1 1/2" USA F436 Structural Flat Washers – Zinc CR+3 (Inch)

Optimize the strength and stability of your heavy‑duty bolted connections with premium 1 1/2" USA‑made F436 structural flat washers. Manufactured to meet strict ASTM F436 requirements, these large‑diameter washers ensure dependable load distribution for high‑strength structural bolts used in construction, bridgework, and industrial steel assemblies. The durable Zinc CR+3 coating offers enhanced corrosion resistance, providing long‑lasting protection and reliable performance in demanding environments.