S-98119A033 0.531" ID x 1.062" OD ASTM F436 Type 1 Structural Washers

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with hot-dipped galvanized steel coating for long-lasting performance in harsh environments
• Superior load distribution with precise 0.531" ID and 1.062" OD dimensions to prevent surface damage and joint loosening
• Enhanced mechanical strength from Rockwell C38 hardness rating for reliable performance under high-stress conditions
• Industry-standard compliance with ASTM F436 Type 1 specifications ensuring consistent quality and structural integrity
• Optimal thickness range (0.097-0.177") providing perfect compression and spacing for 1/2" screw applications
• Environmental regulation compliance meeting both RoHS 3 and REACH standards for safe industrial use
• Perfect dimensional matching specifically engineered for 1/2" screws to ensure secure fastening and vibration resistance

Professional Applications & Engineering Value

These hot-dipped galvanized steel flat washers deliver critical engineering solutions for industrial applications where corrosion resistance and structural integrity are paramount. The ASTM F436 Type 1 certification guarantees consistent mechanical properties, making them ideal for construction, heavy machinery, and structural steel connections exposed to environmental stressors. The zinc coating provides sacrificial protection against rust and corrosion, significantly extending service life in outdoor or high-moisture environments. With precise dimensional control (0.531" ID perfectly matching 1/2" screws), these washers prevent bolt loosening from vibration and distribute clamping forces evenly across joined surfaces. Their Rockwell C38 hardness ensures they maintain shape under extreme loads without deforming, providing reliable performance in critical fastening applications where failure is not an option.

Specification Summary & Compliance

This flat washer features inch system dimensions with 0.531" inner diameter, 1.062" outer diameter, and thickness ranging from 0.097" to 0.177". Manufactured to ASTM F436 Type 1 standards with Rockwell C38 hardness for consistent mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications across various sectors.