5/16"-24 Hex Jam Nut, Grade 8, Fine Thread, Zinc Yellow Cr+6 Finish

This 5/16"-24 hex jam nut is manufactured from high‑strength Grade 8 steel to deliver secure locking performance in precision, high‑load applications. The fine thread provides improved holding power and precise adjustment, while the thin jam‑nut profile is ideal for tight‑clearance or double‑nut assemblies. Finished with a zinc yellow Cr+6 coating, it offers added corrosion resistance and easy visual identification for automotive, industrial, and mechanical use.