1-1/2″ Conquest F436 Flat Washer Plain Finish

This 1-1/2″ F436 washer offers critical support in the most demanding structural bolting applications. Designed for compatibility with both coarse and fine threads, it ensures stability in large-diameter bolt assemblies. Its plain finish suits interior or controlled installs where corrosion resistance isnt required. Manufactured from hardened carbon steel for maximum load-bearing reliability.

Ensure washer, bolt, and nut sizes match and meet structural specifications for safety and compliance.

1-1/2″ F436 Washer for Infrastructure and Industrial Fastening

Use this washer where fastener strength and surface integrity are non-negotiablebridges, high-rise framing, and critical mechanical foundations. It delivers even pressure distribution and resists compression under heavy torque. Built to meet ASTM F436 for structural bolts. A top choice for serious steelwork and equipment anchoring.

Key Features

• 1-1/2″ Inner Diameter: Built to fit structural bolts securely.
• ASTM F436 Compliant: Required for certified fastening systems.
• Plain Carbon Steel: Best for non-corrosive environments.
• Dual Thread Compatible: Works with fine or coarse bolt threads.
• Flat, Rigid Design: Protects joint integrity under load.

Common Applications

• Bridge and overpass assemblies
• Structural steel beams and columns
• Heavy base plate mounting
• Commercial equipment frameworks
• Industrial retrofit and repair

Installation Tips

• Install between bolt head or nut and the base material.
• Use only with matching structural bolts and nuts.
• Torque to specification to prevent movement or loosening.