S-94610A308 0.656" ID x 1.75" OD Ultra-High-Temperature Ceramic Washers

Key Features & Benefits at a Glance

• Exceptional thermal resistance - withstands continuous exposure up to 3000°F without degradation, ideal for extreme heat applications
• Superior electrical insulation properties - provides reliable isolation in high-temperature electrical and industrial systems
• Precise dimensional fit - 5/8" inner diameter ensures proper alignment with standard fasteners while 1.75" outer diameter offers optimal load distribution
• Consistent thickness tolerance - 0.090-0.112" thickness range maintains uniform pressure distribution across mating surfaces
• Chemical and corrosion resistance - ceramic material maintains integrity in harsh industrial environments and corrosive atmospheres
• Environmental compliance assurance - meets RoHS 3 and REACH standards for safe use in regulated industries
• Durable off-white ceramic construction - maintains appearance and performance through thermal cycling and mechanical stress

Professional Applications & Engineering Value

This ceramic flat washer delivers critical engineering solutions for industries operating in extreme thermal environments. The high-temperature ceramic material maintains structural stability where metallic washers would fail, preventing thermal bridging and ensuring consistent performance in furnace applications, power generation equipment, and aerospace components. The off-white ceramic composition provides excellent dielectric properties for electrical insulation while the precise inch measurement system ensures compatibility with standard industrial fasteners. Engineers specify this flat washer for applications requiring reliable thermal barrier protection, including heat treatment fixtures, exhaust systems, and high-temperature processing equipment where maintaining bolt tension and preventing heat transfer are paramount.

Specification Summary & Compliance

This ceramic flat washer features inch system dimensions with 0.656" inner diameter, 1.75" outer diameter, and thickness ranging 0.090-0.112". Manufactured from high-purity ceramic material rated for continuous service up to 3000°F maximum temperature. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for industrial applications worldwide. Designed for use with 5/8" fasteners in demanding thermal environments.