2"-4‑1/2 Hex Jam Nut, Grade 8, Coarse Thread, Plain Finish

This 2"-4‑1/2 hex jam nut is manufactured from high‑strength Grade 8 steel for secure locking in heavy‑duty, high‑load applications. Featuring a thin jam‑nut profile and coarse threads, it is ideal for tight‑clearance assemblies requiring maximum strength and vibration resistance. The plain finish is best suited for dry, non‑corrosive industrial, automotive, and mechanical environments.