S-90339A202 Easy-Install Slotted Washers
Easy-Install Slotted Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
Geometric Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance thanks to the black-oxide steel finish, ensuring long-term reliability in harsh industrial environments.
- Precise fit for No. 10 screws with a 13/64" slot width and 1/4" slot depth, enabling easy installation and secure fastening.
- Enhanced durability with Rockwell B40 hardness, providing consistent performance under mechanical stress and repeated use.
- Accurate dimensional control featuring a 0.406" OD and 0.036-0.045" thickness for reliable load distribution and vibration resistance.
- Environmental compliance assurance by meeting RoHS 3 and REACH standards, supporting sustainable and safe manufacturing practices.
- Optimized for inch-based systems, ensuring seamless integration with standard industrial equipment and reducing compatibility issues.
Professional Applications & Engineering Value
This slotted washer is engineered to address common industrial challenges such as fastener loosening and corrosion-induced failures. Constructed from black-oxide steel, it offers excellent protection against rust and wear, making it ideal for applications in automotive assembly, machinery, and outdoor equipment where moisture and chemicals are present. The precise inch measurements, including the 13/64" slot width and 1/4" slot depth, ensure a snug fit for No. 10 screws, reducing the risk of misalignment and enhancing overall structural integrity. By combining robust material properties with exacting slot dimensions, this washer delivers reliable performance in high-vibration environments, prolonging the life of connected components and minimizing maintenance downtime.
Specification Summary & Compliance
This washer adheres to standard inch system tolerances, with an OD of 0.406", thickness range of 0.036-0.045", slot width of 13/64", and slot depth of 1/4" for compatibility with No. 10 screws. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental safety and regulatory alignment for industrial use.
