S-96765A175 0.688" ID x 1.5" OD General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from Black-Oxide 18-8 Stainless Steel, ideal for harsh industrial environments
• Exceptional load distribution with 1.5" OD and 0.688" ID, preventing surface damage and loosening
• Reliable hardness performance at Rockwell B68, ensuring long-term durability under stress
• Precise fit for 5/8" screws, reducing assembly time and improving fastener security
• Compliance with RoHS 3 and REACH, meeting strict environmental and safety regulations
• Consistent thickness (0.068-0.088"), providing uniform pressure and vibration resistance
• Versatile inch system compatibility, suitable for standard industrial equipment and machinery

Professional Applications & Engineering Value

This 5/8" flat washer in Black-Oxide 18-8 Stainless Steel addresses critical engineering challenges in demanding applications. The stainless steel material combined with a black-oxide finish offers enhanced corrosion resistance, making it perfect for outdoor machinery, marine equipment, and chemical processing plants where moisture and chemicals are prevalent. Its precise 0.688" ID and 1.5" OD ensure optimal load distribution, preventing bolt head embedment and surface damage in high-stress assemblies. With a Rockwell B68 hardness, it maintains integrity under repetitive loads and vibrations, reducing maintenance needs in automotive, construction, and heavy industrial sectors. This washer’s design supports reliable performance in inch system fastening, providing a durable solution for engineers prioritizing longevity and regulatory compliance.

Specification Summary & Compliance

This flat washer features precise dimensions with an inner diameter of 0.688", outer diameter of 1.5", and thickness ranging from 0.068" to 0.088", ensuring accurate fit for 5/8" screw sizes. Manufactured from 18-8 Stainless Steel with a black-oxide surface treatment, it adheres to standard inch measurement systems. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and suitable for global industrial use, supporting safety and environmental standards in procurement.