S-94744A462 1.062" ID x 3" OD ASME B18.21.1 ASME Washers

Key Features & Benefits at a Glance

• Superior corrosion protection through zinc plating extends service life in demanding industrial environments
• Optimal load distribution with 3" outer diameter prevents surface damage and maintains joint integrity
• Precise 1.062" inner diameter ensures perfect fit and alignment with 1" screw applications
• Heavy-duty construction with 0.146-0.174" thickness provides reliable performance under high-stress conditions
• Industry-standard compliance with ASME B18.21.1 guarantees dimensional accuracy and mechanical reliability
• Environmental regulation compliance with RoHS 3 and REACH ensures safe usage across global markets
• Versatile industrial application suitable for machinery, construction, and heavy equipment assemblies

Professional Applications & Engineering Value

This zinc-plated steel flat washer delivers exceptional engineering value by addressing critical industrial challenges. The zinc plating surface treatment provides a durable barrier against corrosion, significantly extending component lifespan in harsh environments where moisture and chemicals are present. With its substantial 3" outer diameter, this heavy-duty flat washer effectively distributes clamping forces over a wider area, preventing surface indentation and maintaining structural integrity in high-load applications. The precise 1.062" inner diameter ensures perfect alignment with 1" screw fasteners, eliminating play and vibration issues in mechanical assemblies. Engineered to ASME B18.21.1 standards, these washers provide reliable performance in construction equipment, industrial machinery, and structural steel connections where consistent dimensional accuracy is paramount for safety and longevity.

Specification Summary & Compliance

This flat washer features dimensional specifications of 1.062" inner diameter, 3" outer diameter, and thickness ranging from 0.146" to 0.174". Manufactured in compliance with ASME B18.21.1 standards for dimensional accuracy and mechanical properties. The product meets RoHS 3 (2015/863/EU) compliance with exemption 6(a) for lead as an alloying element in steel and is REACH (EC 1907/2006) compliant as of January 17, 2023, addressing 233 Substances of Very High Concern.