S-95630A245 0.38" ID x 0.812" OD Plastic Washers

Key Features & Benefits at a Glance

• Exceptional high-temperature performance - withstands continuous operation up to 500°F (260°C) for reliable service in demanding thermal environments
• Superior chemical resistance - PTFE construction provides excellent protection against corrosive substances and harsh industrial chemicals
• Optimal hardness and durability - Durometer 55D rating ensures consistent performance under compression while maintaining sealing integrity
• Precise dimensional accuracy - 0.812" OD and 0.38" ID with controlled thickness (0.027-0.035") ensures perfect fit for 3/8" screw applications
• Non-corrosive and non-conductive properties - ideal for electrical applications and environments where metal corrosion is a concern
• Regulatory compliance assurance - meets RoHS 3 and REACH standards for safe use across global markets
• Low friction surface - reduces wear on mating surfaces and facilitates easier assembly and disassembly

Professional Applications & Engineering Value

This PTFE flat washer delivers critical engineering solutions for industries facing extreme operating conditions. The polytetrafluoroethylene material provides unmatched chemical resistance against aggressive solvents, acids, and bases, making it ideal for chemical processing equipment, laboratory apparatus, and pharmaceutical manufacturing. The 500°F temperature rating ensures reliable performance in high-heat applications such as oven assemblies, thermal processing systems, and automotive engine compartments. The white PTFE construction maintains dimensional stability across temperature fluctuations, preventing the deformation issues common with inferior plastic washers. With its Durometer 55D hardness, this flat washer offers optimal compression resistance while creating effective seals in piping systems, fluid handling equipment, and industrial machinery where chemical resistant components are essential for operational safety and longevity.

Specification Summary & Compliance

This inch-system flat washer features precise dimensional specifications: 0.812" outer diameter, 0.38" inner diameter (designed for 3/8" screws), and thickness ranging from 0.027" to 0.035". The PTFE plastic construction delivers consistent performance with Durometer 55D hardness rating. Manufacturing complies with industry standards for flat washers, and the product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant (including the latest SVHC updates as of 06/14/2023), ensuring regulatory adherence for international industrial applications.