S-90313A506 0.203" ID x 0.625" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and extending service life.
• Enhanced load distribution from precise 0.203" ID and 0.625" OD dimensions, reducing surface pressure and preventing fastener loosening.
• Exceptional durability backed by Rockwell B68 hardness, ensuring the washer maintains shape under high stress and repeated use.
• Reliable fit for No. 10 screws, providing secure fastening and minimizing assembly errors in industrial applications.
• Compliance with strict environmental standards, including RoHS 3 and REACH, for safe use in regulated industries.
• Consistent thickness (0.060-0.090") for uniform performance and ease of installation in various assembly setups.
• Wide applicability across machinery, automotive, and construction sectors due to its robust material and inch system measurements.

Professional Applications & Engineering Value

This flat washer made from 18-8 Stainless Steel addresses common industrial challenges like corrosion and mechanical failure. Its corrosion-resistant properties make it suitable for outdoor equipment, marine applications, and chemical processing plants, where exposure to moisture and chemicals is frequent. The precise ID and OD dimensions ensure optimal load spreading, protecting surfaces from damage and maintaining fastener integrity in high-vibration environments such as automotive assemblies and heavy machinery. By utilizing inch system measurements and a Rockwell B68 hardness rating, it delivers reliable performance in demanding scenarios, reducing maintenance costs and downtime for B2B clients seeking long-term fastening solutions.

Specification Summary & Compliance

This flat washer features an inner diameter of 0.203", outer diameter of 0.625", and thickness ranging from 0.060" to 0.090", designed for use with No. 10 screw sizes in inch-based systems. Manufactured from 18-8 Stainless Steel with a hardness of Rockwell B68, it ensures consistent dimensional accuracy and strength. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to environmental and safety standards for industrial applications.