5/16"-24 Hex Flange Cone Locknut, Two Opposite Oval Lock, Grade G, Phosphate & Oil Finish

The 5/16"-24 hex flange cone locknut features a two‑opposite oval locking design that provides excellent resistance to loosening from vibration and dynamic loads. Manufactured to Grade G specifications, it is suitable for high‑strength and structural applications requiring fine threads. The integral flange evenly distributes load and eliminates the need for a washer, while the phosphate and oil finish offers initial corrosion protection and improved lubricity during installation. Ideal for automotive, industrial, and mechanical assemblies.