S-98019A330 0.219" ID x 0.438" OD MS15795-808; NASM15795 Mil. Spec. Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from passivated 18-8 stainless steel construction, ensuring long-term reliability in harsh environments
• Precise dimensional fit with 0.219" ID and 0.438" OD for perfect alignment with No. 10 screws, preventing assembly issues
• Exceptional surface durability with Rockwell B70 hardness, maintaining washer integrity under repeated loading
• Guaranteed compliance with MS15795-808 and NASM15795 specifications for aerospace and defense applications
• Environmental safety assurance through full RoHS 3 and REACH compliance, meeting global regulatory standards
• Optimized load distribution with 0.036-0.065" thickness range, reducing stress concentration on fastened components
• Industry-standard compatibility with inch measurement system, ensuring seamless integration into existing assemblies

Professional Applications & Engineering Value

This precision flat washer delivers exceptional engineering value through its passivated 18-8 stainless steel construction, specifically engineered to solve critical industrial challenges. The corrosion-resistant surface treatment prevents degradation in demanding environments including marine, chemical processing, and outdoor applications, while the precise dimensional tolerances ensure perfect fit with No. 10 screw size fasteners. The combination of controlled thickness variation and Rockwell B70 hardness provides consistent load distribution and surface protection, preventing galvanic corrosion and material fatigue in heavy-duty industrial washers applications. These MS15795-808/NASM15795 compliant components are particularly valuable in aerospace assemblies, machinery manufacturing, and precision equipment where reliability and specification adherence are paramount.

Specification Summary & Compliance

This flat washer maintains precise dimensional accuracy with 0.219" inner diameter, 0.438" outer diameter, and thickness ranging 0.036-0.065". Manufactured to strict MS15795-808 and NASM15795 specifications, it ensures consistent performance in critical applications. The component is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant (updated 06/14/2023, 235 SVHC), meeting the latest environmental and safety regulations for industrial components.