S-90183A325 0.256" ID x 0.5" OD Washers for Blind Rivets
Washers for Blind Rivets
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance from 18-8 stainless steel construction, ideal for humid or chemically aggressive environments.
- Precise fit for 1/4" rivets with a 0.256" inner diameter, ensuring secure and stable fastening in assemblies.
- Optimal load distribution provided by the 0.5" outer diameter, helping to prevent surface damage and joint loosening.
- Consistent performance due to a controlled thickness range of 0.058-0.068", offering reliable spacing and clamping force.
- Environmental and safety compliance with RoHS 3 and REACH standards, ensuring safe use in regulated industries.
- Durable, long-lasting service life in demanding applications, reducing the need for frequent replacements.
- Broad industrial compatibility with inch-system fasteners, suitable for various machinery and equipment builds.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, these 18-8 stainless steel flat washers deliver exceptional corrosion resistance, making them ideal for outdoor, marine, or chemical processing equipment where moisture and corrosive agents are prevalent. The precise 0.256" ID ensures a snug fit on 1/4" rivets, minimizing play and vibration-induced failures, while the 0.5" OD effectively distributes load to protect sensitive surfaces. With a thickness tolerance of 0.058-0.068", these inch-system washers provide uniform spacing and reliable performance in assembly lines, automotive frames, and structural applications, enhancing overall fastener integrity and reducing maintenance costs.
Specification Summary & Compliance
This flat washer adheres to inch measurement standards with an inner diameter of 0.256", outer diameter of 0.5", and thickness between 0.058-0.068", designed specifically for 1/4" rivet diameters. It is manufactured from 18-8 stainless steel for consistent quality and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global industrial supply chains.
