S-91525A318 0.172" ID x 0.5" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 stainless steel construction, ideal for chemical exposure and marine applications.
• Exceptional durability and load distribution with Rockwell B68 hardness, preventing deformation under pressure and extending component life.
• Precise fit for No. 8 screws with a 0.172" inner diameter, ensuring secure fastening and reducing the risk of loosening.
• Optimal surface coverage and stability provided by the 0.5" outer diameter, protecting materials from damage and improving joint integrity.
• Consistent performance and reliability with a controlled thickness range of 0.050-0.080", maintaining uniform pressure across assemblies.
• Compliance with strict environmental standards including RoHS 3 and REACH, ensuring safety and regulatory acceptance in global markets.
• Versatile inch system compatibility for seamless integration into existing industrial equipment and maintenance workflows.

Professional Applications & Engineering Value

Engineered for demanding industrial environments, these 316 stainless steel flat washers deliver outstanding chemical and corrosion resistance, making them ideal for applications in marine, chemical processing, and food-grade equipment. The precision-grade dimensions (0.172" ID and 0.5" OD) ensure a perfect match for No. 8 screw sizes, providing reliable load distribution and preventing surface damage. With a Rockwell B68 hardness, they withstand high stress and vibration, reducing maintenance needs and enhancing the longevity of assemblies. This combination of material properties and exact sizing solves common issues like galvanic corrosion and fastener failure, offering long-term reliability in critical B2B settings.

Specification Summary & Compliance

This flat washer adheres to inch system standards with an inner diameter of 0.172", outer diameter of 0.5", and thickness ranging from 0.050" to 0.080". It is manufactured from 316 stainless steel and features a Rockwell B68 hardness for consistent performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets rigorous environmental and safety requirements for industrial use.