Engineered to provide essential support in demanding loading conditions, these curved square washers from Chance effectively safeguard wood fibers from damage. Each washer features an 11/16-inch diameter hole designed for compatibility with 5/8-inch diameter bolts, ensuring a secure fit. Measuring 2 1/4 inches square and 3/16 inches thick, these washers are crafted in compliance with NEMA PH-10 standards, and their galvanized steel coating meets ASTM A-153 or ASTM B695 specifications, making them highly resistant to corrosion and wear. Ideal for use in aerial hardware and pole applications, they come packaged in convenient quantities, ensuring you have the right amount for your projects.