S-90474A124 1.062" ID x 1.75" OD ASME B18.21.1 ASME Washers

Key Features & Benefits at a Glance

• Exceptional load distribution with 1.75" outer diameter to prevent surface damage and maintain joint integrity under heavy loads
• Superior corrosion resistance through zinc yellow-chromate plating that withstands harsh industrial environments
• High-strength performance with Grade 8 classification and Rockwell C38 hardness for demanding applications
• Precise dimensional fit featuring 1.062" inner diameter specifically engineered for 1" screw sizes
• Enhanced durability with consistent thickness (0.090-0.112") ensuring reliable performance and vibration resistance
• Regulatory compliance assurance meeting both RoHS 3 and REACH environmental standards for safe industrial use
• Industry-standard reliability manufactured to ASME B18.21.1 specifications for guaranteed quality and interchangeability

Professional Applications & Engineering Value

This Grade 8 flat washer delivers exceptional engineering value in heavy-duty applications where corrosion resistance and structural integrity are paramount. The zinc yellow-chromate plated steel construction provides superior protection against environmental degradation, making it ideal for outdoor equipment, construction machinery, and industrial assemblies exposed to moisture and chemicals. With Rockwell C38 hardness and Grade 8 strength classification, this washer maintains clamping force under extreme vibration and load conditions, preventing joint failure in critical applications. The precise 1" inner diameter ensures perfect compatibility with standard fasteners while the generous 1.75" outer diameter distributes pressure effectively across softer materials. Engineered to ASME B18.21.1 standards, this flat washer provides reliable performance in mechanical systems, structural connections, and heavy equipment where failure is not an option.

Specification Summary & Compliance

This high-performance flat washer features precise dimensional specifications including 1.062" inner diameter, 1.75" outer diameter, and thickness ranging 0.090-0.112" for optimal performance with 1" fasteners. Manufactured to ASME B18.21.1 standards with Grade 8 strength classification and Rockwell C38 hardness rating. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications worldwide.