S-90183A311 0.134" ID x 0.375" OD Washers for Blind Rivets

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh industrial environments and outdoor applications.
• Precise dimensional fit with 0.134" ID and 0.375" OD, ensuring reliable alignment and load distribution for 1/8" rivets.
• Consistent performance from controlled thickness (0.057-0.067"), providing uniform pressure and vibration resistance.
• Environmental compliance with RoHS 3 and REACH standards, meeting global regulatory requirements for safe usage.
• Durable material properties offering excellent strength and longevity without the need for additional coatings.
• Broad industrial compatibility as an inch-system component, fitting standard equipment and reducing sourcing complexity.

Professional Applications & Engineering Value

This 18-8 stainless steel flat washer is engineered to address common industrial challenges such as fastener loosening, surface damage, and corrosion-induced failure. Its corrosion-resistant properties make it suitable for applications in marine, chemical processing, and food-grade equipment where moisture and chemicals are prevalent. The precise 0.134" ID and 0.375" OD dimensions ensure optimal load distribution when used with 1/8" rivets, reducing stress concentrations and extending assembly life. The flat washer design provides a stable bearing surface, preventing embedment and maintaining joint integrity under dynamic loads. By utilizing inch-series specifications, it seamlessly integrates into existing North American machinery and maintenance protocols, offering reliable performance in industrial washers applications.

Specification Summary & Compliance

This flat washer adheres to standard inch-system dimensional tolerances, with an inner diameter of 0.134", outer diameter of 0.375", and thickness ranging from 0.057" to 0.067". It is manufactured from 18-8 Stainless Steel and is designed for use with 1/8" rivets. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial components.