5/8"-11 Hex Jam Nut, Grade 8, Coarse Thread, Plain Finish

The 5/8"-11 hex jam nut is manufactured from high‑strength Grade 8 steel for dependable locking in heavy‑duty, high‑load applications. Its thin jam‑nut profile and coarse thread make it ideal for tight‑clearance assemblies where vibration resistance is essential. The plain finish is best suited for dry, non‑corrosive automotive, industrial, and mechanical environments.