1-1/4″ Conquest F436 Flat Washer Plain Finish

This 1-1/4″ F436 washer is built for high-stress structural connections requiring a strong, stable bearing surface. The plain finish is well-suited for dry, protected environments. Machined from tempered carbon steel, it ensures durability under torque without distortion. Designed to pair with both coarse and fine thread 1-1/4″ structural bolts.

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

1-1/4″ F436 Washer for Heavy-Duty Steel Connections

Ideal for base plates, framing joins, and structural columns, this washer delivers solid performance under load. The hardened steel prevents movement or surface damage during fastening. Use it in bridgework, plant installs, and commercial steel builds. Fully meets ASTM F436 standards for structural bolted joints.

Key Features

• Tempered Carbon Steel: Built for high-strength applications.
• Plain Finish: Use in non-corrosive environments.
• ASTM F436 Certified: Compatible with structural bolts.
• 1-1/4″ ID: Supports coarse or fine thread bolts.
• Flat Precision Surface: Protects base materials and secures joints.

Common Applications

• Baseplate anchoring
• Steel structure tie-downs
• Industrial machinery installations
• Commercial framing systems
• Heavy utility framework

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.