S-92916A431 0.688" ID x 1.5" OD General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to brass construction, ensuring long-term reliability in harsh environments
• Excellent electrical conductivity for applications requiring grounding or electrical current flow
• Enhanced durability and load distribution with Rockwell B60 hardness, preventing deformation under pressure
• Precise fit for 5/8" screws with 0.688" ID, providing secure fastening and reducing installation errors
• Optimal surface coverage from the 1.5" OD, protecting materials and improving joint integrity
• Consistent performance ensured by a thickness range of 0.092-0.112" for reliable spacing and tension
• Compliance with strict environmental standards including RoHS 3 and REACH, meeting global regulatory requirements

Professional Applications & Engineering Value

This brass flat washer is engineered to address common industrial challenges such as galvanic corrosion, electrical isolation needs, and mechanical stress in fastening systems. The brass material offers inherent corrosion resistance, making it ideal for marine, chemical, and outdoor applications where moisture exposure is a concern. Its excellent electrical conductivity supports use in electrical enclosures, grounding assemblies, and electronics, preventing static buildup and ensuring safe current transfer. With a Rockwell B60 hardness, the washer maintains structural integrity under vibration and load, reducing maintenance frequency in heavy-duty industrial machinery, automotive systems, and plumbing fixtures. The precise 0.688" ID and 1.5" OD dimensions, tailored for 5/8" screw size, ensure easy installation and reliable performance in inch-based assembly lines, enhancing productivity and reducing downtime.

Specification Summary & Compliance

This flat washer adheres to inch system measurements with an inner diameter of 0.688", outer diameter of 1.5", and thickness ranging from 0.092" to 0.112", designed specifically for 5/8" screw sizes. It conforms to standard dimensional tolerances for flat washers and is manufactured from brass with a Rockwell B60 hardness for consistent quality. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety standards for hazardous substance restrictions.