S-98119A124 2.407" ID x 4" OD ASTM F436 Type 1 Structural Washers

Key Features & Benefits at a Glance

• Superior corrosion protection with hot-dipped galvanized steel coating, extending service life in harsh environments
• Exceptional load distribution thanks to the 4" OD, preventing surface damage and joint loosening
• Precise fit for 2 1/4" screws with 2.407" ID, ensuring secure fastening and reducing installation errors
• High hardness rating (Rockwell C38) maintains shape under heavy loads, providing consistent performance
• Compliance with ASTM F436 Type 1 standards guarantees reliable mechanical properties for critical applications
• REACH compliance ensures environmental safety and regulatory adherence for industrial use
• Durable thickness range (0.240-0.340") offers robustness to withstand vibration and dynamic stresses

Professional Applications & Engineering Value

This hot-dipped galvanized steel flat washer is engineered to address common industrial challenges such as corrosion-induced failure and load instability. Its ASTM F436 Type 1 compliance ensures it meets rigorous standards for structural applications, providing dependable performance in construction, heavy machinery, and infrastructure projects. The galvanized coating offers long-term resistance to moisture and chemicals, reducing maintenance costs and downtime. With precise dimensions tailored for 2 1/4" screws, it delivers optimal clamping force distribution, preventing bolt loosening and enhancing the integrity of assembled components in demanding environments.

Specification Summary & Compliance

This washer adheres to ASTM F436 Type 1 specifications, ensuring consistent dimensional accuracy and mechanical properties. It features a Rockwell C38 hardness for durability and is manufactured from hot-dipped galvanized steel for corrosion resistance. The product is REACH (EC 1907/2006) compliant as of 06/14/2023, with no SVHC above threshold levels, meeting environmental and safety regulations for industrial hardware.