9/16"-12 Hex Jam Nut, Grade 8, Coarse Thread, Zinc Yellow Cr+6 Finish

This 9/16"-12 hex jam nut is manufactured from high‑strength Grade 8 steel to provide dependable locking strength in high‑load and high‑vibration applications. The thin jam‑nut profile is ideal for tight‑clearance or double‑nut assemblies, while the coarse thread ensures quick installation and secure engagement. Finished with a zinc yellow Cr+6 coating, it offers added corrosion resistance and easy visual identification for automotive, industrial, and heavy‑equipment use.