S-93303A122 0.156" ID x 0.438" OD Rubber Sealing Washers

Key Features & Benefits at a Glance

• Exceptional heat resistance - Withstands temperatures up to 450°F, ensuring reliable performance in high-temperature industrial environments
• Superior material durability - Aramid Fabric/Buna-N Rubber construction provides excellent wear resistance and long service life
• Precise dimensional fit - 0.156" ID and 0.438" OD ensure perfect alignment with No. 6 screws for secure fastening
• Optimal load distribution - 0.026-0.036" thickness range provides consistent surface pressure and prevents surface damage
• Environmental compliance assurance - RoHS 3 and REACH compliant for safe use in regulated industries
• Wide temperature versatility - Operates effectively from 0°F to 450°F, suitable for various climate conditions
• Enhanced visibility and identification - Green color allows for easy inspection and quality control in assembly processes

Professional Applications & Engineering Value

These high-temperature flat washers combine Aramid Fabric and Buna-N Rubber to solve critical challenges in demanding industrial applications. The unique material composition provides exceptional thermal stability while maintaining flexibility, preventing bolt loosening under thermal cycling conditions. Ideal for automotive, aerospace, and industrial equipment where temperature fluctuations are common, these washers effectively distribute load pressure on No. 6 screws, reducing stress concentration and preventing surface damage to sensitive materials. The 0.156" ID ensures precise fitment while the 0.438" OD offers optimal bearing surface, making them essential components in assemblies requiring reliable performance under extreme thermal stress.

Specification Summary & Compliance

This flat washer features precise inch system dimensions with 0.156" inner diameter, 0.438" outer diameter, and thickness ranging from 0.026" to 0.036". Designed specifically for No. 6 screw size applications, the washer maintains dimensional stability across its operating temperature range of 0°F to 450°F. 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 use. Manufactured to exacting standards, these washers provide consistent performance in high-temperature environments while meeting international compliance requirements.