nuts NM NE Nylon Inserts Steel Black Oxide 5/16″-24 and enjoy dependable, lockable performance in demanding environments. Add to cart now.