1/4"-28 Hex Flange Cone Locknut, Two Opposite Oval Lock, Grade G, Phosphate & Oil Finish

The 1/4"-28 hex flange cone locknut features a two‑opposite oval locking design that delivers strong resistance to loosening from vibration and torque. Manufactured to Grade G specifications, it is suitable for high‑strength and structural applications. The integral flange helps distribute load evenly and eliminates the need for a washer, while the phosphate and oil finish provides initial corrosion protection and improved installation lubricity. Ideal for automotive, industrial, and mechanical assemblies requiring fine threads.