S-93744A180 0.562" ID x 1.375" OD General Purpose Washers

Key Features & Benefits at a Glance

• Superior electrical conductivity for reliable performance in demanding electrical applications
• Excellent corrosion resistance ensuring long-term durability in harsh environments
• Precise dimensional fit with 0.562" ID designed specifically for 1/2" screw sizes
• Enhanced load distribution with 1.375" OD providing superior surface coverage
• Consistent mechanical performance maintained through Rockwell F77 hardness rating
• Environmental compliance assurance with full RoHS 3 and REACH regulatory adherence
• Optimized thickness range (0.068-0.088") for proper compression and sealing capabilities

Professional Applications & Engineering Value

These copper flat washers deliver critical engineering advantages in applications where electrical conductivity and corrosion resistance are paramount. The pure copper material ensures minimal electrical resistance while the Rockwell F77 hardness provides the structural integrity needed for repeated torque applications. In electrical panels, grounding systems, and industrial equipment, these inch system washers prevent galvanic corrosion and maintain consistent performance under thermal cycling. The precise 0.562" ID and 1.375" OD dimensions ensure proper fitment while the controlled thickness range guarantees uniform pressure distribution, making them ideal for heavy-duty electrical connections where reliability cannot be compromised.

Specification Summary & Compliance

This copper flat washer features inch system dimensions with 0.562" internal diameter, 1.375" outer diameter, and thickness ranging from 0.068" to 0.088". Manufactured to precise dimensional standards for 1/2" screw size applications with Rockwell F77 hardness specification. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental safety standards for industrial components.