S-91619A800 0.195" ID x 0.75" OD High-Temperature Mica Washers

Key Features & Benefits at a Glance

• Exceptional thermal stability for reliable performance in extreme environments up to 1050°F, preventing material degradation and maintaining seal integrity.
• Superior electrical insulation properties due to natural mica construction, reducing risks of short circuits and electrical failures in sensitive equipment.
• Precision dimensional fit with 0.195" ID and 0.75" OD ensures secure placement and uniform pressure distribution for No. 10 screws.
• Ultra-thin, consistent profile (0.004-0.006" thickness) allows for compact assembly without compromising thermal or electrical barrier performance.
• Compliance with stringent environmental standards including RoHS 3 and REACH, ensuring safe use in regulated industrial applications worldwide.
• Natural beige mica material offers excellent resistance to arcing, corrosion, and chemical exposure, extending service life in harsh conditions.
• Optimized for high-temperature fastening systems, providing a durable, non-conductive spacer that maintains mechanical stability under thermal cycling.

Professional Applications & Engineering Value

This mica flat washer is engineered to address critical challenges in high-temperature industrial applications, such as electrical furnaces, aerospace components, and power generation equipment. The natural mica material delivers outstanding electrical insulation and thermal resistance, preventing current leakage and heat transfer that can compromise system safety. Its precise 0.75" OD and 0.195" ID dimensions, combined with a minimal 0.004-0.006" thickness, ensure a snug fit for No. 10 screws while minimizing space requirements. By withstanding temperatures up to 1050°F, this washer eliminates common failures associated with polymer or metal washers in extreme environments, offering engineers a reliable solution for maintaining thermal resistant and electrically isolated assemblies in demanding settings like motor insulation, heater assemblies, and high-voltage enclosures.

Specification Summary & Compliance

This washer adheres to inch system measurement standards with an inner diameter of 0.195", outer diameter of 0.75", and thickness range of 0.004-0.006", designed specifically for No. 10 screw applications. It is manufactured from beige mica and rated for continuous use at temperatures up to 1050°F. The product fully complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets current environmental and safety requirements for hazardous substance restrictions.